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National Chemistry Olympiad
2007 National Chemistry Olympiad
56
56
Part of
2007 National Chemistry Olympiad
Problems
(1)
2007 USNCO Problem 56
Source:
3/12/2013
How many different compounds have the formula
C
3
H
8
O
\text{C}_3\text{H}_8\text{O}
C
3
H
8
O
?
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A
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one
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(
B
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two
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(
C
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three
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(
D
)
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four
<span class='latex-bold'>(A)</span>\ \text{one} \qquad<span class='latex-bold'>(B)</span>\ \text{two}\qquad<span class='latex-bold'>(C)</span>\ \text{three} \qquad<span class='latex-bold'>(D)</span>\ \text{four} \qquad
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(
A
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one
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(
B
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<
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two
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(
C
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<
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three
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(
D
)
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four