Answer:
3.45 x 10^24 x 1 / 6.022 x 10^23 = 573
When a red blood cell<span> is </span>placed<span> in a </span>hypertonic solution<span>, it shrinks as water is drawn
</span> cells<span> change size when </span>placed<span> in </span>solution<span> with different </span>salt<span> concentration is due </span>
Answer:
Roxanne said it was because chlorine is highly electronegative and sodium has a low ionization energy and that the ions Na and cr both have full electron shells.
Answer:
In soil air as in the atmosphere, nitrogen gas (dinitrogen) comprises about 78%. In the atmosphere, oxygen comprises about 21% and carbon dioxide comprises about 0.36%. However, in the soil air, oxygen usually is replaced by carbon dioxide, so both range from about 0.4% to 21%.
Explanation:
