7. Which statement is supported by the chemical equation Zn + 2HCI → H2 + ZnCl2 + energy? A. The reaction is endothermic. B. The change in enthalpy is negative. C. The reactants are more stable than the products. D. The products have a higher potential energy than the reactants.

7. Which statement is supported by the chemical equation Zn + 2HCI → H2 + ZnCl2 + energy? A. The reaction is endothermic. B. The change in enthalpy is negative. C. The reactants are more stable than the products. D. The products have a higher potential energy than the reactants.

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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