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is a change to a substance that occurs without forming a new substance, such as a change in the size, shape or state of matter.
physical change
2 colorless gasses mix and a brown gas is formed
chemical change
chemical change
Chemical change
physical change
precipitate forms
cl
Two liquids are mixed and a solid forms. This is an example of which sign from city girls love their phones
physical change
2 colorless gasses mix and a brown gas is formed
chemical change
chemical change
Chemical change
physical change
precipitate forms
cl
Which of the following is NOT a compound?
physical change
2 colorless gasses mix and a brown gas is formed
chemical change
chemical change
Chemical change
physical change
precipitate forms
cl
bananas changing color is a sign of what?
physical change
2 colorless gasses mix and a brown gas is formed
chemical change
chemical change
Chemical change
physical change
precipitate forms
cl
ripping paper is an example of
physical change
2 colorless gasses mix and a brown gas is formed
chemical change
chemical change
Chemical change
physical change
precipitate forms
cl
metal rusting over time is an example of
physical change
2 colorless gasses mix and a brown gas is formed
chemical change
chemical change
Chemical change
physical change
precipitate forms
cl
Frying an egg is an example of
physical change
2 colorless gasses mix and a brown gas is formed
chemical change
chemical change
Chemical change
physical change
precipitate forms
cl
Which of the following is a sign that a chemical change occurred?
physical change
2 colorless gasses mix and a brown gas is formed
chemical change
chemical change
Chemical change
physical change
precipitate forms
cl
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