1.

More than 100 percent of __________ is present in oleum.$?

A. SO‚ÇÉ
B. H‚ÇÇSO‚ÇÑ
C. H‚ÇÇSO‚ÇÉ
D. SO‚ÇÇ
Answer» C. H‚Äö√á√áSO‚Äö√á√â


Discussion

No Comment Found