question_answer

Number of molecules in one litre of water is close to

A)  \[\frac{6.023}{23.4}\times {{10}^{23}}\]      

B)         \[\text{18 }\times \text{ 6}.0\text{23 }\times \text{ 1}{{0}^{\text{23}}}\]

C)  \[\frac{18}{22.4}\times {{10}^{23}}\]      

D)         \[\text{55}.\text{5 }\times \text{ 6}.0\text{23 }\times \,\,\text{1}{{0}^{\text{23}}}\]