Find equivalent at of H3PO4 in reaction NaOH+H3PO4-NaH2PO4+H20
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quivalent mass of the acid = Molecular mass/No of replaceable H+ (basicity)
In the given reaction,
NaOH+H3PO4−−>NaH2PO4+H2O
One of the acid hydrogen is replaced by Na
So Equivalent mass of H3PO4 =
Molecular mass of H3PO4/1
= (3 ×1 + 1× 31 + 4 × 16)/1 = 98
Was
In the given reaction,
NaOH+H3PO4−−>NaH2PO4+H2O
One of the acid hydrogen is replaced by Na
So Equivalent mass of H3PO4 =
Molecular mass of H3PO4/1
= (3 ×1 + 1× 31 + 4 × 16)/1 = 98
Was
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