Fill in the blank with the molar mass of calcium nitrate. A link to the periodic table is provided for you. g/mol

In which region is the substance in both the solid phase and the liquid phase? 1 2. 3 4 mark this and return save and exit next

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.

Is hydrogen gas a reactant or product