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We sampled each test tube's liquid twice. To the first sample, we added KI. To the second, we added Pb(NO3)2. The reaction or lack of reaction can be used to determine the ID of the excess reagent (if any even exists).
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We sampled each test tube's liquid twice. To the first sample, we added KI. To the second, we added Pb(NO3)2. The reaction or lack of reaction can be used to determine the ID of the excess reagent (if any even exists).
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