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What change will you observe if you test soap with litmus paper (red and blue),

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asked Feb 8, 2018 in Chemistry by sforrest072 (157,439 points) ● 61 ● 410 ● 942
edited Feb 24, 2018 by Vikash Kumar

What change will you observe if you test soap with litmus paper (red and blue)?

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answered Feb 8, 2018 by mdsamim (213,225 points) ● 5 ● 10 ● 15
selected Feb 8, 2018 by sforrest072
 
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Soap is a salt of a strong base (NaOH or KOH) and a weak acid (carboxylic acid). So, its aqueous solution is basic in nature. Hence, an aqueous solution of soap will turn red litmus paper blue.

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