Water, pH and Macromolecules A biological polymer contains alanine, tyrosine, and lysine. Which of the following will be true about this molecule? Protein Strong base Phospholipid DNA Protein Strong base Phospholipid DNA ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules Weak acids generally have pKa that cannot be used to buffer values less than 1 been seldom found in living systems pKa values greater than 2 that cannot be used to buffer values less than 1 been seldom found in living systems pKa values greater than 2 ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules Salt dissolves well in water as water molecules make nonpolar covalent bonds with the positively charged ions only surround the ions because of their charge but do not form hydrogen bonds form hydrogen bonds with the positively and negatively charged ions share electrons with the ions to make polar covalent bonds make nonpolar covalent bonds with the positively charged ions only surround the ions because of their charge but do not form hydrogen bonds form hydrogen bonds with the positively and negatively charged ions share electrons with the ions to make polar covalent bonds ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules The dissociation constant of H2O at 25° C is 1014 M 10-14 M 10-7 M 107 M 1014 M 10-14 M 10-7 M 107 M 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 main difference between an acid and a base is that bases donate hydrogen ions in water while acids accept hydrogen ions bases are polar molecules and acids are not acids are polar molecules and bases are not acids donate hydrogen ions in water while bases accept hydrogen ions bases donate hydrogen ions in water while acids accept hydrogen ions bases are polar molecules and acids are not acids are polar molecules and bases are not acids donate hydrogen ions in water while bases accept hydrogen ions ANSWER DOWNLOAD EXAMIANS APP
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