Topic Date Page Science 9:2) Write the names cefany 15 indicators and also describe of the colour they give when mixed with an acid or a base (One has been of one for you).
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Indicator Colour in acid (pH < 7) Colour in base(pH > 7)
Phenolphthalein Colourless Pink, red
Red litmus Red Blue
Blue litmus Red Blue
Universal indicator Red, orange, yellow Blue, violet, purple
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