Oxygen, , is certainly good for you. Does it follow that if small amounts of oxygen are good for you then large amounts of oxygen would be especially good for you?
A) Yes. This is the reason patients are given pure (100) oxygen during medical procedures.
B) Yes. Increased oxygenation of the bloodstream is good for you and can increase your life span.
C) No. Breathing 100 oxygen for extended periods of time can be damaging to the body.
D) No. Large amounts of oxygen will absorb hydrogen from the body and increase the amount of water in the body causing an imbalance in electrolytes.
Question 2
How is Avogadro's number related to the numbers on the periodic table?
A) The atomic mass listed is the mass of Avogadro's number's worth of atoms.
B) The masses are all divisible by Avogadro's number, which gives you the weight of one mole.
C) The periodic table tells you the mass of one atom. From that, and Avogadro's number you know the number of moles.
D) The periodic table only gives us atomic numbers, not atomic mass.
E) The mass listed is Avogadro's number.
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