What best describes the change taking place at point D on the graph? The entire solid transitions into the liquid phase as particles stop vibrating.

The entire liquid transitions into the gaseous phase as particles stop flowing.

Some liquid molecules gain enough energy to overcome their intermolecular forces.

Some solid molecules gain enough energy to overcome their intermolecular forces.

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

Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation:

A1.5l container holds p.50 grams of an unknown gas at a pressure of 0.44 atm and a temperature of 50.c what is the molar mass of the unknown gas