Question

what is Endothermic reaction???
Define...​

Answer 1

Answer:

An endothermic process is any process with an increase in the enthalpy H of the system. In such a process, a closed system usually absorbs thermal energy from its surroundings, which is heat transfer into the system.

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Answer 2

Answer:

an endothermic process is an process with an increase in the enthalpy H of the system .in such a process,a closed system usually absorbs thermal energy from its surrounding ,which is heat transfer into the system