Match the following descriptions to the overall type of reaction.

Question

Endothermic Exothermic

Example: 2,900 kJ/mol - 3,150 kJ/mol = - 250 kJ/mol

Mixing ammonium nitrate and water feels cold

Example: Photosynthesis

Phase change of melting ice to liquid water

Answer 1

Endothermic: Mixing ammonium nitrate and water feels cold, Phase change of melting ice to liquid water
Exothermic: Photosynthesis