HETAV PATEL

Grade 11,

how much heat in joules ,must be added to 0.250 mol of Ar(g) to raise its temperature from 20 degree celsius to 36 degree celsius at constant pressure ? (A) 50.0. (B) 83.2 (C) 187. (D) 200

how much heat in joules ,must be added to 0.250 mol of Ar(g) to raise its temperature from 20 degree celsius to 36 degree celsius at constant pressure ?
 
(A) 50.0.    (B) 83.2      (C) 187.    (D) 200

Grade:11

1 Answers

Hussain
13 Points
6 years ago
It's b
use [ q=nCp∆T ]..
In this Cp is 20.8 I think..and put the values of n,T1 and T2 as given in the question..

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