Question

Q. A sample of ammonium phosphate ( NH4)3PO4 contains 3.18 moles of hydrogen atoms. The number of moles of oxygen atoms in the sample is
a) 0.265
b) 0.795
c) 1.06
d) 4.00​

Answer 1

Answer:

c

Explanation:

12 H : 4 O

divided by 4

3 H : 1 O

multiply both by 1.06

3.18 moles H = 1.06 moles O