Chemical formulae and conservation of mass

In this lesson, we will interpret chemical formulae, define conservation of mass and apply conservation of mass to equations.

Video

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Worksheet

These slides will take you through some tasks for the lesson. If you need to re-play the video, click the ‘Resume Video’ icon. If you are asked to add answers to the slides, first download or print out the worksheet. Once you have finished all the tasks, click ‘Next’ below.

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Chemical formulae and conservation of mass quiz

Welcome to your exit quiz. This quiz will test your understanding of chemical formulae and the conservation of mass. This quiz will also test you on knowledge from previous topics/years.

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Question 7

Question 8

Q1.Revision question: Which of the following best describes a compound?

1/8

Q2.How many ELEMENTS are there in the following compound:

2/8

Q3.How many ATOMS of OXYGEN are there in the following compound:

3/8

Q4.Revision question: Name the following compound:

4/8

Q5.Name the products in the reaction below:

5/8

Q6.Which of the following statements best describes conservation of mass:

6/8

Q7.A student says that gases don't have a mass. Is her statement true or false?

7/8

Q8.Answer the following question:

8/8

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Chemical formulae and conservation of mass quiz

Welcome to your exit quiz. This quiz will test your understanding of chemical formulae and the conservation of mass. This quiz will also test you on knowledge from previous topics/years.

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Question 7

Question 8

Q1.Revision question: Which of the following best describes a compound?

1/8

Q2.How many ELEMENTS are there in the following compound:

2/8

Q3.How many ATOMS of OXYGEN are there in the following compound:

3/8

Q4.Revision question: Name the following compound:

4/8

Q5.Name the products in the reaction below:

5/8

Q6.Which of the following statements best describes conservation of mass:

6/8

Q7.A student says that gases don't have a mass. Is her statement true or false?

7/8

Q8.Answer the following question:

8/8

Lesson summary: Chemical formulae and conservation of mass

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