1.

Stain of curry on a white cloth becomes reddish-brown when soap is scrubbed on it, WHY?

Answer»

Thestain of curry on a white clothturns reddish brown when soap is rubbedon it becausecurrycontains turmeric which is a indicator andsoapis basic in nature.

When thewhite clothis washed in water then it turns yellow because water is neutral and thecurry contains turmeric which is a indicator.



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