1.

For a hypothetic reaction \[A\to B\], the activation energies for forward and backward reactions are 19 kJ/mole and 9 kJ/mole respectively. The heat of reaction is [CBSE PMT 2000]

A.                 28 kJ     
B.                 19 kJ
C.                 10 kJ     
D.                 9 kJ
Answer» D.                 9 kJ


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