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Symbol for Nitrate

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Nitrates are an important part of the nitrogen cycle, a component of fertilizers and one cause of cultural eutrophication.

What is the chemical symbol for nitrate?

A

$NO_2\:^{1- }$

B

$NO_3\:^{1-}$

C

$NO_2$

D

$N_2O$

E

$N_2$