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5 votes
Which formula represents a polar molecule?

A) Br2
B) CO2
C) CH4
D) NH3

2 Answers

1 vote
NH3 because its nitrogen atom has only one single pair of electrons with it.
User Avoision
by
6.9k points
4 votes
NH3 is the formula to your answer
User John Dorian
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6.9k points