MCQOPTIONS
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MCQOPTIONS
This section includes 27 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. |
What is the molar concentration of a solution with 49 grams of H2SO4 in 0.5 liter solution? |
| A. | 1 mole/liter |
| B. | 2 mole/liter |
| C. | 3 mole/liter |
| D. | 4 mole/literView answer |
| Answer» B. 2 mole/liter | |
| 2. |
What is the molar concentration of a solution with 44 grams of CO2 in 0.5 liter solution? |
| A. | 1 mole/liter |
| B. | 2 mole/liter |
| C. | 3 mole/liter |
| D. | 4 mole/literView answer |
| Answer» C. 3 mole/liter | |
| 3. |
What is the molar concentration of a solution with 32 grams of CH4 in 1 liter solution? |
| A. | 1 mole/liter |
| B. | 2 mole/liter |
| C. | 3 mole/liter |
| D. | 4 mole/literView answer |
| Answer» C. 3 mole/liter | |
| 4. |
What is the molar concentration of a solution with 40 gram of NaOH in 1 liter solution? |
| A. | 1 mole/liter |
| B. | 2 mole/liter |
| C. | 3 mole/liter |
| D. | 4 mole/literView answer |
| Answer» B. 2 mole/liter | |
| 5. |
What is the molarity of the mixture of two solution, first solution 4 M and 10 liter and second solution 2 M and 40 liter? |
| A. | 1.2 M |
| B. | 2.4 M |
| C. | 4.8 M |
| D. | 9.2 MView answer |
| Answer» C. 4.8 M | |
| 6. |
A solution with density 2 g/cm3, concentration 1 molar and weight 500 grams, then what is the mass of HNO3 in the solution? |
| A. | 63 grams |
| B. | 126 grams |
| C. | 189 grams |
| D. | 252 gramsView answer |
| Answer» E. | |
| 7. |
A solution with density 1 g/cm3 has 98 grams of H2SO4 in 402 grams of water, what is the concentration of solution? |
| A. | 1 molar |
| B. | 2 molar |
| C. | 3 molar |
| D. | 4 molarView answer |
| Answer» C. 3 molar | |
| 8. |
A 5 molar solution is 27.75% CaCl2 by mass, what is the density of the solution? |
| A. | 1 g/cm3 |
| B. | 2 g/cm3 |
| C. | 3 g/cm3 |
| D. | 4 g/cm3View answer |
| Answer» C. 3 g/cm3 | |
| 9. |
How much Sodium is there in a solution with 10 Kg of solvent (Density = 5 Kg/m3) and concentration 4 molar? |
| A. | 23 grams |
| B. | 92 grams |
| C. | 184 grams |
| D. | 276 gramsView answer |
| Answer» D. 276 gramsView answer | |
| 10. |
What is the concentration of a solution with 10 grams of calcium in 1000 m3 of water? |
| A. | 150 ppm |
| B. | 250 ppm |
| C. | 800 ppm |
| D. | 1000 ppmView answer |
| Answer» C. 800 ppm | |
| 11. |
What is the concentration of 100 lbs. of solution occupying 25 m3 of volume? |
| A. | 1.8 Kg/m3 |
| B. | 2.7 Kg/m3 |
| C. | 4 Kg/m3 |
| D. | 8 Kg/m3View answer |
| Answer» B. 2.7 Kg/m3 | |
| 12. |
What is the concentration of a 22 grams of carbon dioxide occupying 0.5 m3 volume? |
| A. | 1 mole/m3 |
| B. | 2 mole/m3 |
| C. | 11 mole/m3 |
| D. | 22 mole/m3View answer |
| Answer» B. 2 mole/m3 | |
| 13. |
WHAT_IS_THE_MOLARITY_OF_THE_MIXTURE_OF_TWO_SOLUTION,_FIRST_SOLUTION_4_M_AND_10_LITER_AND_SECOND_SOLUTION_2_M_AND_40_LITER??$ |
| A. | 1.2 M |
| B. | 2.4 M |
| C. | 4.8 M |
| D. | 9.2 M |
| Answer» C. 4.8 M | |
| 14. |
What is the molar concentration of a solution with 32 grams of CH4 in 1 liter solution?$ |
| A. | 1 mole/liter |
| B. | 2 mole/liter |
| C. | 3 mole/liter |
| D. | 4 mole/liter |
| Answer» C. 3 mole/liter | |
| 15. |
What is the molar concentration of a solution with 40 gram of NaOH in 1 liter solution?$ |
| A. | 1 mole/liter |
| B. | 2 mole/liter |
| C. | 3 mole/liter |
| D. | 4 mole/liter |
| Answer» B. 2 mole/liter | |
| 16. |
What is the molar concentration of a solution with 49 grams of H2SO4 in 0.5 liter solution? |
| A. | 1 mole/liter |
| B. | 2 mole/liter |
| C. | 3 mole/liter |
| D. | 4 mole/liter |
| Answer» B. 2 mole/liter | |
| 17. |
What is the molar concentration of a solution with 32 grams of SO2 in 0.5 liter solution? |
| A. | 1 mole/liter |
| B. | 2 mole/liter |
| C. | 3 mole/liter |
| D. | 4 mole/liter |
| Answer» B. 2 mole/liter | |
| 18. |
What is the molar concentration of a solution with 44 grams of CO2 in 0.5 liter solution? |
| A. | 1 mole/liter |
| B. | 2 mole/liter |
| C. | 3 mole/liter |
| D. | 4 mole/liter |
| Answer» C. 3 mole/liter | |
| 19. |
A solution with density 2 g/cm3, concentration 1 molar and weight 500 grams, then what is the mass of HNO3 in the solution? |
| A. | 63 grams |
| B. | 126 grams |
| C. | 189 grams |
| D. | 252 grams |
| Answer» E. | |
| 20. |
A solution with density 1 g/cm3 has 98 grams of H2SO4 in 402 grams of water, what is the concentration of solution? |
| A. | 1 molar |
| B. | 2 molar |
| C. | 3 molar |
| D. | 4 molar |
| Answer» C. 3 molar | |
| 21. |
A 5 molar solution is 27.75% CaCl2 by mass, what is the density of the solution? |
| A. | 1 g/cm<sup>3</sup> |
| B. | 2 g/cm<sup>3</sup> |
| C. | 3 g/cm<sup>3</sup> |
| D. | 4 g/cm<sup>3</sup> |
| Answer» C. 3 g/cm<sup>3</sup> | |
| 22. |
How much Sodium is there in a solution with 10 Kg of solvent (Density = 5 Kg/m3) and concentration 4 molar? |
| A. | 23 grams |
| B. | 92 grams |
| C. | 184 grams |
| D. | 276 grams |
| Answer» D. 276 grams | |
| 23. |
What is the concentration of a solution with 10 grams of calcium in 1000 m3 of water? |
| A. | 150 ppm |
| B. | 250 ppm |
| C. | 800 ppm |
| D. | 1000 ppm |
| Answer» C. 800 ppm | |
| 24. |
What is the molarity of a solution with a mass of solute 10 kg mass and 100 liter volume? |
| A. | 0.1 molar |
| B. | 1 molar |
| C. | 10 molar |
| D. | 100 molar |
| Answer» B. 1 molar | |
| 25. |
What is the concentration of 100 lbs. of solution occupying 25 m3 of volume? |
| A. | 1.8 Kg/m<sup>3</sup> |
| B. | 2.7 Kg/m<sup>3</sup> |
| C. | 4 Kg/m<sup>3</sup> |
| D. | 8 Kg/m<sup>3</sup> |
| Answer» B. 2.7 Kg/m<sup>3</sup> | |
| 26. |
What is the concentration of a 22 grams of carbon dioxide occupying 0.5 m3 volume? |
| A. | 1 mole/m<sup>3</sup> |
| B. | 2 mole/m<sup>3</sup> |
| C. | 11 mole/m<sup>3</sup> |
| D. | 22 mole/m<sup>3</sup> |
| Answer» B. 2 mole/m<sup>3</sup> | |
| 27. |
Which of the following is not the unit of concentration? |
| A. | Mole/m<sup>3</sup> |
| B. | Molar |
| C. | N/m<sup>3</sup> |
| D. | ppm |
| Answer» D. ppm | |