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Living science class 7 chapter 8 solutions Living Science 2019 Solutions for Class 7 Science Chapter 8 Physical And Chemical Changes are provided here with simple stepsister explanations. These solutions
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How to fill out physical and chemical changes
How to fill out physical and chemical changes
01
Identify the substances involved in the change.
02
Observe the properties of the substances before and after the change.
03
Determine if the change involves a rearrangement of atoms or molecules.
04
If the change only affects the physical state or properties of the substance, it is a physical change.
05
If the change results in the formation of new substances with different chemical properties, it is a chemical change.
06
Record your observations and conclusions.
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Anyone interested in understanding how matter behaves
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What is physical and chemical changes?
Physical changes are changes in the form or state of a substance without changing its chemical composition, while chemical changes are changes that result in the formation of new substances.
Who is required to file physical and chemical changes?
Companies or individuals who handle or produce chemical substances are required to file physical and chemical changes.
How to fill out physical and chemical changes?
Physical and chemical changes can be filled out by providing information about the substances being handled, their properties, and any changes observed.
What is the purpose of physical and chemical changes?
The purpose of physical and chemical changes is to ensure the safe handling and storage of chemical substances, as well as to track any changes that may occur.
What information must be reported on physical and chemical changes?
Information such as the name of the substance, its chemical composition, physical properties, and any changes observed must be reported on physical and chemical changes.
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