In the following reaction, how is the rate of appearance of bromine related to the rate of disappearance of bromide? BrO−3(aq)+5Br−(aq)+6H+(aq)→3Br2(l)+3H2O(l)
A
ddt[Br2]=−53ddt[Br−]
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B
ddt[Br2]=ddt[Br−]
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C
ddt[Br2]=−ddt[Br−]
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D
ddt[Br2]=−35ddt[Br−]
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Solution
The correct option is Dddt[Br2]=−35ddt[Br−] Rate=−15ddt[Br−]=+13ddt[Br2] ddt[Br2]=−35ddt[Br−]