A solution with a pH of 2 has an H+ ion concentration that is ________ than a solution with a pH of 4.
A) 2 times higher
B) 10 times lower
C) 100 times higher
D) 1000 times lower
Correct Answer:
Verified
Q2: Which macromolecule has a sugar-phosphate backbone?
A) lipid
B)
Q20: In general, what makes one kind of
Q21: Protons have a _ charge and, collectively,
Q22: Cholesterol is classified as a lipid because
Q23: The _ of an organism is defined
Q25: _ is the ability of living things
Q26: Oxygen in highly electronegative, meaning that it
A)
Q26: Which of the following is nonpolar?
A) a
Q27: _ are the smallest units into which
Q29: Sodium chloride is composed of molecules that
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