Answers

2016-02-27T19:14:28+05:30
1.5L water = 1500g 
Molar mass of H2O = 18 mol
Molar mass of  H2O in 1500g = 1500/18
                                                 = 83.33 mol 

1 Mole of H2O = 6.022*10²³ molecules 
Therefore 83.33 mol = 83.33*6.022*10²³
                                  = 5.0*10^25 molecules
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2016-02-29T11:56:55+05:30
Its ans is 83.33×6.023×10^23
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