A) 0.2
B) 0.4
C) 0.8
D) 1.0
Correct Answer: B
Solution :
Molality,\[\text{m}\,\text{=}\,\frac{\text{moles}\,\text{of}\,\text{solute}\,\text{ }\!\!\times\!\!\text{ 1000}}{\text{mass}\,\text{of}\,\text{solvent}\,\text{(in}\,\text{g)}}\] \[=\frac{36\times 1000}{180\times 500}=0.4\,m\]You need to login to perform this action.
You will be redirected in
3 sec