Chemistry, 15.06.2021 19:50 lilyplant4289
Polystyrene can be prepared by heating styrene with tribromobenzoyl peroxide in the absence of air. A sample prepared by this method has the empirical formula Br3C6H3(C8H8)n, where the value of n can vary from sample to sample. If one sample has 0.105% Br, what is the value of n
Answers: 3
Chemistry, 21.06.2019 17:50
Which statement is a reason to support population regulation? a) it is unethical for us to control birth control rates b) humans have the freedom to produce as many children as desired c) the gap between the rich and poor has been narrowing since 1960 d) billions more people on the earth will intensify many environmental and social problems
Answers: 1
Chemistry, 21.06.2019 19:00
Y=‐1x + 7 if y has a value of ‐24 what is the value of x?
Answers: 1
Chemistry, 22.06.2019 12:30
Which statement is true about this reaction? 14n+1h 15o it is a practical source of energy on earth. it occurs only outside the solar system. its product is heavier than each of its reactants. it shows the critical mass of an element.
Answers: 2
Polystyrene can be prepared by heating styrene with tribromobenzoyl peroxide in the absence of air....
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