A runner weighs 635 n about 140 lb and 72 of this weight is
A runner weighs 635 N (about 140 lb), and 72% of this weight is water.
(a) How many moles of water are in the runner's body? moles
(b) How many water molecules (H2O) are there? molecules
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a runner weighs 635 n about 140 lb and 72 of this weight is watera how many moles of water are in the runners body
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