The most suitable indicator for the reaction between NaOH and HCOOH is?

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Chemistry WAEC 2019

The most suitable indicator for the reaction between NaOH and HCOOH is?

  • bromocresol
  • methyl orange
  • methyl red
  • phenolphthalein checkmark

The correct answer is: D

Explanation

Phenolphthalein is suitable as indicator for this reaction i.e strong base and weak acid

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