Topical Questions
These questions are keyed to the major topics in the chapter. Usually a question that is answered at the back of this book is paired with a similar one that is not.
An acid-base titration was used to find the percentage of NaHCO3 in 0.310 g of a powdered commercial product used to relieve upset stomachs. The titration required 14.3 mL of 0.101-M HCl to titrate the powder to the equivalence point. Assume that the NaHCO3 in the powder is the only substance that reacted with the titrant. Calculate the percentage of NaHCO3 in the powder.
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