[Practice Question 2016.12.18] Participating earns 3–9 wealth rewards

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This post was last edited by percy on 2016-12-18 at 12:13. Multiple-choice question: 1. The various reflux methods used in atmospheric and vacuum distillation towers serve the following purposes: A. To ensure that the distillation tower can perform distillation effectively. B. To determine the amount of each product to be extracted. C. To control and regulate the temperature at different points within the tower. D. To ensure a uniform distribution of the vapor-liquid load within the tower. E. To remove any remaining heat from within the tower. **Answers: ACDE. Explanation: The amount of each product to be extracted is determined by the properties of the crude oil and the requirements for separating the different products. The purpose of reflux is to ensure product quality. Reminder: Once the hidden **is shown, do not rate the reply, thank you!