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Q of reaction and Q of calorimeter

Posted: Sun Feb 10, 2019 4:15 pm
by Hannah Yates 1K
I keep seeing the equation -qcal = qrxn. Can someone explain what this means.

Re: Q of reaction and Q of calorimeter

Posted: Sun Feb 10, 2019 4:29 pm
by Hovik Mike Mkryan 2I
Hello,
Basically it means that if the calorimeter is gaining heat that means that the rxn is losing the heat therefore in order to convert the heat for the calorimeter into the heat for the rxn you have to add a negative sign. Hope this helped!