how litmus paper work? – InterviewSolution

InterviewSolution

1.	how litmus paper work?
Answer» Bluelitmus paperturns red under acidic conditions and redlitmus paperturns blue under basic or alkaline conditions, with the color change occurring over the pH range 4.5–8.3 at 25 °C (77 °F). Neutrallitmus paperis purple.

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