The overall enthalpy change and is the reaction endothermic.
What is endothermic?
In thermochemistry, an endothermic reaction is one that causes the device's enthalpy H to grow.
What is enthalpy?
The sum of a thermodynamic system's internal energy and even the product of its own pressure including volume called enthalpy.
It can be sheen that, system absorb energy hence, it will be endothermic.
Therefore, the correct answer will be D.
To know more about endothermic and enthalpy .
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