# Problem: Calculate the standard entropy change for the following reaction at 25 °C.MgCl2(s)+H2O(l) → MgO(s)+2HCl(g).ΔS rxn = ?

###### FREE Expert Solution

We’re being asked to calculate the standard entropy change for the following reaction at 25 °C.:

MgCl2(s) + H2O(l) → MgO(s) + 2HCl(g)

We can use the following equation to solve for ΔS˚rxn:

###### Problem Details

Calculate the standard entropy change for the following reaction at 25 °C.

MgCl2(s)+H2O(l) → MgO(s)+2HCl(g).

ΔS rxn = ?