January 2018 NY Regents Chemistry Exam
25 Which laboratory process is used to determine the concentration of one solution by using a volume of another solution of known concentration? (1) crystallization
(2) distillation
(3) filtration
(4) titration
Solution: During a titration an unknown acid (or base) is reacted with a known base (or acid) until it is neutralized in a process called titration. Titration allows to determine the concentration of the unknown acid or base.
Answer: 4
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