Six simple structures of polymers of plastics are given below. Study the structure and answer the following questions. Write the numbers given in the diagram for questions a, b, c, d a. Which of these are thermosetting plastics?
b. Which of these are thermoplastics?
c. Write any three differences between thermosetting and thermoplastics.

What element breaks down into yttrium-90?

A1.5l container holds p.50 grams of an unknown gas at a pressure of 0.44 atm and a temperature of 50.c what is the molar mass of the unknown gas

Two people each hold the end of a rope and create waves by moving their arms up and down. this wave is best classified as a transverse wave because a) both the rope particles and the wave are moving in the same direction. b) the wave is moving up and down as the particles of the rope move horizontally. c) the wave is moving horizontally as the particles of the rope move up and down. eliminate d) the wave is moving in a parallel direction with the motion of the person's arms.