A periodic table is necessary to complete the questions.
Question 1Calculate the molar mass of CuSO4.
Question 2Calculate the molar mass of CaCOH.
Question 3Calculate the molar mass of Cr4(P2O7)3.
Question 4Calculate the molar mass of RbOH·2H2O.
Question 5Calculate the molar mass of KAl(SO4)2·12H2O.
Question 6What is the mass in grams of 0.172 moles of NaHCO3?
Question 7How many moles of CdBr2 are in a 39.25 gram sample of CdBr2?
Question 8How many atoms of cobalt are in a 0.39 mole sample of Co(C2H3O2)3?
Question 9What is the mass in milligrams of chlorine in 3.9 x 1019 molecules of Cl2?
Question 10How many grams of aluminum are in 0.58 moles of Al2O3·2H2O?
Answers1. 159.5 g/mol
2. 69.09 g/mol
3. 729.8 g/mol
4. 138.47 g/mol
5. 474.2 g/mol
6. 14.4 grams
7. 0.144 moles
8. 2.35 x 1023 atoms
9. 4.6 mg of chlorine
10. 31.3 grams of aluminum
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