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Posted: **Wed Jul 06, 2022 10:30 am**

: Are The Following Chemical And Physical Processes Endothermic Or Exothermic Liquid Nitrogen Vaporizes When Poured On Th 1 (18.15 KiB) Viewed 12 times

Are the following chemical and physical processes endothermic or exothermic? Liquid nitrogen vaporizes when poured on the floor at 25 C. A salt dissolves and the solution gets hot. The enthalpy change for a neutralization reaction has a negative sign. Exothermic Exothermic Exothermic