which of the following shows chemical change?
A.boiled water
B.rusty roof
C.sliced bread
D.wet cloth
(PLS WHT IS THE ANSWER)
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which of the following shows chemical change?
A.boiled water
B.rusty roof
C.sliced bread
D.wet cloth
(PLS WHT IS THE ANSWER)
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Answer:
Letter B.
Explanation:
Roof rust and corrosion occur when metal roofing comes into contact with moisture in the air causing a CHEMICAL REACTION. The longer the metal is exposed to moisture, the faster corrosion and rust will spread.
B.rusty roof
C.sliced bread
D.wet cloth
Answer is A.boiled water
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