negative vs. positive

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Tiffany Cao 1D
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Joined: Fri Sep 29, 2017 7:03 am
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negative vs. positive

Postby Tiffany Cao 1D » Tue Jan 23, 2018 4:56 pm

If asked to give the amount of heat RELEASED by a chemical reaction, would the answer be positive or negative?

Ethan-Van To Dis2L
Posts: 50
Joined: Fri Sep 29, 2017 7:05 am

Re: negative vs. positive

Postby Ethan-Van To Dis2L » Tue Jan 23, 2018 5:05 pm

The answer would be negative. Qsystem + Qsurrounding = 0, therefore Qsystem=-Qsurrounding

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