MCQOPTIONS
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| 1. |
Which of the following is the empirical formula of chlorophyll b? |
| A. | C55H70O5N4Mg |
| B. | C55H72O6N4Mg |
| C. | C55H70O6N4Mg |
| D. | C55H72O5N4Mg |
| Answer» D. C55H72O5N4Mg | |