19. For the process
XY
A
B.
AH for (A → X) = 50 kJ
AH for (Y → X) = 20 kJ
AH for (
BY) = 30 kJ
Then AH for A B will be
(1) 100 kJ
(2) -100 kJ
187 Zero kJ
(4) -50 kJ
pundary of
llowing methods for calculation of
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yeh question kuch chapter mai
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-50 kJ is correct
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