Question

In the school lab, Carlos mixed two clear liquids together and began to stir. Within three minutes, the test tube got exceptionally hot and a yellow-orange gas started forming above the liquid. Within another minute the liquid turned dark black.

Was this a chemical reaction?

Answer 1

Step-by-step explanation:

Yes due to the fact that it was exothermic(got hot) and had color changes (clear to black) and it released a yellow-orange gas.