MCQOPTIONS
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MCQOPTIONS
This section includes 11 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 heat of reaction for C6H6 + 3H2 -> C6H12, if the heat of combustion of H2 = 2 J, C6H6= 30 J, and C6H12 = 25 J? |
| A. | t-6 J |
| B. | t6 J |
| C. | t-11 J |
| D. | t11 J |
| Answer» E. | |
| 2. |
What is the heat of reaction for H2 + Cl2 -> 2HCl, if the heat of combustion of H2 = 2 J, Cl2 = 10 J, and HCl = 10 J? |
| A. | t-8 J |
| B. | t8 J |
| C. | t-10 J |
| D. | t10 J |
| Answer» B. t8 J | |
| 3. |
What is the heat of reaction for 2CO + O2 -> 2CO2, if the heat of combustion of CO = 20 J, O2 = 5 J, and CO2 = 25 J? |
| A. | t5 J |
| B. | t-5 J |
| C. | t15 J |
| D. | t-15 J |
| Answer» D. t-15 J | |
| 4. |
What is the heat of reaction for N2 + 3H2 -> 2NH3, if the heat of combustion of N2 = 5 J, H2 = 2 J, and NH3 = 15 J? |
| A. | t-5 J |
| B. | t5 J |
| C. | t-19 J |
| D. | t19 J |
| Answer» D. t19 J | |
| 5. |
What is the heat of reaction for CH4 + 2O2 -> CO2 + 2H2O, if the heat of combustion of H2O = 5 J, CO2 = 10 J, O2 = 0, and CH4 = 25 J? |
| A. | t-5 J |
| B. | t5 J |
| C. | t-10 J |
| D. | t10 J |
| Answer» C. t-10 J | |
| 6. |
What is the value of higher heating value if the value of lower heating value is 10 J and the product has 5 moles of H2O and Enthalpy of vaporization is 4 J/mole at standard conditions? |
| A. | t10 J |
| B. | t20 J |
| C. | t30 J |
| D. | t40 J |
| Answer» D. t40 J | |
| 7. |
What is the difference between lower heating value and higher heating value if the product has 2 moles of H2O and Enthalpy of vaporization is 40 J/mole at standard conditions? |
| A. | t-40 J |
| B. | t40 J |
| C. | t-80 J |
| D. | t80 J |
| Answer» D. t80 J | |
| 8. |
What is the heating value of 2 Kg of coal with heat of combustion 15 J/Kg? |
| A. | t-15 J |
| B. | t15 J |
| C. | t-30 J |
| D. | t30 J |
| Answer» D. t30 J | |
| 9. |
What is the heat of reaction if the heat of combustion of products is 2 J and heat of combustion of reactants is 10 J? |
| A. | t8 J |
| B. | t-8 J |
| C. | t4 J |
| D. | t-4 J |
| Answer» B. t-8 J | |
| 10. |
What is the heat of reaction if the heat of combustion of products is 25 J and heat of combustion of reactants is 15 J? |
| A. | t-5 J |
| B. | t5 J |
| C. | t-10 J |
| D. | t10 J |
| Answer» D. t10 J | |
| 11. |
What is the heat of reaction if the heat of combustion of products is 10 J and heat of combustion of reactants is 15 J? |
| A. | t-5 J |
| B. | t5 J |
| C. | t10 J |
| D. | tCannot say |
| Answer» C. t10 J | |