Planets that orbit farther away from the Sun than Earth have years than we do.

Harvey mixes two liquids. which observation of the new mixture most likely indicates a precipitate is forming?

Explain why scientists use shared characteristics to make cladograms.

Achemist 16 drop copper metal from copper chloride solution. the chemist place is 0.50 g of aluminum foil in a solution containing 0.75 g of copper (ii) chloride. a single replacement reaction takes place. which statement explains the maximum amount of copper that the chemist can extract using this reaction?