Less accurate than molecular mass. Accurate to use in higher calculations. Example: Mass of 1 mole of oxygen is 15.9994 grams. Therefore, the molar mass = 15.9994 g/mol. Example: Molecular mass of Ca (OH)2 = 74 atomic mass units. These were some important difference between molecular mass and molar mass.Compute Mass of Each Element. Multiply the number of atoms by the atomic weight of each element found in steps 1 and 2 to get the mass of each element in (H) (Cl): Molar Mass (g/mol) H (Hydrogen) 1 × 1.00794 = 1.00794. Cl (Chlorine) 1 × 35.453 = 35.453. 4. Molar mass of a substance is the mass in grams of one mole of the compound. In a substance, the amount of entities present e.g. atoms, molecules, ions, is defined as a mole. A mole of any substance is 6.022×1023 molecules. Just as we take a standard value to calculate different things e.g. 1 dozen =12 items similarly we use the mole to ...35.453. 3. Compute Mass of Each Element. Multiply the number of atoms by the atomic weight of each element found in steps 1 and 2 to get the mass of each element in ZnCl2: Molar Mass (g/mol) Zn (Zinc) 1 × 65.409 = 65.409. Cl (Chlorine) 2 × 35.453 = 70.906.Naturally occurring chlorine consists of 35 Cl (mass 34.96885 amu) and 37 Cl (mass 36.96590 amu), with an average mass of 35.453 amu. ... The molar mass of an element (or compound) is the mass in grams of 1 mole of that substance, a property expressed in units of grams per mole (g/mol) (Figure \(\PageIndex{3}\)).Average atomic mass of chlorine is 35.5 then the correct naturally occuring molar ratio of 35Cl&37Cl is · The correct Answer is:B · 35.5=x×37+(100−x)35100⇒35.5=&n...We use 5.4857990888×10 -4 for the electron molar mass. 3. Compute Mass of Each Element. Multiply the number of atoms by the atomic weight of each element found in steps 1 and 2 to get the mass of each element in Cl {-}: Molar Mass (g/mol) Cl (Chlorine) 1 × 35.453 = 35.453. e (Electron) 1 × 0.000548579909 = 0.000548579909. Calculate the molar mass of NaCl in grams per mole or search for a chemical formula or substance. ... Mass Percent: 39.337%. Element: Chlorine Symbol: Cl Atomic Mass ... This formula mass is the sum of the atomic masses of one sodium atom and one chlorine atom, which we find from the periodic table; here, we use the masses to two decimal places: Na: 22.99 amu. Cl: +35.34 amu. Total: 58.44 amu. To two decimal places, the formula mass of NaCl is 58.44 amu.Chlorine molecular weight Molar mass of Cl = 35.453 g/mol Convert grams Chlorine to moles or moles Chlorine to grams Percent composition by element Element: Chlorine …Use this periodic table for calculating molar mass for any chemical formula. ... Cl Chlorine 35.45: 18 Ar Argon 39.948: 19 K Potassium 39.0983: 20 Ca Calcium 40.078: 21 Sc Scandium 44.955908: 22 Ti Titanium 47.867: 23 V Vanadium 50.9415: 24 Cr Chromium 51.9961: 25 Mn Manganese 54.938044: 26 Fe IronApr 27, 2022 ... Calculate the molar mass of the following: CaCl2 (Calcium Chloride) SUBSCRIBE if you'd like to help us out!The molar mass of an element (or compound) is the mass in grams of 1 mole of that substance, a property expressed in units of grams per mole (g/mol) (Figure 2.6.1 2.6. 1 ). Figure 2.6.1 2.6. 1: Each sample contains 6.022 ×1023 6.022 × 10 23 atoms —1.00 mol of atoms. Computing molar mass step by step. First, compute the number of each atom in Mn (ClO 4) 3: Mn: 1, Cl: 3, O: 12. Then, lookup atomic weights for each element in periodic table: Mn: 54.938045, Cl: 35.453, O: 15.9994. Now, compute the sum of products of number of atoms to the atomic weight: Molar mass (Mn (ClO 4) 3) = ∑ Count i * Weight i =.Less accurate than molecular mass. Accurate to use in higher calculations. Example: Mass of 1 mole of oxygen is 15.9994 grams. Therefore, the molar mass = 15.9994 g/mol. Example: Molecular mass of Ca (OH)2 = 74 atomic mass units. These were some important difference between molecular mass and molar mass.Jan 5, 2024 ... Chlorine molecules are composed of two atoms (Cl2). Chlorine combines with almost all the elements, except for the lighter noble gases, to give ...35.453. 3. Compute Mass of Each Element. Multiply the number of atoms by the atomic weight of each element found in steps 1 and 2 to get the mass of each element in ZnCl2: Molar Mass (g/mol) Zn (Zinc) 1 × 65.409 = 65.409. Cl (Chlorine) 2 × 35.453 = 70.906. Types of Teeth - There are different types of teeth and different ways of naming them. Learn about types of teeth, tooth surfaces and the Universal System of naming them. Advertise...Enter a chemical molecular formula to calculate the molar mass of the compound. The molar mass is the mass (in atomic mass units) of one mole of a substance. Learn how to …Calculate the molar mass of Cl2O7 in grams per mole or search for a chemical formula or substance. Molecular weight of Cl2O7. Cl2O7 molecular weight. ... Symbol: Cl Atomic Mass: 35.453 # of Atoms: 2 Mass Percent: 38.767%. Element: Oxygen Symbol: O Atomic Mass: 15.9994 # of Atoms: 7Calculate the molar mass of (Fe(Cl))3 in grams per mole or search for a chemical formula or substance. (Fe(Cl))3 molecular weight Molar mass of (Fe(Cl))3 = 273.894 g/molSymbol: Cl Atomic Mass: 35.453 # of Atoms: 1 Mass Percent: 35.160%. Element: Zinc Symbol: Zn Atomic Mass: 65.38 # of Atoms: 1 ... This is how to calculate molar mass (average molecular weight), which is based on isotropically weighted averages. This is not the same as molecular mass, which is the mass of a single molecule of well-defined …Basically, it’s easy to find it on the periodic table, so you should look below the name of a particular element (for example the one of Cl is 35.453 g/mol), and it’s an average atomic mass. When it comes to chemistry, keep in mind that a formula weight is the quantity calculated by multiplying an atomic weight (by using atomic mass units ...Compute Mass of Each Element. Multiply the number of atoms by the atomic weight of each element found in steps 1 and 2 to get the mass of each element in KClO3: Molar Mass (g/mol) K (Potassium) 1 × 39.0983 = 39.0983. Cl (Chlorine)Calculate the molar mass of (Fe(Cl))3 in grams per mole or search for a chemical formula or substance. (Fe(Cl))3 molecular weight Molar mass of (Fe(Cl))3 = 273.894 g/mol 35.453. 3. Compute Mass of Each Element. Multiply the number of atoms by the atomic weight of each element found in steps 1 and 2 to get the mass of each element in ZnCl2: Molar Mass (g/mol) Zn (Zinc) 1 × 65.409 = 65.409. Cl (Chlorine) 2 × 35.453 = 70.906.Cl (Chlorine) 35.453. 3. Compute Mass of Each Element. Multiply the number of atoms by the atomic weight of each element found in steps 1 and 2 to get the mass of each element in CuNH4Cl3: Molar Mass (g/mol) Cu (Copper) 1 × 63.546 = 63.546. N (Nitrogen)Molar mass calculator computes molar mass, molecular weight and elemental composition of any given compound. Printed from https://www.webqc.org. Molar Mass, Molecular Weight and Elemental Composition ... Cl: 2. Then, lookup atomic weights for each element in periodic table: Fe: 55.845, Cl: 35.453Compute Mass of Each Element. Multiply the number of atoms by the atomic weight of each element found in steps 1 and 2 to get the mass of each element in MgCl2: Molar Mass (g/mol) Mg (Magnesium) 1 × 24.305 = 24.305. Cl (Chlorine) 2 × 35.453 = 70.906. 4.Calculate the molar mass of Chlorine in grams per mole or search for a chemical formula or substance. Chlorine molecular weight Molar mass of Cl = 35.453 g/mol The molar mass of an element (or compound) is the mass in grams of 1 mole of that substance, a property expressed in units of grams per mole (g/mol) (Figure …Molar mass calculator computes molar mass, molecular weight and elemental composition of any given compound. Printed from https://www.webqc.org. Molar Mass, Molecular Weight and Elemental Composition ... Cl: 1. Then, lookup atomic weights for each element in periodic table: Cu: 63.546, Cl: 35.453100.0000. Computing molar mass step by step. First, compute the number of each atom in Cl 2: Cl: 2. Then, lookup atomic weights for each element in periodic table: Cl: 35.453. Now, compute the sum of products of number of atoms to the atomic weight: Molar mass (Cl 2) = ∑ Count i * Weight i =. Count (Cl) * Weight (Cl) =. Compute Mass of Each Element. Multiply the number of atoms by the atomic weight of each element found in steps 1 and 2 to get the mass of each element in AgCl (AgCl): Molar Mass (g/mol) Ag (Silver) 2 × 107.8682 = 215.7364. Cl (Chlorine) 2 × 35.453 = 70.906. 4. Sum Each Element's Mass. Jun 22, 2023 ... Key Points · Sodium chloride (NaCl) is a compound commonly known as table salt. · It consists of sodium (Na) and chlorine (Cl). · The molar ma...The solid and the solution is separated and the supernatant solution is recycled for further evaporation. Lithium chloride is a solid which absorbs water to form a hydrate, LiCl.H 2 O. LiCl. Lithium Chloride. Density. 2.07 g/cm³. Molecular Weight/ Molar Mass. 42.394 g/mol.3. Compute Mass of Each Element. Multiply the number of atoms by the atomic weight of each element found in steps 1 and 2 to get the mass of each element in Cl {2-}: Molar Mass (g/mol) Cl (Chlorine) 1 × 35.453 = 35.453. e (Electron) 2 × 0.000548579909 = 0.001097159818.Finally, add together the total mass of each element to get the molar mass of Na(Cl): 22.98976928 g/mol + 35.453 g/mol = 58.44276928 g/mol. 5. Find Mole Fraction. To find the mole fraction and percentage of each element in Na(Cl), divide each total from step 3 by the total molar mass found in step 4:Molar mass of a substance is the mass in grams of one mole of the compound. In a substance, the amount of entities present e.g. atoms, molecules, ions, is defined as a mole. A mole of any substance is 6.022×1023 molecules. Just as we take a standard value to calculate different things e.g. 1 dozen =12 items similarly we use the mole to ...Symbol: Cl Atomic Mass: 35.453 # of Atoms: 1 Mass Percent: 35.160%. Element: Zinc Symbol: Zn Atomic Mass: 65.38 # of Atoms: 1 ... This is how to calculate molar mass (average molecular weight), which is based on isotropically weighted averages. This is not the same as molecular mass, which is the mass of a single molecule of well-defined …Computing molar mass step by step. First, compute the number of each atom in CH 2 Cl: C: 1, H: 2, Cl: 1. Then, lookup atomic weights for each element in periodic table: C: 12.0107, H: 1.00794, Cl: 35.453. Now, compute the sum of products of number of atoms to the atomic weight: Molar mass (CH 2 Cl) = ∑ Count i * Weight i =.Calculate the molar mass of CH3Cl in grams per mole or search for a chemical formula or substance. Molecular weight ... Percent composition by element. Element: Chlorine Symbol: Cl Atomic Mass: 35.453 # of Atoms: 1 Mass Percent: 70.221%. Element: Hydrogen Symbol: H Atomic Mass: 1.00794 # of Atoms: 3 Mass Percent: 5.989%. Element: …Jun 22, 2023 ... Key Points · Sodium chloride (NaCl) is a compound commonly known as table salt. · It consists of sodium (Na) and chlorine (Cl). · The molar ma...Computing molar mass step by step. First, compute the number of each atom in CH 2 Cl: C: 1, H: 2, Cl: 1. Then, lookup atomic weights for each element in periodic table: C: 12.0107, H: 1.00794, Cl: 35.453. Now, compute the sum of products of number of atoms to the atomic weight: Molar mass (CH 2 Cl) = ∑ Count i * Weight i =. The molar mass of any substance is its atomic mass, molecular mass, or formula mass in grams per mole. The periodic table lists the atomic mass of carbon as 12.011 amu; the average molar mass of carbon—the mass of 6.022 × 10 23 carbon atoms—is therefore 12.011 g/mol: Table 2.4.1 2.4. 1 Molar Mass of Select Substances.Dec 5, 2023 · Multiply the relative atomic mass by the molar mass constant. This is defined as 0.001 kilogram per mole, or 1 gram per mole. This converts atomic units to grams per mole, making the molar mass of hydrogen 1.007 grams per mole, of carbon 12.0107 grams per mole, of oxygen 15.9994 grams per mole, and of chlorine 35.453 grams per mole. Mar 23, 2023 · Atomic mass of Gallium (Ga) 69.723. 70. 32. Atomic mass of Germanium (Ge) 72.630. 73. 33. Atomic mass of Arsenic (As) Compute Mass of Each Element. Multiply the number of atoms by the atomic weight of each element found in steps 1 and 2 to get the mass of each element in NiCl2: Molar Mass (g/mol) Ni (Nickel) 1 × 58.6934 = 58.6934. Cl (Chlorine) 2 × 35.453 = 70.906. 4. Molar mass calculator computes molar mass, molecular weight and elemental composition of any given compound. ... Formula in Hill system is Cl 2 Cu H 4 O 2: Computing molar mass (molar weight) To calculate molar mass of a chemical compound enter its formula and click 'Compute'.Calculate the molar mass of Cl in grams per mole or search for a chemical formula or substance.Computing molar mass step by step; First, compute the number of each atom in Cl 4: Cl: 4. Then, lookup atomic weights for each element in periodic table: Cl: 35.453 Now, compute the sum of products of number of atoms to the atomic weight:Calculate the molar mass of FeCl2 in grams per mole or search for a chemical formula or substance. Molecular weight of FeCl2. FeCl2 molecular weight. ... Symbol: Cl Atomic Mass: 35.453 # of Atoms: 2 Mass Percent: 55.941%. Element: Iron Symbol: Fe Atomic Mass: 55.845 # of Atoms: 1Calculate the molar mass of PCl3 in grams per mole or search for a chemical formula or substance. Molecular weight of PCl3. PCl3 molecular weight. ... Symbol: Cl Atomic Mass: 35.453 # of Atoms: 3 Mass Percent: 77.446%. Element: Phosphorus Symbol: P Atomic Mass: 30.973761 # of Atoms: 1Aug 19, 2020 · The molar mass of any compound is the mass in grams of one mole of that compound. One mole of carbon dioxide molecules has a mass of 44.01g 44.01 g, while one mole of sodium sulfide formula units has a mass of 78.04g 78.04 g. The molar masses are 44.01g/mol 44.01 g/mol and 78.04g/mol 78.04 g/mol respectively. In both cases, that is the mass of ... 6.7402. Computing molar mass step by step. First, compute the number of each atom in [CoCl 2 (en) 2 ]Cl: Cl: 23, Co: 1. Then, lookup atomic weights for each element in periodic table: Cl: 35.453, Co: 58.933195. Now, compute the sum of products of number of atoms to the atomic weight: Molar mass ( [CoCl 2 (en) 2 ]Cl) = ∑ Count i * Weight i =.Finally, add together the total mass of each element to get the molar mass of FeCl3: 55.845 g/mol + 106.359 g/mol = 162.204 g/mol. 5. Find Mole Fraction. To find the mole fraction and percentage of each element in FeCl3, divide each total from step 3 by the total molar mass found in step 4: Mole Fraction. Percent.Jan 5, 2024 ... Chlorine molecules are composed of two atoms (Cl2). Chlorine combines with almost all the elements, except for the lighter noble gases, to give ...The molar mass of Cl (Chlorine) is: 35.45 grams/mol. See also our theoretical yield calculator for chemical reactions (probably your next stop to finish the problem set). Tool …Calculate the molar mass of C6H5Cl in grams per mole or search for a chemical formula or substance. Molecular weight ... Percent composition by element. Element: Chlorine Symbol: Cl Atomic Mass: 35.453 # of Atoms: 1 Mass Percent: 31.498%. Element: Hydrogen Symbol: H Atomic Mass: 1.00794 # of Atoms: 5 Mass Percent: 4.477%. Element: …3. Compute Mass of Each Element. Multiply the number of atoms by the atomic weight of each element found in steps 1 and 2 to get the mass of each element in Sr (ClO4)2: Molar Mass (g/mol) Sr (Strontium) 1 × 87.62 = 87.62. Cl (Chlorine) 2 × 35.453 = 70.906.Lastly, add the atomic masses of each element in the compound to get the molar mass of the compound. In this case, we add the atomic masses of calcium and chlorine to get the molar mass of calcium chloride: Molar mass of CaCl_2 = 40.08\text{ g/mol} + 70.90\text{ g/mol} = 110.98\text{ g/mol}2. 34.0513. Computing molar mass step by step. First, compute the number of each atom in BaCl 2: Ba: 1, Cl: 2. Then, lookup atomic weights for each element in periodic table: Ba: 137.327, Cl: 35.453. Now, compute the sum of products of number of atoms to the atomic weight: Molar mass (BaCl 2) = ∑ Count i * Weight i =. Less accurate than molecular mass. Accurate to use in higher calculations. Example: Mass of 1 mole of oxygen is 15.9994 grams. Therefore, the molar mass = 15.9994 g/mol. Example: Molecular mass of Ca (OH)2 = 74 atomic mass units. These were some important difference between molecular mass and molar mass.Molar mass calculator computes molar mass, molecular weight and elemental composition of any given compound. Printed from https://www.webqc.org. Molar Mass, Molecular Weight and ... Cl: 35.453: 1: 46.9383: Mass percent composition Atomic percent composition; Formula in Hill system is CaCl:Since it is a halogen, it plays a role in disinfection and water treatment. The molar mass of this element (Cl) is approximately 35.453 grams per mole (g/mol). This value tells us that one mole of chlorine atoms has a mass of about 35.453 grams. In other terms, if you were to gather 6.022 x 10²³ individual atoms or molecules of this element ...Calculate the molar mass of NaCl in grams per mole or search for a chemical formula or substance. ... Mass Percent: 39.337%. Element: Chlorine Symbol: Cl Atomic Mass ... Finally, add together the total mass of each element to get the molar mass of KCl: 39.0983 g/mol + 35.453 g/mol = 74.5513 g/mol. 5. Find Mole Fraction. To find the mole fraction and percentage of each element in KCl, divide each total from step 3 by the total molar mass found in step 4: Mole Fraction. Percent. Molar Mass, Molecular Weight and Elemental Composition Calculator. Molar mass of Chlorine (Cl 2) is 70.9060 g/mol. Get control of 2022! Track your food intake, exercise, sleep and meditation for free. Convert between Cl2 weight and moles. Compound.Aug 11, 2016 ... PbCl_2 has a molar mass of 278.1 g/mol color(grey)"We will use the formula below to answer the question:" atomic weight of element xxnumber ...Molar mass calculator computes molar mass, molecular weight and elemental composition of any given compound. Printed from https://www.webqc.org. Molar Mass, Molecular Weight and ... Cl: 35.453: 1: 46.9383: Mass percent composition Atomic percent composition; Formula in Hill system is CaCl:Chlorine (Cl - Standard atomic weight), molar mass. Chlorine is a chemical element with symbol Cl and atomic number 17. It is the second lightest halogen, following fluorine. The most common compound of chlorine, sodium chloride (common salt), has been known since ancient times. The solid and the solution is separated and the supernatant solution is recycled for further evaporation. Lithium chloride is a solid which absorbs water to form a hydrate, LiCl.H 2 O. LiCl. Lithium Chloride. Density. 2.07 g/cm³. Molecular Weight/ Molar Mass. 42.394 g/mol.35.45. 70.9. Total Mass. 70.9. The molar mass of Cl2 (Chlorine) is: 70.9 grams/mol. See also our theoretical yield calculator for chemical reactions (probably your next stop to finish the problem set). Enter a chemical molecular formula to calculate the molar mass of the compound. The molar mass is the mass (in atomic mass units) of one mole of a substance. Learn how to find the molar mass of an element or a compound, and see examples and recently calculated molar masses. Basically, it’s easy to find it on the periodic table, so you should look below the name of a particular element (for example the one of Cl is 35.453 g/mol), and it’s an average atomic mass. When it comes to chemistry, keep in mind that a formula weight is the quantity calculated by multiplying an atomic weight (by using atomic mass units ...Molar Mass, Molecular Weight and Elemental Composition Calculator. Enter a chemical formula to calculate its molar mass and elemental composition: Molar mass of PbCl2 (Lead (II) chloride) is 278.1060 g/mol. Get control of 2022! Track your food intake, exercise, sleep and meditation for free. Convert between PbCl2 weight and moles. Calculate the molar mass of ZnCl2 in grams per mole or search for a chemical formula or substance. Molecular weight of ZnCl2. ZnCl2 molecular weight. ... Symbol: Cl Atomic Mass: 35.453 # of Atoms: 2 Mass Percent: 52.027%. Element: Zinc Symbol: Zn Atomic Mass: 65.38 # of Atoms: 1Calculate the molar mass of S2Cl2 in grams per mole or search for a chemical formula or substance. Molecular weight of S2Cl2. S2Cl2 molecular weight. ... Symbol: Cl Atomic Mass: 35.453 # of Atoms: 2 Mass Percent: 52.509%. Element: Sulfur Symbol: S Atomic Mass: 32.065 # of Atoms: 2Molar Mass, Molecular Weight and Elemental Composition Calculator. Molar mass of Chlorine (Cl 2) is 70.9060 g/mol. Get control of 2022! Track your food intake, exercise, sleep and meditation for free. Convert between Cl2 weight and moles. Compound.35.453. 1. 60.6628. Computing molar mass step by step. First, compute the number of each atom in NaCl: Na: 1, Cl: 1. Then, lookup atomic weights for each element in periodic table: Na: 22.98976928, Cl: 35.453. Now, compute the sum of …Computing molar mass step by step. First, compute the number of each atom in CH 2 Cl: C: 1, H: 2, Cl: 1. Then, lookup atomic weights for each element in periodic table: C: 12.0107, H: 1.00794, Cl: 35.453. Now, compute the sum of products of number of atoms to the atomic weight: Molar mass (CH 2 Cl) = ∑ Count i * Weight i =.Calculate the molar mass of C6H5Cl in grams per mole or search for a chemical formula or substance. Molecular weight ... Percent composition by element. Element: Chlorine Symbol: Cl Atomic Mass: 35.453 # of Atoms: 1 Mass Percent: 31.498%. Element: Hydrogen Symbol: H Atomic Mass: 1.00794 # of Atoms: 5 Mass Percent: 4.477%. Element: …
Multiply the relative atomic mass by the molar mass constant. This is defined as 0.001 kilogram per mole, or 1 gram per mole. This converts atomic units to grams per mole, making the molar mass of hydrogen 1.007 grams per mole, of carbon 12.0107 grams per mole, of oxygen 15.9994 grams per mole, and of chlorine 35.453 grams per mole. …. Taylor swift enchanted lyrics
Multiply the number of atoms by the atomic weight of each element found in steps 1 and 2 to get the mass of each element in CHF2Cl: Molar Mass (g/mol) C (Carbon) 1 × 12.0107 = 12.0107. H (Hydrogen) 1 × 1.00794 = 1.00794. F (Fluorine) 2 × 18.9984032 = …Finally, add together the total mass of each element to get the molar mass of Na(Cl): 22.98976928 g/mol + 35.453 g/mol = 58.44276928 g/mol. 5. Find Mole Fraction. To find the mole fraction and percentage of each element in Na(Cl), divide each total from step 3 by the total molar mass found in step 4:The actual molecular mass of chlorine is 177.7 × 10^24 g, which is the sum of the molecular mass of each atom of chlorine in the diatomic molecule Cl2. The molecular mass of one …2. 34.0513. Computing molar mass step by step. First, compute the number of each atom in BaCl 2: Ba: 1, Cl: 2. Then, lookup atomic weights for each element in periodic table: Ba: 137.327, Cl: 35.453. Now, compute the sum of products of number of atoms to the atomic weight: Molar mass (BaCl 2) = ∑ Count i * Weight i =. To get the molar mass of NaCl, add Na + Cl using the numbers on the periodic table. Na rounds to 23 grams. Chlorine doesn't round so cleanly. It's half way ...May 29, 2019 ... In this video series you will learn how to calculate the molar mass / molecular weight of chemical compounds. In order to calculate the ...Molar mass calculator computes molar mass, molecular weight and elemental composition of any given compound. Printed from https://www.webqc.org. Molar Mass ... Cl: 3, O: 12. Then, lookup atomic weights for each element in periodic table: Fe: 55.845, Cl: 35.453, O: 15.9994Finally, add together the total mass of each element to get the molar mass of Cl(K): 35.453 g/mol + 39.0983 g/mol = 74.5513 g/mol. 5. Find Mole Fraction. To find the mole fraction and percentage of each element in Cl(K), divide each total from step 3 by the total molar mass found in step 4: Mole FractionWhat is the molar mass (to the nearest tenth of a gram/mole) of each of the following KCl? What is the molar mass (to the nearest tenth of a gram/mole) of KCl, given of the following. Molecular Weight (MW) of K = 39.1 g/mol; MW of Cl= 35.5 g/mol.The molar mass of an element (or compound) is the mass in grams of 1 mole of that substance, a property expressed in units of grams per mole (g/mol) (Figure …To obtain this value, follow these steps: Determine the molar mass of the gas. Since chlorine has a molar mass of 35.453 g/mol on the periodic table, the molar mass of the chlorine gas Cl 2 is twice this value. This is 70.906 g/mol. Use the molar mass formula to calculate the mass: mass = molar mass × number of moles.This mass is also called the molar mass. In Section 6.2, the formula mass for NaCl was calculated to be 58.44 amu. This means that the molar mass of NaCl is 58.44 g and it …3. Compute Mass of Each Element. Multiply the number of atoms by the atomic weight of each element found in steps 1 and 2 to get the mass of each element in C2H5Cl: Molar Mass (g/mol) C (Carbon) 2 × 12.0107 = 24.0214. H ….