In what chemical does methyl orange does not change colour
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Explanation:
Because it changes color at the pKa of a mid strength acid, it is usually used in titration for acids. Unlike a universal indicator, methyl orange does not have a full spectrum of color change, but it has a sharp end point.
Chemical formula: C14H14N3NaO3S
Boiling point: Decomposes
Melting point: > 300 °C (572 °F; 573 K) (not precisely defined)
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