Cp and CV are the specific heats at constant pressure and constant volume respectively.It is observed that Cp-Cv=a for hydrogen gas Cp-Cv=b for nitrogen gas the correct relationship between a and b 1)a=14b 2)a=28b 3)a=1/14b 4)a=b

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Cp and CV are the specific heats at constant pressure and constant volume respectively.It is observed that Cp-Cv=a for hydrogen gas Cp-Cv=b for nitrogen gas the correct relationship between a and b 1)a=14b 2)a=28b 3)a=1/14b 4)a=b

rutuja shinde 22nd Dec, 2019

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Harshita Gupta 22nd Dec, 2019

Hey,

We know that Cp-Cv= r

But we also know that, Cp-Cv= R/M (M is the molecular weight)

Therefore, r=R/M.

Now, for hydrogen, Cp-Cv=a

So, a=R/2 ( 2 is molecular weight of hydrogen)

For nitrogen,

b = R/28

So, ratio a/b =( R/2)/ (R/28)

a=14b

Hope this helps!

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