robbiemerren43 robbiemerren43

06-02-2021
Physics

contestada

What is the change in internal energy if a gas loses 80 joules of heat, and then does 60
joules of work?

Respuesta :

Ritmeks Ritmeks

11-02-2021

Answer:

-140

Explanation:

A gas loses 80joules of heat.

The gas also does 60 joules of work

Therefore the change in internal energy can be calculated as follows

= -80 + (-60)

= -80-60

= -140

Hence the change in internal energy is -140

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