MCQOPTIONS
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| 1. |
N2 content in a urea sample was found to be only 42%. What is the actual urea content of the sample ? (molecular weight of urea = 60) |
| A. | 80% |
| B. | 90% |
| C. | 95% |
| D. | 98% |
| Answer» C. 95% | |