(Solved): Identify how many N (NITROGEN) atoms have sp2 hybridization for the compound below: A B C D 1( ...

Identify how many N (NITROGEN) atoms have $${\mathrm{sp}}^2$$ hybridization for the compound below: A B C D $$\begin{array}{cccc}1\text{ (one) }& 2\text{ (two) }& 3\text{ (three) }& 4\text{ (four) }\\ {\mathrm{sp}}^2\mathrm{N}\text{ atoms }& {\mathrm{sp}}^2\mathrm{N}\text{ atoms }& {\mathrm{sp}}^2\mathrm{N}\text{ atoms }& {\mathrm{sp}}^2\mathrm{N}\text{ atoms }\end{array}$$ A B $$\mathrm{C}$$ D For the compound below please choose the correct set of chair and flipped chair conformations: (1R,2S)-1,2-dimethylcyclohexane A B C D $$?$$ For the compound below please choose the correct set of chair and flipped chair conformations: (1R,3S)-1,3-dimethylcyclohexane A B C D