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Carbon and Its Compounds
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09/09/2021 1:41 pm
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What change will you observe by testing soap with litmus paper (blue or red)?
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09/09/2021 1:42 pm
When soap is dissolved in water, the solution is alkaline in nature due to the formation of alkali NaOH or KOH. The solution changes the colour of red litmus to blue. However, the solution does not change the colour of blue litmus.