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1. |
Ethylene glycol is used as an antifreeze in a cold climate. Mass of ethylene glycol which should be added to 4 kg of water to prevent it from freezing at ?6 C will be: (Kf for water = 1.86 Kg/mol and molar mass of ethylene glycol = 62 kg/mol) |
A. | 204.60 g |
B. | 304.30 g |
C. | 804.32 g |
D. | 400.00 g |
Answer» D. 400.00 g | |