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The value of DeltaH for cooling 2 moles ...

The value of `DeltaH` for cooling 2 moles of an ideal monoatomic gas from `125^@C` to `225^@C` at constant pressure will be [given `C_P=5/2R` ] _____

A

`-250R`

B

`-500R`

C

500R

D

`+250R`

Text Solution

Verified by Experts

The correct Answer is:
B
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