What is a solution? are all mixtures solutions? are all solutions mixtures?

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.

Explain what happened when the storm surges from hurricanes reached the gulf coast

How many moles of na2s2o3 are needed to react with 0.12mol of cl2? show work.