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1. how many moles are in 3.4 x 1024 molecules of hcl?
2. how many grams are in 2.59 x 1023 formula units of al2o3?
3. how many grams are in 9.05 x 1023 atoms of silicon?
4. if you had 7.00 moles of pto2, how many grams would you have?
5. how many moles are in 29.2 l of oxygen gas at stp?
6. what is the volume (liters) of 75.8 g of n2 at stp?
show work for each one .
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1. how many moles are in 3.4 x 1024 molecules of hcl?
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