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How many moles of water are in 100 grams

User Hsanders
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1 more of water requires 1 mole of hydrogen (H2) and 0.5 moles of oxygen (O2) . This requires 100/18 moles of hydrogen. As the molar mass of hydrogen is, 2 it requires 200/18= 100/9 g of hydrogen.

User Pedro Cavaleiro
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