Keisha finds instructions for a demonstration on gas laws.

1. place a small marshmallow in a large plastic syringe.
2. cap the syringe tightly.
3. pull the plunger back to double the volume of gas in the syringe.

which best describes the purpose and outcome of the demonstration?

Modern weaponry has increased the number of deaths in wars and violent conflicts.

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

What is the molar mass of ca(cio4)2