Pretty much, if I were going to separate small solid particles, I could use like a piece of paper. I used some type of piece of paper when I was trying to separate some particles during science.
Answer: Exothermic reaction
Explanation:
Exothermic reactions lose energy, or ΔH, when they react.
I know that Lewis acids and bases are the most inclusive because it deals with electron acceptors and donators. so the answer must be A