MCQOPTIONS
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| 1. |
Which of the following is present in acid rain? (PTET Feb 2011) |
| A. | \[HN{{O}_{3}}\] |
| B. | \[{{H}_{2}}S{{O}_{4}}\] |
| C. | \[C{{H}_{3}}COOH\] |
| D. | Both [a] and [b] |
| Answer» E. | |