1.

Equal volumes of methanoic acid and sodium hydroxide are mixed. If \[x\] is the heat of formation of water, then heat evolved on neutralisation is              [BHU 1998]

A.                 More than \[x\]               
B.                 Equal to \[x\]
C.                 Twice of \[x\]   
D.                 Less than \[x\]
Answer» E.


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