Podcast
Play an AI-generated podcast conversation about this lesson
Questions and Answers
Which type of substances are made up of only one type of atom?
Which type of substances are made up of only one type of atom?
- Compounds
- Elements (correct)
- Mixtures
- Solutions
How many known elements are there currently?
How many known elements are there currently?
- 103
- 92
- 118 (correct)
- 134
Which type of properties can be observed without changing the substance into another substance?
Which type of properties can be observed without changing the substance into another substance?
- Physical properties (correct)
- Chemical properties
- Both physical and chemical properties
- None of the above
Which type of properties can be observed when the substance undergoes a change in its composition?
Which type of properties can be observed when the substance undergoes a change in its composition?
Signup and view all the answers
