An electron has a negative charge of one
An neutron has no charge (hence, neutral)
An proton has a positive charge of one
~
A fact can be disapproved with further evidence different details. So basically evidence can change a fact!! Hope this helps
Answer:
The water is solvent and the salt is solute
Effects of changes in volume in a reversible reaction in a chemical equilibrium can be predicted using Le Chatelier's Principle. I think this might be the answer, I hope it helps.