Neutralizing Hydrochloric Acid Experiment: Finding the Mass of Calcium Oxide Required

Neutralizing Hydrochloric Acid Experiment: Finding the Mass of Calcium Oxide Required

Assessment

Interactive Video

Chemistry, Science

University

Hard

Created by

Quizizz Content

FREE Resource

The video tutorial demonstrates an experiment to determine the mass of calcium oxide required to neutralize a specific volume of hydrochloric acid. It covers the chemical reactions involved, the setup and procedure of the experiment, data analysis, and safety precautions. The experiment involves adding calcium oxide to hydrochloric acid and measuring pH changes to find the neutralization point. The results are analyzed using a graph to determine the precise mass needed for neutralization.

Read more

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the products formed when hydrochloric acid reacts with calcium oxide?

Calcium sulfate and water

Calcium carbonate and water

Calcium hydroxide and hydrogen

Calcium chloride and water

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of using a pH meter in the experiment?

To measure the volume of hydrochloric acid

To monitor the pH changes during the reaction

To determine the concentration of calcium oxide

To measure the temperature of the solution

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How much hydrochloric acid is used in the experiment?

80 cubic centimeters

60 cubic centimeters

40 cubic centimeters

20 cubic centimeters

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the initial pH of the hydrochloric acid before adding calcium oxide?

1.3

3.5

5.0

7.0

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is it important to swirl the beaker after adding calcium oxide?

To prevent evaporation of the solution

To increase the reaction rate

To ensure thorough mixing of reactants

To cool down the reaction

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

At what mass of calcium oxide does the pH of the solution reach 7?

1.5 grams

2.1 grams

3.0 grams

2.5 grams

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of plotting a graph in this experiment?

To find the exact volume of acid used

To calculate the concentration of the solution

To identify the mass of calcium oxide needed for neutralization

To determine the temperature change

Create a free account and access millions of resources

Create resources
Host any resource
Get auto-graded reports
or continue with
Microsoft
Apple
Others
By signing up, you agree to our Terms of Service & Privacy Policy
Already have an account?