heya!!
____
A gm molecule of gas at 127℃expands isothermally until it's volume is doubled. Find the amount of workdone and hear absorbed.
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Hey mate,
We know,
W = 2.303*R*T*log(V2/V1)
Now we know,
R = 8.3 J/mol-k
T = 127
= 400 k
So, putting in the required values,
W = 2.303*8.3*400*log(2/1)
On solving,
W = 2.3*10^3 J
The heat absorbed will be = 2.3*10^3/4.2
= 548 cal
Hope this helps you out!.
We know,
W = 2.303*R*T*log(V2/V1)
Now we know,
R = 8.3 J/mol-k
T = 127
= 400 k
So, putting in the required values,
W = 2.303*8.3*400*log(2/1)
On solving,
W = 2.3*10^3 J
The heat absorbed will be = 2.3*10^3/4.2
= 548 cal
Hope this helps you out!.
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