1. Calculate the number of moles containing 8.90 x 1022 atoms of potassium
2. Calculate the number of atoms in 180.00 grams of chromium.
3. Calculate the mass of 6.882 moles of neon.
4. 67.0 L of xenon gas represents how many moles?
5. 45.6 moles of silicon has what mass?
6. Find the mass of 1 atom of uranium.
7. Calculate the number of atoms in 6.2 moles of gold.
8. Calculate the mass of 4.55 x 1024 atoms of Nickel
9. Find the number of atoms contained in 190 grams of Zinc.
10. What volume of helium gas at STP has a mass of 9.321 grams?
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1. Calculate the number of moles containing 8.90 x 1022 atoms of potassium
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