CHEMISTRY · Single correct · A Level · Chemistry · Amount of substance · Amount of substance
Problem
10 grams of each O2, N2 and Cl2 are kept in three bottles. The correct order of arrangement of bottles containing decreasing number of molecules.
(1) O2, N2, Cl2
(2) Cl2, N2, O2
(3) Cl2, O2, N2
(4) N2, O2, Cl2