What are the number of molecules of water in CuSO4 5H2O, if the weight of oxygen in it is 36 grams?

What are the number of molecules of water in CuSO4 5H2O, if the weight

1.	What are the number of molecules of water in CuSO₄ 5H₂O, if the weight of oxygen in it is 36 grams?
A.	t3.25 X 10<sup>23</sup>
B.	t5.25 X 10<sup>23</sup>
C.	t7.52 X 10<sup>23</sup>
D.	t9.52 X 10<sup>23</sup>
Answer» D. t9.52 X 10<sup>23</sup>