Asap! which components of the atom have no charge? a. protons b. electrons c. neutrons d. none of the components have charges.

One similarity and one difference between an element and a mixture of elements

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.

How many moles in .5g of sodium bromide?