8.49


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Kelly Kiremidjian 1C
Posts: 62
Joined: Fri Sep 29, 2017 7:04 am

8.49

Postby Kelly Kiremidjian 1C » Sat Jan 20, 2018 5:10 pm

In #49, how do you know that PΔV is negative?

Sungyoon_Baek_1A
Posts: 32
Joined: Fri Sep 29, 2017 7:06 am
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Re: 8.49

Postby Sungyoon_Baek_1A » Sat Jan 20, 2018 5:26 pm

work done by the system(reaction) is always -PdeltaV since whenever work is done it is negative while work done on the system would be positive.

Phillip Tran
Posts: 54
Joined: Thu Jul 13, 2017 3:00 am

Re: 8.49

Postby Phillip Tran » Sat Jan 20, 2018 5:32 pm

to add on to the comment before, it is also when delta p=0


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