Which two polymers have the same linkages bonding the monomers together?
A nylon and complex carbohydrate
B nylon and protein
C Terylene and complex carbohydrate
D Terylene and protein

Who is better, messi or cristiano, i need this for a chemistry class. asap

2points what is the job of a scientist? a. to answer ethical questions. b. to write laws based on his or her knowledge. c. to ask and answer scientific questions. d. to ignore facts that do not support his or her theory.

The volume of helium in a blimp is 6.28 x 10^9 millimeters. the density of helium in the blimp is .1786 kilogram/meter^3. find the mass of the helium in the blimp.