Calculate the number of moles in 100g of H2O. plz answer fast
Chemistry
Rockon4168
Question
Calculate the number of moles in 100g of H2O. plz answer fast
2 Answer
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1. User Answers samreen10
no of moles= given mass /molecular mass
molecular mass of H2O is 2(2) +16 =20
no of moles = 100 /20=5
answer is 5 moles -
2. User Answers ch45901
[tex]100 \div 2 \times 2 + 16 \\ 100 \div 20 \\ = 5[/tex]