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When a strip of magnesium metal is touched to a flame, a bright light and a whitish substance are produced. Why is the burning of magnesium considered a chemical change? A. because the metal reaches a
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Sep 13, 2017
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When a strip of magnesium metal is touched to a flame, a bright light and a whitish substance are produced. Why is the burning of magnesium considered a chemical change?
A. because the metal reaches a high
temperature
B. because the metal begins to melt
C. because a new substance is formed
D. because the metal is malleable
Chemistry
high-school
Mike Ante
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Answer:
c
Step-by-step explanation:
Olympia
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Sep 16, 2017
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Olympia
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C. Chemical changes take place when a new substance is formed from an older substance. In this case, a new substance is formed when the magnesium metal is touched to a flame and the heat transforms it into the whitish, powdery substance.
Lavel
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Sep 18, 2017
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