When betroot juice was added to a substance x, its colour changed to yellow. what is the nature of x? what colour change will it show with phenolpthalein?
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The main use of litmus is to test whether a solution is acidic or basic. Blue litmus paper turns red under acidic conditions and red litmus paper turns blue under basic or alkaline conditions, with the color change occurring over the pH range 4.5–8.3 at 25 °C (77 °F).
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