MCQOPTIONS
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MCQOPTIONS
This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Pulp & Paper knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Derive the conversion factor of 0.775 utilized to express the weight of NaOH on an Na2O basis. |
| A. | t0.775 g Na<sub>2</sub>O |
| B. | t3.254 g Na<sub>2</sub>O |
| C. | t15.775 g Na<sub>2</sub>O |
| D. | t0.456 g Na<sub>2</sub>O |
| Answer» B. t3.254 g Na<sub>2</sub>O | |
| 2. |
The ratio of Na2S to the sum of Na2S and Na2SO4 in green liquor expressed as a percentage. What s the name of the topic? |
| A. | tSulfidity |
| B. | tCausticity |
| C. | tCausticizing efficiency |
| D. | tReduction efficiency |
| Answer» E. | |
| 3. |
In the _________ sulfidity s the ratio of Na2S to the active alkali, expressed as a %. |
| A. | tGreen liquor |
| B. | tRed liquor |
| C. | tWhite liquor |
| D. | tBlack liquor |
| Answer» D. tBlack liquor | |
| 4. |
_________ is the sum of Na chemicals that will produce OH during kraft pulping. |
| A. | tActive akali |
| B. | tEffective alkali |
| C. | tCausticity |
| D. | tSulfidity |
| Answer» C. tCausticity | |