Question

Write molecular formula & molecular mass of following.
(Atomic mass of Na= 23, Al= 27, O= 16, Ca = 40, P= 31, K= 39, H=1, S=32)
(a) Sodium aluminate
(b) Calcium phosphate
(c) Potassium hydrogen sulphate

Answer 1

Answer:

a) formula - Na2AlO2

M. mass - 102

b) formula - Ca3(PO4)2

M. mass - 310.18

c) formula - KH(SO4)