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QUESTION

Stoichiometry

A polystyrene, having formula [ Br3C6H3(C8H8)n]  was prepared by heating styrene with tribromobenzoyl peroxide in absence of air. If it was found to contain 10.46% bromine by weight. Find 'n'. 

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*** ****** ** *** polystyrene ** ************ * *** * 1046W = ******************* 22917017Then ******* * 6×12 + 3×1 ******* * **********************************************

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