Need a point an answer a. its this one b. its that one c. its not this one d. plz dont pick the wrong answer

Which of the following represents the ester functional group? a. -coo- b. -cho c. -cooh d. c=o

As light moves from one material into the next, which of the following affects how much the light waves will refract, or bend? angle at which the ray strikes the medium color of the material density of the material temperature of the light wave

How many moles are in 1.26*10^24 particles in significant figures