1A Exam2 (Ch 3, 4, part 10) Name_____________________________ Relax!!! Read!!! And Remember….*All calculations & answers must be shown fully and with units and chemical names to receive full credit. Using your Chemical Formula as a Conversion Factor: Calculate the mass (in kg) of oxygen atoms present in 2.4 x 10-3 moles of calcium nitrate. Combustion Analysis to determine an Empirical Formula: A petroleum compound containing carbon and hydrogen, produced 38.196g of carbon dioxide and 18.752g of water upon combustion. Calculate the empirical formula of the compound.
1A Exam2 (Ch 3, 4, part 10) Name_____________________________ Relax!!! Read!!! And Remember….*All calculations & answers must be shown fully and with units and chemical names to receive full credit. Using your Chemical Formula as a Conversion Factor: Calculate the mass (in kg) of oxygen atoms present in 2.4 x 10-3 moles of calcium nitrate. Combustion Analysis to determine an Empirical Formula: A petroleum compound containing carbon and hydrogen, produced 38.196g of carbon dioxide and 18.752g of water upon combustion. Calculate the empirical formula of the compound.