Ethanol and Dimethyl Ether Molecules Both Contain Two Carbon Atoms

question 9

Multiple Choice

Ethanol and dimethyl ether molecules both contain two carbon atoms, six hydrogen atoms, and one oxygen atom.Which statement is true?

• A)Their molecular formulas are different.
• B)They show the same physical properties but different chemical properties.
• C)The arrangement of the atoms in each type of molecule is different.
• D)Their melting points and boiling points are the same.
• E)There is no physical method that can distinguish between the two.

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