8. What exactly are a few of the troubles associated with the common adoption of bio-centered surfactants? The water-solubility on the oxygen groups is the results of hydrogen bonding. Hydrogen bonding decreases with rising temperature, as well as h2o solubility of non-ionic surfactants as a result decreases with increasing temperature. https://marioztgiv.thezenweb.com/a-secret-weapon-for-anionic-and-cationic-70042101