Is ethylene glycol polar?
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Which of the following molecules is expected to form hydrogen bonds in the pure liquid or solid phase: ethylene glycol (HOCH2CH2OH), formaldehyde (H2CO), and dimethyl ether (CH3OCH3)?
a) ethylene glycol only
b) formaldehyde only
c) dimethyl ether only
d) ethylene glycol and formaldehyde
e) ethylene glycol, formaldehyde and dimethyl ether
Ethylene glycol, HOCH2CH2OH, may look non-polar when drawn, but an internal hydrogen bond results in an electric dipole moment. Explain?
Which of the following antifreeze solutions will be the best at protecting your radiator from freezing?
a. 100% water;
b. 2 m ethylene glycol;
c. 12 m ethylene glycol; or
d. pure ethylene glycol.