AnswersChemistryAcids and Bases — TestQuestion 22
22
QuizMultiple Choice

Acids and Bases — Test

Question 22 • Chemistry

Given are some of the steps completed in the titration process. (i) Add base from the buret to the acid. (ii) Transfer a known volume of acid to an Erlenmeyer flask. (iii) Add three drops of chemical indicator to the acid. (iv) Position the Erlenmeyer flask under the buret. Which lists the steps in the correct order of occurrence?

Answer
A
i, ii, iii, iv
B
ii, iii, iv, i
C
iii, ii, i, iv
D
iv, iii, ii, i

Explanation

First, transfer a measured volume of acid into the Erlenmeyer flask. Add the indicator to the acid, then place the flask beneath the buret so the base can be added during the titration. Thus the order is ii, iii, iv, i, which is choice B.

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