Which of the following is true about endothermic reactions? The change in enthalpy is positive and the reactants contain more energy than the products. The change in enthalpy is negative and the reactants contain more energy than the products. The change in enthalpy is positive and the reactants contain less energy than the products. The change in enthalpy is negative and the reactants contain less energy than the products. The change in enthalpy is positive and the reactants contain as much energy as the products.

Question

Gaven Rose

Chemistry

7 June, 10:51

Which of the following is true about endothermic reactions? The change in enthalpy is positive and the reactants contain more energy than the products. The change in enthalpy is negative and the reactants contain more energy than the products. The change in enthalpy is positive and the reactants contain less energy than the products. The change in enthalpy is negative and the reactants contain less energy than the products. The change in enthalpy is positive and the reactants contain as much energy as the products.

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Andrew Allen · Answer 1

Since in endothermic reactions the reactants need heat (positive value):

The change in enthalpy is positive and the reactants contain more energy than the products. (A.)