It is 2.1 x 10^3 because your base number needs to be in between 1 and 10, and the number you are converting is non-decimal, so the exponent is positive. It is 10^3 because you are moving the decimal 3 places to the right
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Option B. At pH extremes, the amino acid molecules mostly carry a net charge, thus increasing their solubility in polar solvent.
C. At very low or very high pH, the amino acid molecules have increased charge, thus form more salt bonds with water solvent molecules.
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The law of definite proportions. I had the same question for chemistry and this is what they said was right so I got 100%.
Explanation:
<span> 2 hydrogen atoms attached to an oxygen atom.</span>
of course migration
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