1.

How many water molecules are present in 1 ml of water?

Answer»

ANSWER:

One mole of water has a mass of 18 grams and a volume of 18 mL (as the DENSITY of water is 1 g per cm3). It contains Avogadro's number of MOLECULES (6x 10^23). Thus 1 litre of water contains 1 / 18 x 1000 x 6 x 1^23 molecules

Explanation:

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