Question

Hitunglah massa dari:
a).0,125 mol ca
b).0,225 mol p
c).1,125 mol Ca3 (po4)2

Answer 1

Massa = mol x mr
a) 0.125 mol ca = 0.125 x 40 = 5 gram
b) 0.225 mol P = 0.225 x 31 = 6,975 gram
c) 1,125 mol Ca3(PO4)2 = 1,125 x 310 = 348,75 gram