Cl2O7
n (Cl2O7) = 11.2L / 22.4L/mol=0.5mol
n (Cl) = 2*n (Cl2O7) = 2*0.5mol=1mol
N (Cl) = n*Na=1 * 6.03*10^23=6.03*10^23
n (O) = 7*n (Cl2O7) = 7*0.5mol=3.5mol
N (O) = n*Na=3.5mol*6.03*10^23=21.07*10^23
N (Cl) = 6.03*10^23
N (O) = 21.07*10^23
Cl2O7
n (Cl2O7) = 11.2L / 22.4L/mol=0.5mol
n (Cl) = 2*n (Cl2O7) = 2*0.5mol=1mol
N (Cl) = n*Na=1 * 6.03*10^23=6.03*10^23
n (O) = 7*n (Cl2O7) = 7*0.5mol=3.5mol
N (O) = n*Na=3.5mol*6.03*10^23=21.07*10^23
N (Cl) = 6.03*10^23
N (O) = 21.07*10^23