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Which of the following standard conditions is not correct...

Which of the following standard conditions is not correct about energy changes?

A.

Standard temperature is 298K

B.

Standard pressure is 1 atm

C.

Concentration of solution must be 1 mol/dm\(^3\)

D.

ΔH at 298 K is the activation energy

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Correct answer is D

The standard conditions of 1 atm pressure and 298K.

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