Draw all possible structures for a compound with molecular formula c4h9n that shows two medium absorptions at 3400 cm-1 and no absorption in the range of 1600-1800 cm-1 in its ir spectrum.

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Ans. : frostbite is when exposure to cold temperatures causes freezing to the skin or other tissues. it most commonly affects the hands, feet, and face. the longer areas are exposed to cold, typically the worse the frostbite. the water temperature used for rewarming a frostbitten part should be : (102 -105) f degrees.

What essay do you want us to write?

Muscle fiber i think that i right