List of solid mixtures in a classroom

Calculate the ph of a .10m nh4cl solution. the kb value for nh3 is 1.8×10^-5

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.

Insoluble substances can dissolve in all solvents. true or false