A) A small inorganic molecule B) A large molecule composed of repeating structural units C) A single atom D) A type of metal
A) Condensation polymerization B) Ring-opening polymerization C) Decomposition polymerization D) Addition polymerization
A) The temperature at which the polymer melts B) The temperature at which the polymer crystallizes C) The temperature at which the polymer decomposes D) The temperature at which the polymer transitions from a glassy to a rubbery state
A) To enhance polymer solubility B) To reduce polymer chain length C) To increase mechanical strength and stability D) To decrease polymer density
A) A polymer composed of two or more different monomers B) A polymer with only one repeating unit C) A polymer with a high degree of crystallinity D) A single monomer molecule
A) To explain the thermodynamics of polymer solutions and blends B) To model polymer chain conformation C) To determine polymer degradation kinetics D) To predict the mechanical properties of polymers
A) To increase the glass transition temperature B) To promote the formation of small crystalline regions in a polymer C) To enhance polymer solubility D) To inhibit polymer chain flexibility
A) Molecular weight has no effect on viscosity B) Increased molecular weight leads to lower elasticity C) Increased molecular weight decreases viscosity D) Increased molecular weight leads to higher viscosity
A) To break down polymer chains B) To enhance or modify the properties of polymers C) To decrease polymer durability D) To reduce polymer flexibility
A) In the glassy state, the polymer is hard and brittle B) The glassy state is for amorphous polymers only C) The glassy state promotes polymer flexibility D) The glassy state does not affect polymer properties
A) To decrease polymer solubility B) To induce polymer degradation C) To promote polymer crystallization D) To increase mechanical strength and prevent slippage of polymer chains |