Question

Calculate the relative mass of (nh4)2 so4

Answer 1

N - 14 x 2 = 28 
H - 8 x 1 = 8 
S - 32.065 x 1 = 32.065 
O - 16 x 4 = 64 

28 + 8 + 32.065 + 64 = Approx. 132.065