Question: P2O5 content in superphosphate is about __________ percent.
[A].30-35
15-20
65-70
85-90
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.