MCQOPTIONS
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MCQOPTIONS
This section includes 11 Mcqs, each offering curated multiple-choice questions to sharpen your Chemical Process Calculation knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
58.5 gms of NaCl containsa) 1 gm mole of NaClb) 1 lb mole of NaClc) Both a and bd) Neither a nor b 10.40 gms of NaOH contains |
| A. | 1 gm mole of NaClb) 1 lb mole of NaClc) Both a and bd) Neither a nor b 10.40 gms of NaOH containsa) 6.022*1023 molecules |
| B. | 1 lb mole of NaClc) Both a and bd) Neither a nor b 10.40 gms of NaOH containsa) 6.022*1023 moleculesb) 1 molecule |
| C. | Both a and bd) Neither a nor b 10.40 gms of NaOH containsa) 6.022*1023 moleculesb) 1 moleculec) 13.24*1021 molecules |
| D. | Neither a nor b 10.40 gms of NaOH containsa) 6.022*1023 moleculesb) 1 moleculec) 13.24*1021 moleculesd) 6.022*1021 moleculesView Answer |
| Answer» B. 1 lb mole of NaClc) Both a and bd) Neither a nor b 10.40 gms of NaOH containsa) 6.022*1023 moleculesb) 1 molecule | |
| 2. |
How many lb moles of O are there in 22 g of H2SO4?a) 1.978*10-4b) 1.978*10-3c) 1.978*10-2d) 1.978*10-1 7-8. 500 lb of N2 is there in a container7. How many pound moles of N2 does it contain? |
| A. | 1.978*10-4b) 1.978*10-3c) 1.978*10-2d) 1.978*10-1 7-8. 500 lb of N2 is there in a container7. How many pound moles of N2 does it contain?a) 17.86 |
| B. | 1.978*10-3c) 1.978*10-2d) 1.978*10-1 7-8. 500 lb of N2 is there in a container7. How many pound moles of N2 does it contain?a) 17.86b) 35.7 |
| C. | 1.978*10-2d) 1.978*10-1 7-8. 500 lb of N2 is there in a container7. How many pound moles of N2 does it contain?a) 17.86b) 35.7c) 0.039 |
| D. | 1.978*10-1 7-8. 500 lb of N2 is there in a container7. How many pound moles of N2 does it contain?a) 17.86b) 35.7c) 0.039d) 0.078View Answer |
| Answer» C. 1.978*10-2d) 1.978*10-1 7-8. 500 lb of N2 is there in a container7. How many pound moles of N2 does it contain?a) 17.86b) 35.7c) 0.039 | |
| 3. |
How many g moles of S are there in 22 g of H2SO4? |
| A. | 0.4489 |
| B. | 0.2245 |
| C. | 0.1256 |
| D. | 0.3256 |
| Answer» C. 0.1256 | |
| 4. |
Two statements are given as belowI: lb mole is composed of 453.6*6.022*1023 moleculesII: gm mole is composed of 6.022*1023 moleculesNumber of correct statements is/are |
| A. | 0 |
| B. | 1 |
| C. | 2 |
| D. | None of the mentioned |
| Answer» C. 2 | |
| 5. |
40_GMS_OF_NAOH_CONTAINS?$ |
| A. | 6.022*10<sup>23</sup> molecules |
| B. | 1 molecule |
| C. | 13.24*10<sup>21</sup> molecules |
| D. | 6.022*10<sup>21</sup> molecules |
| Answer» B. 1 molecule | |
| 6. |
58.5 gms of NaCl contain? |
| A. | 1 gm mole of NaCl |
| B. | 1 lb mole of NaCl |
| C. | Both a and b |
| D. | Neither a nor b |
| Answer» B. 1 lb mole of NaCl | |
| 7. |
How many gram moles of N2 does it contain? |
| A. | 8107 |
| B. | 6789 |
| C. | 7583 |
| D. | 7357 |
| Answer» B. 6789 | |
| 8. |
500 lb of N2 is there in a container |
| A. | |
| B. | 17.86 |
| C. | 35.7 |
| Answer» B. 17.86 | |
| 9. |
How many g moles of H are there in 22 g of H2SO4? |
| A. | 0.4489 |
| B. | 0.2245 |
| C. | 0.1256 |
| D. | 0.3256 |
| Answer» B. 0.2245 | |
| 10. |
Molecular weight is the ratio of _______ and ________ |
| A. | Mass, Mole |
| B. | Mole, Mass |
| C. | Mole, Mole |
| D. | Mass, Mass |
| Answer» B. Mole, Mass | |
| 11. |
Amount of substance containing 6.022*10^23 entities is called |
| A. | Mole |
| B. | Molecular weight |
| C. | Molar mass |
| D. | None of the mentioned |
| Answer» B. Molecular weight | |