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April 21, 2014

Homework Help: Chemistry

Posted by Shellby on Sunday, November 13, 2011 at 8:47pm.

A 100g sample of water at 90 degrees celsius is added to a 100g sample of water at 10 degrees celsius.
The final temperature of the water is which of the following:
a) between 50 degrees celsius and 90 degrees celsius
b) 50 degrees celsius
c) between 10 degrees celsius

This is a practice problem so i know that the answer is b) 50 degrees celsius, but i am confused on how to find that answer.

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