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What is the formula mass of calcium citrate
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Chemistry
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- 3.41 Calculate the molar mass of each of these compounds and the mass percentage of each element. (a) PbS, lead(II) sulfide, galena, (b) C2H6, ethane, a hydrocarbon fuel, (c) acetic acid, an important ingredient in vinegar, (d) NH4NO3, ammonium nitrate, a fertilizer.arrow_forwardWhich of the following compounds has the highest mass percent of chlorine? (a) BCl3 (b) AsCl3 (c) GaCl3 (d) AlCl3 (e) PCl3arrow_forwardYou have a pure sample of the antiseptic aminacrine, C13H10N2. Calculate the mass in grams of 0.06500 mol aminacrine. Calculate the number of aminacrine molecules in a 0.2480-g sample. Calculate the number of nitrogen atoms in this 0.2480-g sample. Calculate the mass of N in 100. g aminacrine.arrow_forward
- Combustion analysis of 1.00 g of the male sex hormone, testosterone, yields 2.90 g of CO2 and 0.875 g H2O. What are the mass percents of carbon, hydrogen, and oxygen in testosterone?arrow_forwardThe compound 1-propanethiol, which is the eye irritant released when fresh onions are chopped up, has the chemical formula C3HyS and a formula mass of 76.18 amu. What number does y stand for in the chemical formula of the compound?arrow_forwardChlorine exists mainly as two isotopes, 37Cl and 33Cl. Which is more abundant? How do you know?arrow_forward
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