

MCQOPTIONS
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1. |
_ Multistage catalytic converter is not used in the$? |
A. | Conversion of SO‚ÇÇ to SO‚ÇÉ |
B. | NH‚ÇÉ synthesis reaction |
C. | Both A & B |
D. | Neither A nor B |
Answer» C. Both A & B | |