How many grams of al are needed to completely react with 135g fe2o3

The grooves or folds of the brain are called

Calculate the percent composition by mass of each element in al(oh)3. use at least three significant figures.

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?