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Chemistry
200J of heat is provided to the system. Work done on the system is 20J . What is the change in internal energy?
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Q. $200J$ of heat is provided to the system. Work done on the system is $20J$ . What is the change in internal energy?
NTA Abhyas
NTA Abhyas 2020
A
$220kJ$
B
$2.2\times 10^{- 1}kJ$
C
$2.2\times 10^{- 5}kJ$
D
$220cal$
Solution:
$ΔU=220/1000$
$=2.2\times 10^{- 1}kJ$