contestada

What is the percent composition by mass of oxygen in the compound MgSO4 (gram formula mass = 120
g/mol)?​

Respuesta :

arslanamir186

Answer:

53.33%

Explanation:

Mass of oxygen = 16amu

Mass of oxygen in MgSO4 = 16×4=64 amu

Percentage of oxygen in MgSO4 = 64/ 120×100

=53.33%