Question

calculate the number of molecules present in 1 litre of water assuming that the density of water is 1g ml -1​

Answer 1

Hy, I will help u...

Density of water is 1g/ml

1 Litre H2O = 1000 g water

18g=18ml

$= > \frac{6.023 \times {10}^{23} }{18} \times 1000$

$= > 3.36 \times {10}^{25}$