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Question

The equivalent weight of H3PO4 in the following reaction is:


H3PO4+Ca(OH)2CaHPO4+2H2O

A
98
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B
49
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C
32.66
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D
40
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Solution

The correct option is B 49
Equivalent weight=Molecular weightNo. of replaceable Hydrogen atoms.
=982

=49

Option B is correct.

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