How can you determine the approximate mass of an atom in atomic mass units?
A) Add up the number of protons and electrons.
B) Take the number of protons minus the number of electrons.
C) Add up the number of protons, electrons, and neutrons.
D) Add up the number of protons and neutrons.
Correct Answer:
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Q15: When are atoms most stable?
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Q23: Which reaction is most spontaneous?
A) a reaction
Q24: Why is water such a good solvent?
A)
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