eli5: why does soap get more “soapy” in hot water and disappear in cold water?

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eli5: why does soap get more “soapy” in hot water and disappear in cold water?

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Anonymous 0 Comments

By soapiness I assume you mean bubbles and foam. Warm air rises to the surface of the water and collides with the soap, which it cant pass through, forming bubbles. Foam is just tiny bubbles. Cold water has much less warm air trying to escape and as such produces much less.

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