Crossword Puzzle CHEMISTRYOnline version SPEED TEST by Mwenda Douglas 1 process through which liquid substances like water change to vapour 2 a substance that react with base to generate a salt and water only 3 a substance that react with acids to form salt and water only 4 substances that show diverse colours in acids and bases 5 a substance having PH 7 4 5 3 1 1 Anything that has mass and occupy space 2 natural or man made substance that when taken alters functioning of the body 3 study of structure,properties and composition of matter and changes that matter undergoes 3 2 1