Water, pH and Macromolecules H2O and CH4 are both examples of acids none of these ions molecules acids none of these ions molecules ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules A solution with pH = 5 is __________ than a solution with pH = 7. 10 times more acidic 100 times more acidic 10 times more basic 2 times more basic 10 times more acidic 100 times more acidic 10 times more basic 2 times more basic ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules Which of the following alcohols would be most soluble in water? methanol ethanol butanol octanol methanol ethanol butanol octanol 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 7 x 10-7 5 x 10-7 7 1 x 10-7 7 x 10-7 5 x 10-7 7 ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules Which of the following acid/base pairs act as natural buffers in living systems? H2PO4-/HPO42- H2CO3/HCO3- All of these Histidine+/histidine H2PO4-/HPO42- H2CO3/HCO3- All of these Histidine+/histidine ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules Which of the following character does not apply to water? The covalent bonds in water are highly polarized The water molecule readily forms hydrophobic interactions All three atoms in the water molecule readily form hydrogen bonds The water molecule is asymmetric The covalent bonds in water are highly polarized The water molecule readily forms hydrophobic interactions All three atoms in the water molecule readily form hydrogen bonds The water molecule is asymmetric ANSWER DOWNLOAD EXAMIANS APP
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