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1. Calculate the molar mass of each of the following compounds: a. Ethyl chloride , C2H5CI...

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Chemistry

1. Calculate the molar mass of each of the following compounds:a. Ethyl chloride , C2H5CI b. Phenobarbital, C12H12N2O3 C.Sodiumcarbonate, NaHCO3 d. Aluminum sulfate, Al2(SO4)3 e. Diethyl ether,(C2H5)2 O 2. Calculate the number of molecules in each of thefollowing samples. a. 3.04 mol of C8H18 b. 0.002 mol of aspirin,C9H8O4 3. Calculate the mass of each of the following sample. a17.2 mol of CO2 b . 0.053 mol of (NH4)3PO4 4. Calculate the numberof moles in each of the following samples. a. 3.69 x 10 to thepower of 24, atoms of uranium, U b. 7.54 x10 to the power of 23molecules of H2O c. 76.9 g of BaSO4 d. 146.2 g of C2H5OH 5. undercertain circumstances, carbonn dioxide , CO2(g), can be made toreact with hydrogen gas.H2(g), to produce methane , CH4(g), andwater vapour , H2O(g); CO2(g) +4H2(g)----->CH4(g) +2H2O(g) Howmany moles of methanes are produced when 71.1 moles of carbondioxide gas react with excess hydrogen gas?

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