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Chemistry, 05.11.2020 18:20 ciya12

Which statement about a physical and chemical change is true? Question 5 options:

If NO change in color is visible in a process, it must be a chemical change

if NO change in state of matter occurs in a process, it must be a physical change

A change in state of matter always indicates a chemical change

A change in color often occurs during a chemical change

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Which statement about a physical and chemical change is true? Question 5 options:

If NO...
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