MCQOPTIONS
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MCQOPTIONS
This section includes 7 Mcqs, each offering curated multiple-choice questions to sharpen your Separation Processes knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
If the nucleation rate is Bo=2*108nuclei/Ls and the induction time T= 12 seconds, what is the number of crystals per unit volume of mother liquor? |
| A. | t23*10<sup>8</sup> |
| B. | t6*10<sup>9</sup> |
| C. | t56*10<sup>9</sup> |
| D. | t24*10<sup>8</sup> |
| Answer» E. | |
| 2. |
If the nucleation rate is Bo=6.67*108nuclei/Ls and the induction time T= 30 seconds, what is the number of crystals per unit volume of mother liquor? |
| A. | t6*10<sup>8</sup> |
| B. | t6*10<sup>9</sup> |
| C. | t6*10<sup>10</sup> |
| D. | t6.67*10<sup>9</sup> |
| Answer» D. t6.67*10<sup>9</sup> | |
| 3. |
If the nucleation rate is Bo=2*108nuclei/Ls and the induction time T= 45 seconds, what is the number of crystals per unit volume of mother liquor? |
| A. | t8*10<sup>8</sup> |
| B. | t8*10<sup>9</sup> |
| C. | t9*10<sup>9</sup> |
| D. | t9*10<sup>8</sup> |
| Answer» D. t9*10<sup>8</sup> | |
| 4. |
If the nucleation rate is Bo=2*108nuclei/Ls and the induction time T= 40 seconds, what is the number of crystals per unit volume of mother liquor? |
| A. | t8*10<sup>8</sup> |
| B. | t8*10<sup>9</sup> |
| C. | t9*10<sup>9</sup> |
| D. | t9*10<sup>8</sup> |
| Answer» C. t9*10<sup>9</sup> | |
| 5. |
If the nucleation rate is Bo=2*108nuclei/Ls and the induction time T= 75seconds, what is the number of crystals per unit volume of mother liquor? |
| A. | t6*10<sup>8</sup> |
| B. | t6*10<sup>9</sup> |
| C. | t1.5*10<sup>9</sup> |
| D. | t1.5*10<sup>8</sup> |
| Answer» D. t1.5*10<sup>8</sup> | |
| 6. |
If the nucleation rate is Bo=2*108nuclei/Ls and the induction time T= 3seconds, what is the number of crystals per unit volume of mother liquor? |
| A. | t6*10<sup>8</sup> |
| B. | t6*10<sup>9</sup> |
| C. | t1.5*10<sup>9</sup> |
| D. | t1.5*10<sup>8</sup> |
| Answer» B. t6*10<sup>9</sup> | |
| 7. |
Precipitation is opposite of what separation technique? |
| A. | tDistillation |
| B. | tSolution crystallization |
| C. | tMelt crystallization |
| D. | tZone melting |
| Answer» C. tMelt crystallization | |