The pKa of water is 14. At pH 7 and room temperature most of the water is a. Pro

Question

The pKa of water is 14. At pH 7 and room temperature most of the water is a. Protonated b. Ionized c. ^+H_3O d. Held together by ionic bonds e. H_2O A solution has 0.001 moles of hydronium ions per liter. It has a pH of a. 0.001 b. 1 c. 3 d. -3 e. 10 Buffering system found in the cytoplasm of cells a. H_2CO_3 b. CO_2 c. H_2PO4^- d. H_3O^+ e. NaCl Which one is FALSE regarding osmotic concentration of a solution a. The osmotic pressure in mammalian cells can be determined b. RPMI is in the osmotic range for some human cells c. Osmotic concentration is the sum of all solutes in a solution d. The number of osmoles (Osm) of solute per liter (L) of solution e. Changing the pH of the solution would also change the osmotic concentration. The concentration of NaCl in RPMI culture media is the one solute that determines the osmotic concentration of RPMI a. True b. False Refer to the phospholipase figure (above). Which one represents a motif? a. PH b. EF c.

Explanation / Answer

31.) B- ionized.

32.) C- 3

33.) C- H2PO4-

34.) B- RPMI is in the osmotic range of some humans.

35.) A -true.

36.) C - C2

37.) E

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