Which of the following are chemical processes?
1) rusting of a nail
2) freezing of water
3) decomposition of water into hydrogen and oxygen gases
4) compression of oxygen gas
A) 1, 3, 4
B) 1, 4
C) 2, 3, 4
D) 1, 2
E) 1, 3
Correct Answer:
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A)
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