Water, pH and Macromolecules The reason that fats contain more energy than simple sugars, is fats have many more hydrogen atoms hydrogen bonds covalent bonds carbon atoms hydrogen atoms hydrogen bonds covalent bonds carbon atoms ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules Weak acids generally have pKa pKa values greater than 2 been seldom found in living systems values less than 1 that cannot be used to buffer pKa values greater than 2 been seldom found in living systems values less than 1 that cannot be used to buffer ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules Which of the following indicates that the pK of an acid is numerically equal to the pH of the solution when the molar concentration of the acid and its conjugate base are equal? Michaelis-Menten equation Haldanes equation Hardy-Windberg law Henderson-Hasselbalch equation Michaelis-Menten equation Haldanes equation Hardy-Windberg law Henderson-Hasselbalch equation 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 if their concentration is kept low only in combination with polyprotic bases at pH values around neutrality at pH values around any of their pKa's if their concentration is kept low only in combination with polyprotic bases ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules A solution with pH = 5 is __________ than a solution with pH = 7. 100 times more acidic 10 times more basic 10 times more acidic 2 times more basic 100 times more acidic 10 times more basic 10 times more acidic 2 times more basic ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules What is the concentration, in moles/liter, of the hydrogen ion, if pH of a solution is 7? 1 x 10-7 5 x 10-7 7 7 x 10-7 1 x 10-7 5 x 10-7 7 7 x 10-7 ANSWER DOWNLOAD EXAMIANS APP