Water, pH and Macromolecules Which of the following character does not apply to water? The water molecule is asymmetric The water molecule readily forms hydrophobic interactions All three atoms in the water molecule readily form hydrogen bonds The covalent bonds in water are highly polarized The water molecule is asymmetric The water molecule readily forms hydrophobic interactions All three atoms in the water molecule readily form hydrogen bonds The covalent bonds in water are highly polarized ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules Which of the following will easily dissolve in a polar solvent? gasoline (heptanes & octanes) sodium chloride methane argon gasoline (heptanes & octanes) sodium chloride methane argon ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules Polyprotic acids such as H3PO4, can act as acid-base buffers if their concentration is kept low at pH values around neutrality only in combination with polyprotic bases at pH values around any of their pKa's if their concentration is kept low at pH values around neutrality only in combination with polyprotic bases at pH values around any of their pKa's ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules Which of the following alcohols would be most soluble in water? butanol octanol ethanol methanol butanol octanol ethanol methanol ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules Which of the following acid/base pairs act as natural buffers in living systems? H2PO4-/HPO42- All of these H2CO3/HCO3- Histidine+/histidine H2PO4-/HPO42- All of these H2CO3/HCO3- Histidine+/histidine ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules Buffer solutions are rarely found in living systems cause a decrease in pH when acids are added to them. tend to maintain a relatively constant pH. will always have a pH of 7 are rarely found in living systems cause a decrease in pH when acids are added to them. tend to maintain a relatively constant pH. will always have a pH of 7 ANSWER DOWNLOAD EXAMIANS APP
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