下列（）为聚合物。
A: monomer
B: polymer
C: molecule
D: atom
A: monomer
B: polymer
C: molecule
D: atom
举一反三
- The<br/>average number of monomer molecules contained in a polymer molecule<br/>is called ________. A: number-average<br/>degree of polymerization B: kinetic<br/>chain length C: weight-average<br/>degree of polymerization D: number<br/>of structure units
- The atomic weight of an atom, or the molecular weight of a molecule, is its mass relative to that of a(n) ________ atom. This is essentially equal to the number of protons plus neutrons that the atom or molecule contains.
- A polymer is a large molecule, or ___________, composed of many repeated subunits. A: superglue B: superconductor C: elastomer D: macromolecule
- A(n) ____________ is a substance that cannot be separated into simpler substances by chemical means. A: mixtures B: elements C: atom D: molecule
- 在工程界,聚合物共混物又称为____(Polymer alloy),它是指含多种组分的聚合物均相或多相体系,包括聚合物共混物和嵌段、接枝共聚物。