EVERYDAY SCIENCE

SCIENCE

CHEMISTRY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A change in a substance that does not involve a change in the chemical identity of the substance
A
Solute
B
dissolve
C
physical change
D
Solubility
Explanation: 

Detailed explanation-1: -A Physical change is a change that does not change the identity of the substance. for example, water changes from ice to liquid or from liquid to vapor its identity is still the same. Was this answer helpful?

Detailed explanation-2: -Physical changes are changes that do not alter the identity of a substance.

Detailed explanation-3: -Examples of chemical changes are burning, cooking, rusting, and rotting. Examples of physical changes are boiling, melting, freezing, and shredding.

Detailed explanation-4: -Physical changes lead to changes in the appearance of the substances and chemical changes leads to changes in the entire compound and involves chemical reactions. Complete answer: Boiling of water is not a chemical change it is a physical change.

Detailed explanation-5: -When a material undergoes a change in shape, size or state it is called a physical change. Generally, no new substance is formed in a physical change. For example change of state of water from solid to liquid or liquid to gas is a physical change as only state of water is changing and no new substance is formed.

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