Chemistry, 07.07.2019 00:00 zalayjahan4793

Is turning the lights off a physical or a chemical change? explain why?

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Chemistry, 22.06.2019 21:00

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Chemistry, 23.06.2019 04:20

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.