Write the formulas for each of the following ions and compounds:
(Reference: Chang 23.17)
Oxalic acid, H
, is sometimes used to clean rust stains from sinks and bathtubs.
Explain the chemistry underlying this cleaning action.
(Reference: Chang 23.41)
10. The label of a certain brand of mayonnaise lists EDTA as a food preservative. How
does EDTA prevent the spoilage of mayonnaise?
(Reference: Chang 23.66)
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