The four most common elements,comprising 96% of the body's mass,are:
A) carbon,sodium,phosphorus,sulfur.
B) oxygen,nitrogen,hydrogen,carbon.
C) oxygen,potassium,iron,copper.
D) chlorine,sodium,magnesium,potassium.
Correct Answer:
Verified
Q15: Solid blood cells would settle out of
Q16: The formation of a cation and an
Q17: The innermost shell of an atom holds:
A)8
Q18: An electrically neutral atom with an atomic
Q19: Atoms that satisfy the octet rule are
Q21: Which of the following is the strongest
Q22: What happens in oxidation-reduction (redox)reactions?
A)Energy is used
Q23: Hydrogen bonds may occur between:
A)nonpolar covalent molecules.
B)polar
Q24: What type of compound is NOT likely
Q25: Ionic bonds result from:
A)the unequal sharing of
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