Question

which of the following are chemical change mixing of iron filing and sand growth of plant rusting of iron freezing of water

Answer 1

rusting of iron freezing of water

Answer 2

Hi guys ,
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(this answer is dedicated to my NAVATIKA.Missing you very much)
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Here is your answer,
Rustling of iron is the chemical change because here the rusted iron go through many chemical change in by O.
Growth of plant is also a chemical change because here the plant uses chemical energy to change its growth.
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.(ignore my grammatical mistake...)
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