Which of the following is true of science? (2 points) it does not change once a law is discovered. it reflects the personal opinions and beliefs of scientists. it is a body of knowledge gained using inquiry and experimentation. it can be disproven by philosophy or religion.

Noble gases are the most reactive elements on the periodic table. a. true b. false

Amount of liquid measured in l or lm

Achemist wants to extract copper metal from copper chloride solution. the chemist places 0.50 grams of aluminum foil in a solution containing 0.75 grams of copper (ii) chloride. a single replacement reaction takes place. (ii) chloride. a single replacement reaction takes place. which statement explains the maximum amount of copper that the chemist can extract using this reaction? a) approximately 0.36 grams, because copper (ii) chloride acts as a limiting reactant b) approximately 1.8 grams, because copper (ii) chloride acts as a limiting reactant c) approximately 0.36 grams, because aluminum acts as a limiting reactant d) approximately 1.8 grams, because aluminum acts as a limiting reactant