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A system abso...

Question

A system absorb $600 J$ of heat and work equivalent to $300 J$ on its surroundings. The change in internal is energy:

A

300 J

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B

400 J

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C

500 J

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D

600 J

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Solution

The correct option is B $300 J$
$Δ E = Q + W = 600 + (- 300) = 300 J$

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