theory of dilute solutions

the vapour pressure of water decreases by 10% when a solte is dissolved in it .the approximate molarity of the solution is

5.5

2.5

2 Answers

1357

Manish Shankar ·2009-04-21 09:17:22

(P^o-P)/P^o=X_B=1/10

n_B/n_A=1/10 (for dilute solutions)

M=n_B/W_A=1/10M=1000/180=5.5

thanks bro

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