(15 points) will mark branliest if ! imagine you are trying to determine whether chemicals r and s are similar. a) separately, you react r and s with chemical x and each produced a color change from red to yellow. at this point, do you think r and s are similar? how similar? this point, do you think r and s are similar? how similar? are similar? how similar? b) now r and s are reacted separately with y. r makes a black precipitate while s has no reaction. at c) now r and s are reacted separately with z. both produce a gas. at this point, do you think r and s