Sally is doing an experiment in chemistry class where she mixes two substances together. When the tow substances react, she notices that the beaker feels cold. What conclusion can Sally draw about this chemical reaction?
a
The two substances did not react
b
It is an endothermic reaction
c
It is an exothermic reaction
d
She cannot draw conclusions based on this information
1 answer
b. It is an endothermic reaction
1 answer