A child at the beach digs a hole in the sand and, using a

pail, fills it with water having a mass of 1.20 kg. The mo-

lar mass of water is 18.0 g/mol. (a) Find the number of

water molecules in this pail of water. (b) Suppose the

quantity of water on the Earth is 1.32 1021 kg and re-

mains constant. How many of the water molecules in

this pail of water were likely to have been in an equal

quantity of water that once filled a particular claw print

left by a dinosaur?

Question

29 November, 02:08

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Cassis · Answer 1

suppose the

quantity of water on the earth is 1.32 1021 kg and remains constant

the