MCQOPTIONS
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MCQOPTIONS
This section includes 103 Mcqs, each offering curated multiple-choice questions to sharpen your Chemical Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 101. |
Assuming that CO 2 obeys perfect gas law, calculate the density of CO 2 (in kg/m 3 ) at 263°C and 2 atm. |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» C. 3 | |
| 102. |
A very dilute solution is prepared by dissolving 'x 1 ' mole of solute in 'x 2 ' mole of a solvent. The mole fraction of solute is approximately equal to |
| A. | x 1 /x 2 |
| B. | x 2 /x 1 |
| C. | 1 - (x 1 /x 2 ) |
| D. | 1/x 2 |
| Answer» B. x 2 /x 1 | |
| 103. |
CaCO 3 contains __________ percent of Ca by weight. |
| A. | 40 |
| B. | 48 |
| C. | 96 |
| D. | 12 |
| Answer» B. 48 | |