MCQOPTIONS
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MCQOPTIONS
This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Chemical Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
For CaOCl2, the rate of evaporation is given by W = 325p0.5M/T1.5 g/liter, where T is in K, p in mm Hg, and M is molecular weight, if its pressure is given by ln p* = 25 2700/T, what is the evaporation rate at T = 150 K? |
| A. | t256 g/liter |
| B. | t499 g/liter |
| C. | t571 g/liter |
| D. | t744 g/liter |
| Answer» E. | |
| 2. |
The vapor pressure of a compound in a liquid phase is given by ln p* = 21 2800/T, and in solid phase it is given by ln p* = 28 3500/T, what is the sublimation temperature of the compound? |
| A. | t100 K |
| B. | t120 K |
| C. | t150 K |
| D. | t200 K |
| Answer» B. t120 K | |
| 3. |
The vapor pressure of liquid benzene is given by ln p* = 15 1280/T, and that of vapor benzene is given by ln p* = 23 2560/T, what is the boiling point of benzene? |
| A. | t160 K |
| B. | t200 K |
| C. | t240 K |
| D. | t300 K |
| Answer» B. t200 K | |
| 4. |
At triple point, vapor pressure of ice is given by ln p* = 18 2560/T, and vapor pressure of water is given by ln p* = 28 5120/T, what is the temperature at triple point? |
| A. | t225 K |
| B. | t256 K |
| C. | t320 K |
| D. | t400 K |
| Answer» C. t320 K | |
| 5. |
A material s mass is given by the equation, m = 32P0.02/T0.5, where T is in Kelvin, m is in Kg and P is in mm Hg, what is the mass of material at 127oC, use A = 10, B = 6 X 103 and C = 0? |
| A. | t1.44 Kg |
| B. | t1.69 Kg |
| C. | t1.96 Kg |
| D. | t2.25 Kg |
| Answer» B. t1.69 Kg | |