What type of reaction is shown below? Check all that apply.

AgNO3(aq) + NaCl(aq) → NaNO3(aq) + AgCl(s)

How could a student test the effect of removing heat from a gas that is stored in a sealed container? what must occur in order for matter to change states?

Mercury turns to a vapor at 629.88 k. how much heat is lost when 75.0 g of mercury vapor at 650 k condenses to a liquid at 297 k?

Describe the process that was used in this lab to create magnesium oxide, specifically identifying the type of chemical reaction. explain why the product had a higher mass than the reactant, and how this relates to conservation of matter.