Homopolymer A has a Tg of 80C, homopolymer B has Tg of 70C. Estimate Tg of a 30/70 random copolymer of A and B. What assumptions should be made and compare all relationships that can be used and discuss which is more accurate.
transition metals - what characteristic properties distinguish the transition metals from group IA and group IIA.
Compound Absorption - Compound Absorption. See attached file for full problem description.
Transition Elements - 1. What characteristic properties distinguish the transition elements from the Group IA and-IIA metals?
2. Name these substances.
a) (Cu(Cl4))2-
b) Ag(NH3)+2
c) Cu(NH3)4SO4
d) Al(H2O)6CL3
3 ...
transition elements - Why does NH3 form complex ions with the transition elements but NH4^+ does not.