

MCQOPTIONS
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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 | |