If 0.410 mol Ba(NO3)2 is reacted with 0.112 mol In2(SO4)3, how many grams of excess reactant are used in the reaction? 3Ba(NO3)2 + In2(SO4)3 -> 3BaSO4 + 2In(NO3)3

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.