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

its mg hope this

> b takes place in the gas phase in an isothermal tubular reactor. the feed is one mole of a per one mole of c, an inert. the entering temperature and pressure are 427°c and 10 atm, respectively. the gas constant r = 0.08206 atm · l/mol · k.

every chemical equation adheres to the law of conservation of mass, which states that matter cannot be created or destroyed. therefore, there must be the same number of atoms of each element on each side of a chemical equation.