There are several differences between chemical and purely physical changes. Which process is an example of a chemical change?

Which process represents a chemical change?

Which types of changes observe the law of conservation of mass?

Chemical changes result in new substances with new physical properties. Purely physical changes do not result in new substances. Which process is an example of a chemical change?

Which process is an example of a chemical change?

Which observation is a sign of a chemical change?

Which of the following types of changes does not observe the law of conservation of mass?

A beaker containing ice and water is placed on a warm hotplate. What type of change would you expect the ice to undergo?

Tearing paper into pieces is an example of what kind of change?

Baking bread is an example of what kind of change?

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