Titration Reactions

Question 1

Question is locked

Revolt · Accepted Answer

when the pH increases suddenly in the flask

Question 2

Which instrument is most often used to measure acid volume before a titration begins?

Revolt · Accepted Answer

a volumetric pipette

Question 3

Terry, a student, performs a titration. He completes these steps as part of his titration procedure:1. He cleans and rinses a burette with standardized base.2. He fills the burette with standardized base solution.3. He reads and records the initial burette volume.4. He adds a base from the burette to an acid.5. He observes a color change in the Erlenmeyer flask.6. He stops the addition of base from the burette. 7. He reads and records the final burette volume.Which steps will provide information needed to calculate the volume of base needed to reach the equivalence point?

Revolt · Accepted Answer

3 and 7

Question 4

Which of the glassware shown below is an Erlenmeyer flask?

Revolt · Accepted Answer

mc001-1.jpg

Question 5

Which is an advantage of using chemical indicators?

Revolt · Accepted Answer

They are inexpensive to use.

Question 6

Question is locked

Revolt · Accepted Answer

They must be selected for a narrow pH range.

Question 7

Which of the following would be the best reason to use titration for monitoring the effects of acid rain on drinking water?

Revolt · Accepted Answer

to determine the concentration of acid in drinking water

Question 8

Question is locked

Revolt · Accepted Answer

when preparing to measure pH change

Question 9

Question is locked

Revolt · Accepted Answer

No, because she did not stop adding base once the color changed.

Question 10

Look at the diagram below.Which best describes what is taking place in the diagram?

Revolt · Accepted Answer

An indirect measurement of pH is taking place.

Titration Reactions Answers

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