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For questions relating to water (H₂O), specifically its structure, properties, and uses in chemistry. For questions not about water but rather about solutions in water, use tags [aqueous-solution] or [solubility] instead.

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failed simple experiment with surfactant

So I filled two small glasses with tap-water, added a squirt of RinseAid to one and stirred. Then I sprinkled powdered flour on both. … My hypothesis was that the powdered flour would sink much more quickly in the water-RinseAid mixture compared to the water because the RinseAid would lower the surface tension. …
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