Which solution has a soapy feel?

A solution with a soapy feel is typically a basic solution. This slippery sensation can be attributed to the presence of hydroxide ions (OH-) in the solution. Chemicals like sodium hydroxide and potassium hydroxide are known to have a soapy feel when dissolved in water.

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The soapy feel is a common characteristic of bases, and it is believed to be due to the saponification process. When a basic solution comes in contact with oils or fatty substances, it produces soap-like compounds, which contribute to the slippery texture.

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