Sodium nitrate is put into water in a beaker and the mixture is stirred until it has dissolved. By the end of the experiment, the beaker feels cold. Which row describes the reaction?
- Atemperature of solution decreases; type of reaction endothermic
- Btemperature of solution decreases; type of reaction exothermic
- Ctemperature of solution increases; type of reaction endothermic
- Dtemperature of solution increases; type of reaction exothermic