Water, pH and Macromolecules What is the concentration, in moles/liter, of the hydrogen ion, if pH of a solution is 7? 7 5 x 10-7 1 x 10-7 7 x 10-7 7 5 x 10-7 1 x 10-7 7 x 10-7 ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules Molecules in which the atoms are held together by __________ bonds have the strongest chemical linkages. ionic noncovalent hydrogen covalent ionic noncovalent hydrogen covalent ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules A solution with pH = 5 is __________ than a solution with pH = 7. 2 times more basic 100 times more acidic 10 times more acidic 10 times more basic 2 times more basic 100 times more acidic 10 times more acidic 10 times more basic ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules The reactions of molecules are the reactions of the functional groups All of these require an enzyme in all cases are independent of the functional groups are the reactions of the functional groups All of these require an enzyme in all cases are independent of the functional groups ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules Which of the following organic groups are found in naturally occuring amino acids? Imidazole Guanidinium ion All of these Indole Imidazole Guanidinium ion All of these Indole ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules Salt dissolves well in water as water molecules share electrons with the ions to make polar covalent bonds form hydrogen bonds with the positively and negatively charged ions make nonpolar covalent bonds with the positively charged ions only surround the ions because of their charge but do not form hydrogen bonds share electrons with the ions to make polar covalent bonds form hydrogen bonds with the positively and negatively charged ions make nonpolar covalent bonds with the positively charged ions only surround the ions because of their charge but do not form hydrogen bonds ANSWER DOWNLOAD EXAMIANS APP