2. which is an abiotic factor? a. sunlight b. dead log c. deer d. earthworm a?

Why is an elements atomic mass not listed as a whole number on the periodic table

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 3 categories are elements divided