Two reactions are given below:

Then enthalpy change for the following reaction:

Question

Two reactions are given below:

Then enthalpy change for the following reaction:

Canvas Classes · Accepted Answer

Strategy:
 Apply Hess's Law by manipulating the given thermochemical equations to match the target reaction.

Step 1: Target Reaction

Step 2: Manipulate given equations
1.  ()
2.  ()

Target .

Step 3: Calculation

.

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