Water, pH and Macromolecules Which of the following will easily dissolve in a polar solvent? methane argon sodium chloride gasoline (heptanes & octanes) methane argon sodium chloride gasoline (heptanes & octanes) ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules The reason that fats contain more energy than simple sugars, is fats have many more hydrogen bonds carbon atoms covalent bonds hydrogen atoms hydrogen bonds carbon atoms covalent bonds hydrogen atoms ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules A biological polymer contains alanine, tyrosine, and lysine. Which of the following will be true about this molecule? DNA Phospholipid Strong base Protein DNA Phospholipid Strong base Protein ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules If protein is made exclusively from nonpolar amino acids, then it will this protein interact with water? It will form a membrane in water be repelled by water It will act as a buffer and stabilize the pH It will be attracted to water It will form a membrane in water be repelled by water It will act as a buffer and stabilize the pH It will be attracted to water 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? Henderson-Hasselbalch equation Hardy-Windberg law Michaelis-Menten equation Haldanes equation Henderson-Hasselbalch equation Hardy-Windberg law Michaelis-Menten equation Haldanes equation 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? 5 x 10-7 7 1 x 10-7 7 x 10-7 5 x 10-7 7 1 x 10-7 7 x 10-7 ANSWER DOWNLOAD EXAMIANS APP