Answer:
For pure water, the values of [H3O+] and [OH-] are equal and thus their values are both 1.0 x 10-7. If there is an equal amount of acid and base present in any solution, the solution is called "neutral" and the pH of the solution is 7. ... The sum of the pH and pOH must always equal 14.
Explanation:
In the cellular respiration,02 and C 02 exchange is there
so the answer is C 02 diffuses passively out of the cell
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The tilt of the Earth's rotational axis away or toward the sun. < 22.5°
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Some elementary particles are positively or negatively
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b. charged particles.
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