1. One regular strength acetaminophen pill has 1.29 times 10^21 molecules per pill. How many moles does it have in one pill?
2. One acetaminophen extra strength pill has 1.99 times 10^21 molecules per pill. How many moles does it have in one pill?
3. One low dose aspirin pill has 0.00045 moles per pill. How many molecules does it have in one pill?
4. One regular strength dose aspirin pill has 0.0019 moles per pill. How many molecules does it have in one pill?
5. One regular strength ibuprofen pill has 5.28 times 10^20 molecules per pill. How many moles per pill does it have?