During an adiabatic process, the temperature of 3.92 moles of a monoatomic ideal gas drops from 485oC to 205oC. For this gas, find (a) the heat it exchanges with its surroundings

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.