The following reactions took place in the hands on lodine clock: Reaction 1: 2H+(aq) + 31 -(aq) + H2O2(aq) -> 13- (aq) + 2H2O(l) Reaction 2:13 - (aq) + C6H8O6(aq) -> 2H +(aq) + 31-(aq) + C6H6O6(aq) Reaction 3: 13 - (aq) + starch (aq) -> 31- - - - - starch Which reaction must completely run out of one of its reactants before a change color can take place?
The following reactions took place in the hands on lodine clock: Reaction 1: 2H+(aq) + 31 -(aq) + H2O2(aq) -> 13- (aq) + 2H2O(l) Reaction 2:13 - (aq) + C6H8O6(aq) -> 2H +(aq) + 31-(aq) + C6H6O6(aq) Reaction 3: 13 - (aq) + starch (aq) -> 31- - - - - starch Which reaction must completely run out of one of its reactants before a change color can take place?
Chapter8: Polyfunctional Acids And Bases
Section: Chapter Questions
Problem 2P
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Transcribed Image Text:The following reactions took place in the hands on lodine clock: Reaction 1: 2H+(aq) + 31
-(aq) + H2O2(aq) -> 13- (aq) + 2H2O(l) Reaction 2:13 - (aq) + C6H8O6(aq) -> 2H
+(aq) + 31-(aq) + C6H6O6(aq) Reaction 3: 13 - (aq) + starch (aq) -> 31- - - - -
starch Which reaction must completely run out of one of its reactants before a change
color can take place?
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