Q.
The number of molecules in one litre of water is (density of water = 1g/mL)
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answer is 2.
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Detailed Solution
Density of liquid water = 1g/ccGMW of water = 18g18g water contaion---- 6.023×102318g = 18ml( density = 1gl ml)18ml of water contain 6.02×1023 molecules1000ml of H2O contain 'X' molecules X = 3.3 ×1025
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