d) The aluminium article is used as an anode in the anodising process Why?
e) Write the properties and uses of sodium chloride.
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d)=.The aluminium article is used as an anode in the anodising process to deposit a thick layer of aluminiun oxide,on the article so as to protect the article from further rusting.....
e)=.Uses of Sodium Chloride
It is widely used in food industries as a food preservative and as a flavour enhancer. It is a major raw material in the industrial manufacturing of various chemicals such as sodium carbonate, sodium hydrogen carbonate etc. This salt is used in glass production....
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