Ruchi.
variation of log K with 1/T is shown by the following graph .delta H for the reaction will be:



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Ruchi.
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@heena

Ruchi.
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dw:1354205703104:dw

heena
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same reason as for previous qn

Ruchi.
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a) 19.14 jmol^1
b)+19.14 J mol^1
c)+4.606 cal mol^1
d)2cal mol^1

Ruchi.
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correct answer is which one & why?

heena
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A

Ruchi.
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why or how?

heena
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i dont remeber how but i read this value before and yea main ans will be in ve

Ruchi.
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why its in negative?

Ruchi.
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then it 2 also?

heena
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welll it cant be d as 19.14 is uiveral value of something unable to recall srry

Ruchi.
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?

heena
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well negative coz og exothermic process give me a sec i ll show u the proof ok let me chck my notes

heena
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ni mil rha sorry

Ruchi.
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okay i will get it i hav to ask u one thing that delta H unit is joule ?