1‑propynyllithium reacts with (r, r)‑2,3‑dimethyloxacyclopropane in a stereoselective reaction. Draw a curved arrow mechanism and the missing intermediate and product, clearly showing stereochemistry with a wedge and hashed bond at each stereocenter.

Answerif you were convicted of a dui you must have bodily injury liability///

Which of the following is an example of an opposing signal? no examplthates given.   i would say, that traffic lights in a city at major intersections direct the flow of traffic in opposite directions so would be an example.also, stop signs on either side of the same street would be an example. at a train crossing, the light for allowing car traffic in opposite directions or not would be another example.