Suppose that you wish to titrate methylamine (CH3NH2, a weak base) with hydrochloric acid (a strong...

Suppose that you wish to titrate methylamine (CH₃NH₂, a weak base) with hydrochloric acid (a strong acid). From the list below, which would be the best indicator to use for this titration?

Hint: Consider what is present in solution at the equivalence point of this titration.

Name of Indicator

pH Range

Methyl Yellow	2.9 - 4.0
Thymol Blue	8.0 – 9.6
Phenolphthalein	8.3 - 10.0
Thymolphthalein	9.4 – 10.6

Expert Solution

queen_honey_blossom answered 3 years ago

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