1.

What will be the normality of a solution containing 4.9 g. \[{{H}_{3}}P{{O}_{4}}\] dissolved in 500 ml water   [MP PMT 2003]

A.                 0.3         
B.                 1.0
C.                 3.0         
D.                 0.1
Answer» B.                 1.0


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