Chemistry help!!!

Posted on 2015-08-20 07:54:00 in Chemistry by MEGAN

In the lab we were to mix the substances, using different amounts of each, and I now have to answer questions.

1. Why did the mixture turn yellow (CaCl3, NaHCO3, Phenol Red)
2. Why did it heat up?
3. What and why was there a gas release?
4. Why did it go from a solid to a liquid?

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