Which of these traits does not cause a change in the reaction rate? a. density b. temperature c. concentration d. particle size

One nanometer is equal to how many meters?

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?

What element has similar physical and chemical properties as boron.