What three families are found in the center portion of the periodic table

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?

Which of the following is most likely true about water in chemical solutions?

Which of these features are formed when hot groundwater is forced out through cracks in the earth's surface?