What components of molecules are represented in each type of model? What components are missing from each type of model?

What state of matter is ice a. liquid b. element c. solid d. gas

From the choices provided below, list the reagent(s) in order that will react with cyclopentanone to form the compound shown below.

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.