Calculations involving masses

Calculate the total number of atoms in 15.0 g of glycine, $C2H5NO2\text{C}_2\text{H}_5\text{NO}_2$ .

(relative formula mass: $C2H5NO2=75\text{C}_2\text{H}_5\text{NO}_2 = 75$ ; Avogadro constant = 6.02 × 10²³)

[2]

Calculate the total number of atoms in 15.0 g of glycine, $C2H5NO2\text{C}_2\text{H}_5\text{NO}_2$ .

(relative formula mass: $C2H5NO2=75\text{C}_2\text{H}_5\text{NO}_2 = 75$ ; Avogadro constant = 6.02 × 10²³)

[2]

Calculations involving masses Questions