Answer:
its endothermic .
because your using a cooling process instead of a heating process if it was a heating process it would be exothermic
Answer:
Explanation:
When you are in the laboratory and take a direct sniff of the chemicals you are using, you run the risk of damaging your mucous membranes or your lungs. When it is necessary to smell chemicals in the lab, the proper technique is to cup your hand above the container and waft the air toward your face.
Answer:
the last one
Explanation:
one atom had a higher electronegativity than the atom it is sharing with.
a heater turns electrical energy into thermal energy
the sun turns gas into thermal energy
annd i cant think of anymore but i hope this helps you
The answer is A. large differences between their boiling points
