A test tube contains solution of phanopatheline and NaOH. Why the colour of solution changes when HCl is added to it?
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hi
it'll be colourless
because phanopatheline +base=no color
phanopatheline +acid=pink
but already it is basic due to NaOH so if Hcl is added it becomes nutral
it'll be colourless
because phanopatheline +base=no color
phanopatheline +acid=pink
but already it is basic due to NaOH so if Hcl is added it becomes nutral
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