What is oxygen I really don't know ad people are mean

What part does the troposphere play?

Before DNA was discovered, in which materials did scientists think the genetic material was stored? proteins carbohydrates nucleic acids lipids

By what are isotopes identified? A. mass numbers B. atomic masses C. atomic mass units D. average atomic masses

What are the minimum body weight required of blood donors?

If a particular ore contains 55.4% calcium phosphate, what minimum mass of the ore must be processed to obtain 1.00kg of phosphorus?

What water activities might be easier to do in Lake Assal's salty water? What activities could be more difficult?

The suffix "-megaly in the term gastromegaly means:

The harder you strike a drum, the greater the sound's A) medium B) volume C) frequency D) pitch

The equation X + Y 2Z has the rate law equation shown below. Which of the following statements best describes the relationship of X on the rate of the reaction? rate = k[X]2[Y] Changing X has no effect on the reaction rate.

What moves in or out of a substance during a change of state?