The chemical properties of a substance relate to how matter reacts with decays into or physically changes into i need figuring out if it reacts with chemical properties or decays into or either physically changed into

•what conclusions can you make about the relationship between the volume of a gas and its temperature? • what conclusions can you make about the relationship between the volume of a gas and its pressure? • what possible variables have you not accounted for? as you did the procedures, is it possible that the atmospheric pressure may have changed? if it did change over the course of your experiment, then how would your results have been affected?