1.

42IT the amount ofof heatheat given tosystem is 35 I andthe amountof 아the systemworkIS Ithe the changeinternal energyof the systemis​

Answer»

Answer:iven,

ΔQ=+35J

ΔW=−15J

ΔU=?

From LAW of thermodynamic,

ΔQ=ΔU+ΔW

ΔU=ΔQ−ΔW

ΔU=35−(−15)

ΔU=35+15

ΔU=50J

The correct OPTION is D.

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