How do you tell if a reaction is endothermic or exothermic using only the written formula

Question

Chemistry

Jocelyn Mcknight

8 May, 18:03

How do you tell if a reaction is endothermic or exothermic using only the written formula

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Mary · Answer 1

You know if it's endothermic or exothermic by doing the enthalpy reaction. If the change of temperature is negative then it is exothermic, while positive is endothermic. If you get - 22K then its exothermic, but if you get + 22 its endothermic.