CHEMISTRY · Multi-part · A Level · Chemistry · Amount of substance · Amount of substance
Problem
(a) State Avogadro’s hypothesis.
(a) State Avogadro’s hypothesis.
(b) Explain, with proper reasoning, how Avogadro’s hypothesis leads to the definition of one mole of a gas.
(c) Two balloons of equal volume are filled separately with CO2 and He at the same temperature and pressure. Describe qualitatively which balloon has the greater mass and justify your answer on the basis of Avogadro’s hypothesis.