6.02 × 1020 molecules of urea are present in 100 ml of its solution. Jee

Question

6.02 × 10²⁰ molecules of urea are present in 100 ml of its solution. The concentration of urea solution is 

A)0.02M 

B) 0.01 M 

C)0.001M 

D)0.05 M