From what you can see in the video, how do you think the energy and motion of the white car changed after a force was applied?
A. The energy increased, and the motion decreased.
B. The energy decreased, and the motion increased.
C. The energy and motion both increased.
D. The energy and motion both decreased.
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The equation below shows the reaction of zinc with hydrochloric acid (hcl). zn (s) + 2 hcl (aq) —> zncl2 (aq) + h2 (g) what will happen if the concentration of hcl is decreased? a. more zncl2 will be produced. b. the reaction rate will slow down. c. the hydrochloric acid will become more acidic. d. the reaction will produce water instead of hydrogen gas.