Podcast
Questions and Answers
Which type of changes affect the form of a chemical substance, but not its chemical composition?
Which type of changes affect the form of a chemical substance, but not its chemical composition?
- Biological changes
- Electrical changes
- Physical changes (correct)
- Chemical changes
What can physical changes be used to separate?
What can physical changes be used to separate?
- Mixtures (correct)
- Chemical elements
- Simpler compounds
- New substances
Which type of changes involve a change in physical properties?
Which type of changes involve a change in physical properties?
- Electrical changes
- Physical changes (correct)
- Chemical changes
- Biological changes
Can physical changes usually be used to separate compounds into chemical elements or simpler compounds?
Can physical changes usually be used to separate compounds into chemical elements or simpler compounds?
Are physical changes reversible using physical means?
Are physical changes reversible using physical means?