Question

want the solution
ans is
a) 26.5%
b)20%​

Answer 1

Answer:

efgs gcf

Explanation:

Answer 2

Answer:

Molar mass of Ca(H2PO4)2 is 2346/mole

Atomic mass of phosphorus is 31g

So percentage of phosphorus =

(atomic mass *2)100 divided by molar mass=

31*2/234*100

= 26.50%