Question

Adsorption of gases on solid surface is exothermic reaction because
(a) free energy increases
(b) enthalpy is positive
(c) entropy increases
(d) enthalpy is negative

Answer 1

Adsorption of gases on solid surface is exothermic reaction because enthalpy is positive

Answer 2

Answer:the enthalpy is negative

Explanation:

The enthalpy of solutions refers to the total amount of heat absorbed or released when two substances go into solution. This total can be either positive or negative.