Question

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Answer 1

Answer:

a) corrosion can be prevented by using anti rust solution. Rusting of iron is prevented by applying zinc on iron as a zinc is less reactive than iron. Corrosion can be prevented by putting a layer of non corrodible metal on a corrodible metal.

c) The chemical formula of rust is Fe2O3

Answer 2

Answer:

formula of rust is fe2o3.xH2o

b.fe

4e-.....2h2o

c.dont expose metal to air and water it prevents corrosion of metals

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