If nitrogen atoms are represented as filled circle and oxygen atoms as open circles, how much `NO_(2)` can be prepared from the

If nitrogen atoms are represented as filled circle and oxygen atoms as open circles, how much `NO_(2)` can be prepared from the mixture shown?

A. 4 molecules
B. 5 molecules
C. 6 molecules
D. 8 molecules

If nitrogen atoms are represented as filled circle and oxygen atoms as open circles, how much `NO_(2)` can be prepared from the mixture shown?