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An experimental procedure requires a 10 ml of acid to be dissolved

Which symbol can be used to indicate the pressure at which a chemical reaction is carried out? 25°c 2 atm pa

Liquid from a brewery fermentation contains 10% ethanol and 90% water. part of the fermentation product (50,000 kg/h) is pumped to a distillation column on the factory site. under current operating conditions, a distillate of 45% ethanol and 55% water is produced from the top of the column at a rate of one-tenth that of the feed. what is the composition of the waste "bottoms" from the still?