Multiple choice

According to the Hess's Law of Constant heat Summation,

  1. work is a path function

  2. temperature affects the heat of reaction

  3. conservation of mass takes place

  4. change in enthalpy is a state function
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Change in enthalpy does not depen upon path followed in a reaction. It only depends upon initial & final state of the reaction. So, it is a state function.

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