Final answer:
Without the balanced chemical equation and the enthalpy change, we cannot provide the exact amount of heat released for the reaction of 2 moles of A with 3 moles of B; the enthalpy change must be proportional to the moles of reactants based on stoichiometry.
Step-by-step explanation:
To determine the amount of heat released when 2 moles of A react with 3 moles of B, we need the balanced chemical equation and the enthalpy change associated with the reaction. Unfortunately, the chemical equation is not provided in the question, but for the sake of explanation, let's assume a hypothetical reaction where the stoichiometry is as follows and where the enthalpy change (ΔH) is given for the reaction as shown in similar provided examples:
2A + 3B → products ΔH = -X kJ
If ΔH represents the heat released for the reaction as written, then when 2 moles of A react with 3 moles of B, X kJ of heat would be released. However, without the actual value of ΔH from the chemical equation, we cannot provide the exact answer. A typical response would require knowing that enthalpy change is indeed proportional to the moles of reactants, assuming the reaction goes to completion.
Assuming one of the provided answer choices correlates with the correct ΔH for our hypothetical balanced equation, you would simply choose the answer that matches the given enthalpy change. This is an application of stoichiometric calculations in conjunction with understanding enthalpy changes.