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 Hardy-Windberg law Haldanes equation Henderson-Hasselbalch equation Michaelis-Menten equation Hardy-Windberg law Haldanes equation Henderson-Hasselbalch equation ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules A Bronsted acid becomes __________ upon losing a proton. highly reactive its conjugate base a hydronium ion its conjugate acid highly reactive its conjugate base a hydronium ion its conjugate acid ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules The dissociation constant of H2O at 25° C is 10-14 M 10-7 M 1014 M 107 M 10-14 M 10-7 M 1014 M 107 M ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules Which of the following acid/base pairs act as natural buffers in living systems? Histidine+/histidine All of these H2CO3/HCO3- H2PO4-/HPO42- Histidine+/histidine All of these H2CO3/HCO3- H2PO4-/HPO42- ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules Which of the following organic groups are found in naturally occuring amino acids? Imidazole Indole All of these Guanidinium ion Imidazole Indole All of these Guanidinium ion ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules Who discovered and described the blood groups (ABO) classification? Otto Warburg Karl Landsteiner Theodor Kocher Karl Hooper Otto Warburg Karl Landsteiner Theodor Kocher Karl Hooper ANSWER DOWNLOAD EXAMIANS APP