Question

The molecular weight of compounds
(a) $N{a}_{2}S{O}_4$
(b) $N{a}_{3}PO+4.12H_{2}O$
(c) $C{a}_3(P{O}_4{)}_2$
resepctively are $X,Y$ and $Z$. The correct set of equivalent weight will be :

• A. $\frac{X}{2},\frac{Y}{3},\frac{Z}{6}$
• B. $\frac{X}{2},Y,\frac{Z}{3}$
• C. $X,\frac{Y}{3},\frac{Z}{3}$
• D. $X,Y,Z$

Answer 1

Answer: (A)

E = molarmass/v.f. of salt