Jasmin has two gases in separate containers. One gas is colorless, while the other is brown. She connects the containers and allows the gases to mix. What change indicates that the gases are chemically reacting?

Select all that apply.

The gas mixture becomes blue over time.

The gases stay in their separate containers and do not mix.

The gases move over time and mix.

The temperature of the container decreases.

The characteristics of two different types of reactions are shown below: reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of an element. which statement is true about the atoms of the elements that participate in the two reactions? their identity changes in both reaction a and reaction b. their identity changes in reaction a but not in reaction b. their identity changes in reaction b but not in reaction a. their identity remains the same in both reaction a and reaction b.