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Chemistry 4 Online
OpenStudy (anonymous):

medal will be awarded!! i really need help understanding this Which of the following is an oxidation-reduction reaction? a.)SO2(g) + H2O(l) mc010-1.jpg H2SO3(aq) b.)CaCO3(s) mc010-2.jpg CaO(s) + CO2(g) c.)Ca(OH)2(s) + H2CO3(l) mc010-3.jpg CaCO3(aq) + 2H2O(l) d.)C6H12O6(s) + 6O2(g) mc010-4.jpg 6CO2(g) + 6H2O(l)

OpenStudy (anonymous):

Assign oxidation numbers and see which reaction has a change in the oxidation numbers.

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