In the structure of acrolein (prop-2-en-1-al) above, the most deshielded signal observed in the proton NMR spectrum is around 10 ppm. It corresponds to… … the red proton

… the green proton

… the blue proton

… the black proton

You want to lose weight and have been trying to decide which type of fad diet is best for you. you ask your doctor, who responds that a. fad diets are a temporary fix but generally don't have any side effects b. fad diets can be used several times a year to maintain a healthy weight c. fad diets can be risky for your health and, in the long run, do not work d. fad diets should never be used one right after the other; there should be a break between them select the best answer from the choices provided. a b c d

Aturntable that spins at a constant 74.0 rpm takes 3.10 s to reach this angular speed after it is turned on. find its angular acceleration (in rad/s2), assuming it to be constant, and the number of degrees it turns through while speeding up.

Which of the following forces require physical contact? tension air resistance friction magnetic force applied force