URGENT PLZ HELP What happens to the value of ΔH for a thermochemical reaction if the reaction is reversed? a. ΔH has the same numerical value, and the sign changes. b. ΔH has the same numerical value,

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asked Aug 26, 2022 41.2k views

3 votes

URGENT PLZ HELP

What happens to the value of ΔH for a thermochemical reaction if the reaction is
reversed?

a. ΔH has the same numerical value, and the sign changes.

b. ΔH has the same numerical value, and the sign remains the same.

C. ΔH is the reciprocal of the original value, and the sign changes.

d. ΔH is the reciprocal of the original value, and the sign remains the same.