Measuring Mass Lab

2. Calculate the number of Au atoms in 0.197 moles of Au. 3. Calculate the number of moles in 1.06 x 1030 atoms of Ta. 4. Calculate the number of moles in 1.18 x 1026 atoms of Ag. 5. Calculate the mass (g) of 7.11 moles of Ca. 6. Calculate the mass (g) of 5.32 x 10-3 moles of U. 7. Calculate the number of moles of Re in 9.35g of Re. 8. ................
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