From the following in which titration methyl orange is a best indicator?
A
CH3COOH+NaOH
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B
H2C2O4+NaOH
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C
HCl+NaOH
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D
CH3COOH+NH4OH
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Solution
The correct option is ACH3COOH+NaOH In the titration of acetic acid with a strong base such as sodium hydroxide the indicator used in the titration is methyl orange changed to yellow.