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Which two observations below can be evidence that a chemical change has occurred A. Production of bubbles (a gas) B. melting C. vaporization D. production of heat
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May 18, 2020
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Which two observations below can be evidence that a chemical change has occurred
A. Production of bubbles (a gas)
B. melting
C. vaporization
D. production of heat
Chemistry
middle-school
Rajan Lagah
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Vaporization and Production of bubbles. Production of heat and melting are physical changes
Ornithopter
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May 22, 2020
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Ornithopter
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