Carbon dioxide is dissolved in blood (pH 7.4) to form a mixture of carbonicacid and bicarbonate. Neglecting free CO2, what fraction will be present as carbonic acid? Would you expect a significant amount of carbonate (CO32-)?
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Carbon dioxide is dissolved in blood (pH 7.4) to form a mixture of carbonic
acid and bicarbonate. Neglecting free CO2, what fraction will be present as carbonic acid? Would you expect a significant amount of carbonate (CO3
2-)?
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- Carbon dioxide is dissolved in blood (pH 7.4) to form a mixture of carbonic acid and bicarbonate. Neglecting free CO2, what fraction will be present as carbonic acid? Would you expect a significant amount of carbonate (CO32-)?Dextran is a polymeric carbohydrate produced by certain bacteria. It is used as a blood plasma substitute. An aqueous solution contains 0.582 g of dextran in 106 mL of solution at 21°C. It has an osmotic pressure of 1.47 mmHg. What is the average molecular mass of the dextran?Psilocybin is a natural product of psychotropic "magic" mushrooms and has the Following structure: HO HO O=0 Psilocybin The pK a Of the first phosphate oxygen is 1.3, the pK. Of the second phosphate oxygen is 6.2, And the pKa Of the tertiary amine is 10.4. What is the average charge of psilocybin when Dissolved in your carbonic acid buffer of pH=6?
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- Trans-oleic acid (18:1,D9) has a melting temperature of (44.5C) and cis-oleic acid (18:1,D9) has a melting point of (13.4C). Briefly explain the difference in melting points between the two.Trans-oleic acid (18:1,D9) has a melting temperature of (44.5C) and cis-oleic acid (18:1,D9) has a melting point of (13.4C). Briefly explain the difference in melting points between the two. tw.Normal arterial pH is 7.35 to 7. 45. Both metabolic and respiratory alkalosis have pH more basic compare to the normal arterial pH. The difference is 0.5 units. What is pH value in alkalosis? Niemann-Pick type C disease is a progressive neurological disease; symptoms include unsteady walking with uncoordinated limb movements, slurred speech, a difficulty in swallowing, epilepsy and tremor. This condition is due to the abnormal functioning of a lysosome. State the normal functions performed by this organelle.
- People often take milk of magnesia to reduce the discomfort as- sociated with acid stomach or heartburn. The recommended dose is 1 teaspoon, which contains 4.00 x 102 mg of Mg(OH)2. What volume of an HCI solution with a pH of 1.3 can be neutralized by one dose of milk of magnesia? If the stomach contains 2.00 x 102 ml. of pH 1.3 solution, is all the acid neutralized? If not, what fraction is neutralized?Which of the following aqueous solutions has the lowest pH: 0.1 M HCl; 0.1 M acetic acid (pKa = 4.86); 0.1 M formic acid (pKa = 3.75)?Carbonic anhydrase is an extremely efficient enzyme in red blood cells that performs the essential function of trapping C02 coming out of tissues and hydrating it with H,0. The product of this reaction is which dissociates into a proton and a (Hint: the reaction is H20 + CO2 +„H+ bicarbonate; carbonic acid carbonic acid; carbonate carbonate; carbonic acid carbonate; bicarbonate carbonic acid; bicarbonate