3
Select the correct diagram.
Six molecules of a substance are held in a container. The total mass of the substance is 18.0 units.

If the substance is divided in half by only physical means and put into two containers, which of the following diagrams shows how the particles will be distributed?

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it's anything that aren't producers and consumers.

explanation:

you've got to be clear on what "this" is

the correct answer is:

a population changes in response to a change in the environment.

oxygen = 21% of the atmosphere

nitrogen = 78%

carbon dioxide = 0.1%

argon =0.934%

a=c and then d= c because of the band so you get ac/dc and you add them together you get sound waves