Water, pH and Macromolecules A biological polymer contains alanine, tyrosine, and lysine. Which of the following will be true about this molecule? Strong base DNA Protein Phospholipid Strong base DNA Protein Phospholipid ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules Which of the following statements about water is correct? Nonpolar substances like oils are not soluble in it Polar substances that can form hydrogen bonds will dissolve in it All of these It is critical for many of the chemical processes found in living systems Nonpolar substances like oils are not soluble in it Polar substances that can form hydrogen bonds will dissolve in it All of these It is critical for many of the chemical processes found in living systems ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules Which of the following will easily dissolve in a polar solvent? argon methane sodium chloride gasoline (heptanes & octanes) argon methane sodium chloride gasoline (heptanes & octanes) ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules The effectiveness or capacity of a buffer solution can be affected by concentration of the conjugate base to the weak acid molar concentration of the buffer components both (a) and (b) temperature of buffer components concentration of the conjugate base to the weak acid molar concentration of the buffer components both (a) and (b) temperature of buffer components ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules Polyprotic acids such as H3PO4, can act as acid-base buffers at pH values around neutrality at pH values around any of their pKa's only in combination with polyprotic bases if their concentration is kept low at pH values around neutrality at pH values around any of their pKa's only in combination with polyprotic bases if their concentration is kept low ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules The pH of a solution is determined by dielectric constant of the medium relative concentration of acids and bases environmental effect concentration of salt dielectric constant of the medium relative concentration of acids and bases environmental effect concentration of salt ANSWER DOWNLOAD EXAMIANS APP
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