Which statement about a physical and chemical change is true?
Question 5 options:
If NO...
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
Answers: 1
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