One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； Question 284
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Fill-in-the-blank: The cooling water used for mixed dehydration in the acetylene method for vinyl chloride synthesis is _______, while the cooling water used in the hydrogen chloride cooler and the acetylene cooler before mixed dehydration is _______. Answer: -35°C saline ； 5℃ water ；
The cooling water used for mixed dehydration in the acetylene-based synthesis of vinyl chloride is ___saltwater at -35°C____, whereas the cooling water used for the hydrogen chloride cooler and the acetylene cooler before mixed dehydration is ___water at 5°C____.
Deionized water --- Circulating water
The cooling water used for mixed dehydration in the acetylene-based synthesis of vinyl chloride is ___saline water at -35°C____, whereas the cooling water used for the hydrogen chloride cooler and the acetylene cooler prior to mixed dehydration is __water at 5°C_____\.
___-35℃ saltwater ____,__5℃ water_____.
-35℃ saline, 5℃ water.
-35℃ saline ； 5℃ water
In the acetylene method for vinyl chloride synthesis, the cooling water used for mixed dehydration is saline at -35°C, whereas the cooling water used in the hydrogen chloride cooler and acetylene cooler before mixed dehydration is water at 5°C.
The cooling water used for mixed dehydration in the acetylene-based synthesis of vinyl chloride is water at __-35 degrees____, whereas the cooling water used in the hydrogen chloride cooler and acetylene cooler before mixed dehydration is water at ___5 degrees____.
In the acetylene method for vinyl chloride synthesis, the cooling water used for mixed dehydration is (-35°C brine), whereas the cooling water used in the hydrogen chloride cooler and acetylene cooler before mixed dehydration is (5°C water).