41. Which pair of compounds could combine to produce an ester? I. CH3- CH2 - CH2 - CH3

II. CH3- CH2 - CH2-CH2-OH

III. CH3- CH2 - CH2-COOH

IV. CH3- CH2- CH2- COH

a. I and II
b. II and III
c. II and IV
d. III and IV

Which of the following compounds does not contain molecules? question 2 options: co2 h2 nacl h2o

What effect might melting sea ice have for people who live in coastal areas?

Movement that is like a t a type of wave that transfers energy where the particles in the medium move in a circle motion while the energy travels left or right. a type of wave that transfers energy where the particles in the medium move perpendicular to the direction in which the energy is traveling. transfers energy from one location to another a type of wave that transfers energy where the particles in the medium move parallel to the direction in which the energy is traveling. movement that is back and forth, like an equal sign = 1. wave 2. parallel movement 3. perpendicular movement 4. transverse wave 5. longitudinal wave 6. surface wave