All Questions
Tagged with soap everyday-chemistry
4 questions
-2
votes
3
answers
411
views
Which part of a soap molecule is the hydrophilic part? [closed]
Is the hydrophilic part of the soap both the cation ($\ce{Na+/K+}$), just the $\ce{COO-}$, or both of those sections together like the picture shown below? Do the cation and the anion dissociate from ...
- 15
-2
votes
1
answer
459
views
How does soap help in cleaning clothes and rinsing off oil and grease?
When we say that we agitate clothes so that grease particles get separate out from clothes as ionic part of hydrocarbon chains of soap is attached to water and non polar part of chain is dissolved in ...
8
votes
2
answers
984
views
Quantifying soapiness; there's pH, pKa and pO2, is there a p_soap or p_surfactance?
Yes, $\mathrm{pH}$ is a concentration, $\mathrm{p}K_\mathrm{a}$ is a dissociation constant, and $\mathrm{pO_2}$ is a partial pressure. These are (roughly speaking) ways to indicate how much of a key ...
- 5,997
1
vote
1
answer
252
views
What is the chemical formula(s) for liquid potassium-based soap? [closed]
Many places say that liquid soap is generally potassium-based, while the solid stuff is sodium-based.
But, while I have found several sites saying that solid soap is usually sodium stearate, I can't ...
- 1,833