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please help Which of the following statements is/are true? Choose all that apply

ID: 55493 • Letter: P

Question

please help Which of the following statements is/are true? Choose all that apply. energy of the starting materials for a reaction will equal the sum of energies of the products plus energy released as heat and disorder, amount of useable energy resulting from a reaction will always be less than the total energy available in the starting materials, entropy of the products of a reaction will always be greater than the entropy of the starting materials, entropy of the starting materials for a reaction will always be greater than the entropy of the products.

Explanation / Answer

True statements are the 1st and 2nd one.

3rd and 4th both seem to be wrong. Entropy of products will be higher than reactants if forward reaction is spontaneous. Similarly, entropy of reactants can be higher than that of products if reverse reaction is spontaneous. The condition is to be spontaneous for higher entropy.