4. (i) What do you understand by living polymers and explain how and when they occur. (ii) Describe briefly the progress of radical polymerization reaction using their initiation,
propagation and termination stages (iii) draw the structures of the monomers and the repeat
units of their polymers (a) vinyl acetate (b) styrene (c) tetrafluoroethylene (d) methy!
methacrylate.

yes, water is wet, just as it makes other things wet, it is wet itself, kinda like ice, when ice is in water, the ice makes water cold, and ice is cold, therefore with that example, water is wet

pure substance: iron,copper

impure substance: water,charcoal

answers: to make sure that all of the broken pieces of tablet were added to the water, to allow for fair comparison of all three trials, with different particle sizes to avoid experimental error

what is the question?