what are indicators? Give example of an indicator and write its effect on acid,base and water.
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Indicators such as litmus and Ph paper are used to test the effect of acid, base and water. Blue litmus:- Changes to red when it's acidic solution. Red litmus:- Changes to blue when it's basic solution. pH paper helps to know that how much the acid or base is corrosive
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special substances that are used to indicate whether a substance is an acid or base are called indicators example blue Litmus change to red when react with acid no change with base and water China rose changes to Green with base and no change with water
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