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13 Dec 2019
A chemist needs to determine the concentration of a solution ofnitric acid, HNO3. She puts 735mL of the acid in a flask along witha few drops of indicator. She then slowly adds 0.800mol L?1 Ba(OH)2to the flask until the solution turns pink, indicating theequivalence point of the titration. She notes that 105mL of Ba(OH)2was needed to reach the equivalence point.
A) How many moles of Ba(OH)2 are present in 105mL of 0.800molL?1 Ba(OH)2?
A chemist needs to determine the concentration of a solution ofnitric acid, HNO3. She puts 735mL of the acid in a flask along witha few drops of indicator. She then slowly adds 0.800mol L?1 Ba(OH)2to the flask until the solution turns pink, indicating theequivalence point of the titration. She notes that 105mL of Ba(OH)2was needed to reach the equivalence point.
A) How many moles of Ba(OH)2 are present in 105mL of 0.800molL?1 Ba(OH)2?
Deanna HettingerLv2
17 Dec 2019