Question: A runner weighs 580 N (about 130 lb), and 71% of this weight is water. (a) How many moles of water are in the runner's

A runner weighs 580 N (about 130 lb), and 71% of this weight is water. (a) How many moles of water are in the runner's body? (b) How many water molecules (H2O) are there?

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