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Provide a complete mechanism for both steps in the reaction, including all lone pairs, formal charges, and curved arrows.
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- d) 1.EtMgBr PCC HO- CH2CI2 2. H20 AIdentify the following antioxidant molecule. A. alpha tocopherol hydroquinone B.dehydroascorbic acid CH3 CH3 C. alpha tocopherol semi-quinone \ / D. ascorbic acid C = C E. alpha tocopherol quinone / \ : O – C C – O CH3 \\ // \ / C – C C – CH2–CH2–CH2–CH–CH2–CH2–CH2–CH–CH2–CH2–CH2–CH–CH3 / \ / l l l CH3 CH2– CH2…. Identify the following antioxidant molecule. A. alpha tocopherol hydroquinone dehydroascorbic acid CH3 CH3 C. alpha tocopherol semi-quinone \ / D. ascorbic acid C = C E. alpha tocopherol quinone / \ : O – C C – O CH3 \\ // \ / C – C C – CH2–CH2–CH2–CH–CH2–CH2–CH2–CH–CH2–CH2–CH2–CH–CH3 / \ / l l l CH3 CH2– CH2 CH3 CH3 CH3
- Keactrons contmued- -et ALCI2 AICla NBS hD erRoaR za/t NCIyou have a 11.5 mg sample of blood that contain various proteins. Hemoglobin is only protein containing Fe. Hemoglobin is 3.3% of compund C34H32FeN4O4. 11.5 mg blood sample contains 34.7 micrograms of Fe. What is mass % of hemoglobin in protein sample?The Nat-Ca2+ exchanger is used to help regulate cardiac muscle function. It transports three Na* into the cell and one Ca²+ out of the cell in every cycle. What kind of transporter is the Nat-Ca2+ exchanger? Choose one: OA. Uniport B. Symport O C. Antiport Part 2 Digoxin is a drug used to treat heart failure by blocking the Nat-K* pump in cardiac cells. How would inhibition of the Nat-K+ pump alter the intracellular concentration of Ca²+?