chem 210 exam Questions & Answers 100% Accurate!

what material can not be broken down into a simpler form - ANSWERelement an example of a chemical change is - ANSWERburning an example of a chemical formula is - ANSWERH2SO4 the density of a material depends on - ANSWERmass and volume classification based on measurements is said to be - ANSWERquantitive melting point is a - ANSWERphysical property which has the greatest density out of rock,oxygen,oil,or ice - ANSWERrock coal burns in a furnace producing light and heat the reaction is - ANSWERexothermic what is the state change in which a solid becomes a liquid - ANSWERmelting which of the following is a mixture baking soda, gasoline, salt,sugar - ANSWERgasoline alloy - ANSWERA mixture of two or more metals aqueous solutions - ANSWERsolutions in which water is the solvent chemical property - ANSWERcan be observed only when there is a change in composition of a substance compound - ANSWERa chemical combination of two or more elements joined together in a fixed proportion exothermic - ANSWERReleases energy mass - ANSWERthe measure of the ammonite of matter than an object has matter - ANSWERAnything that has mass and takes up space physical change - ANSWERthe type of change in which the identity of the substance does not change