Show work for all of the following calculations. Place your answer in the blanks provided showing units and the correct number of significant figures.
What is the molar mass of Al(ClO4)3?
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You have a sample of NaCl with a mass of 36.2 g. How many moles of NaCl is in your sample? How many molecules?
You have a sample of 2.12 mol H2O. How many grams of H2O do you have?
What is the mass in grams of 6 billion trillion (6 × 1021) molecules of UF6?
If you have 1.0 g of Na3P and 1.0 g NaCl, which sample has more atoms of Na? Justify your answer with a calculation.