Water, pH and Macromolecules Salt dissolves well in water as water molecules surround the ions because of their charge but do not form hydrogen bonds make nonpolar covalent bonds with the positively charged ions only form hydrogen bonds with the positively and negatively charged ions share electrons with the ions to make polar covalent bonds surround the ions because of their charge but do not form hydrogen bonds make nonpolar covalent bonds with the positively charged ions only 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 Which of the following will easily dissolve in a polar solvent? argon methane gasoline (heptanes & octanes) sodium chloride argon methane gasoline (heptanes & octanes) sodium chloride 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 acids donate hydrogen ions in water while bases accept hydrogen ions bases are polar molecules and acids are not acids are polar molecules and bases are not bases donate hydrogen ions in water while acids accept hydrogen ions acids donate hydrogen ions in water while bases accept hydrogen ions bases are polar molecules and acids are not acids are polar molecules and bases are not ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules The reason that fats contain more energy than simple sugars, is fats have many more covalent bonds hydrogen bonds hydrogen atoms carbon atoms covalent bonds hydrogen bonds hydrogen atoms carbon atoms ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules Weak acids generally have pKa pKa values greater than 2 values less than 1 that cannot be used to buffer been seldom found in living systems pKa values greater than 2 values less than 1 that cannot be used to buffer been seldom found in living systems 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? Strong base Phospholipid DNA Protein Strong base Phospholipid DNA Protein ANSWER DOWNLOAD EXAMIANS APP
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