Which are exmaples of chemical change? •baking cookies

• The statue of liberty's metal tarnishes from copper to green

• cold butter melts into liquid when heated

•salt is dissolved into freshwater

•Food scraps decompose into fertilizer in a compost pile

• frying changes the color and texture of an egg

•ocean water evaporates to water vapor on a hot day

•lighting a match

The reaction below shows a system in equilibrium. how would a decrease in temperature affect this reaction? a. the rate of formation of the gases would increase. b. the equilibrium of the reaction would shift to the left. c. the equilibrium would shift to cause the gases to sublime into solids. d. the chemicals on the left would quickly form the chemical on the right.