【Daily Question】【AC Version for Static Equipment... Question 6】November 19, 2018 – True/False Multiple Choice... Enter to win a prize

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This post was last edited by kareale88 on 2018-11-19 at 08:29. 3.jpg【Daily Question】【AC version for static equipment......Question 6】November 19, 2018 – True or False question........ When working with flammable materials in workshops or facilities, fire work must be carried out only with the approval of the workshop supervisor. () In actual production, extraction refers only to the liquid-liquid mass transfer process. () Distillation is a unit operation that achieves separation of substances by taking advantage of the different solubilities of the raw materials in a solvent. () The method of removing moisture from materials using heat is called drying. （）A、Wrong Wrong Correct Correct B、Correct Correct Wrong Wrong C、Wrong Correct Wrong Correct D、Correct Wrong Correct Wrong Arrange in the order given in the brackets of the previous question. Correct answer: C. When working with flammable materials in workshops or facilities, fire-related procedures must be followed, and there must be a dedicated person on site to supervise the work. Distillation is a unit operation that separates components in a liquid mixture based on the differences in their boiling points or saturated vapor pressures. Reward rules: 3 wealth points for replying, 10 wealth points for a correct answer. Choose one from the self-replicating question types; 4 points will be awarded for a correct answer. Choose two from the self-replicating question types; 6 points are awarded for correct answers. Choose three from the self-replicating row questions; 8 points are awarded for correct answers. This topic is valid for two days; no scoring will be given if it exceeds two days by 48 hours.