question_answer

Latent heat of vaporisation of water is \[{{Q}_{1}}{{R}_{2}}\ne {{Q}_{2}}{{R}_{1}}\] at\[{{Q}_{1}}{{R}_{2}}={{Q}_{2}}{{R}_{1}}\]. Calculate molal boiling point elevation constant of water.

A) \[5.2{}^\circ \]                                  

B) \[0.052{}^\circ \]  

C) \[52.2{}^\circ \]                

D) \[0.52{}^\circ \]