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For a dehydration reaction in metabolism, wherein water is removed from an alcohol to create an alkene: a. Requires NAD+ b. is an example of substrate oxidation c. Requires NADH d. is not a redox reaction and does not need an external e- acceptor or donor e. none of the above. Which answer is correct and WHY? A perfect rating awaits a complete answer.
A 0.100 M solution of a weak acid, HX, has a pH of 2.110. What is the value of Ka for HX?
35.5 grams of an unknown substance is heated to 103.0 degrees Celsius and then placed into a calorimeter containing 100.0 grams of water at 24.0 degrees Celsius.
At 25 c the ion product of water, Kw is 1.9 x 10^-14. What is the concentration of hydroxide ions in a solution where the concentration of hydrogen is found to be 5.0 x 10^-15 mol dm^-3.
A sample of H2SO4 contains 1.11 grams of H (1.01 g/mol). How many moles of H2SO4 (98.02 g/mol) are present?
Explain the detoxification of Acetaminophen, alcohol, and sodium nitrite with biotransformation of xenobiotics. Describe the Synthesis of fatty acid, Triglyceride, Vitamin E, and Vitamin C.
A weather balloon at launch is partially inflated with 3.00 times 10 power 4l of helium at STP. what will be the volume of helium at an altitude of 7km, where the pressure is 0.41atm and the temperature is -20 degrees Celsius?
When 7 mL of a solution containing 3 M KNO3 is diluted to 21mL, a dilute solution is formed. What is the NO3- concentration in 10mL of the dilute solution?
If iron is oxidized to Fe2+ by a copper(II) sulfate solution, and 0.704 grams of iron and 12.6 mL of 0.581M copper(II) sulfate react to form as much product as possible,
What mass of carbon dioxide is produced from the complete combustion of 7.50×10^-3g of methane?
A 10.4-g sample of CaCl2 is dissolved in 107 g of water, with both substances at 25.0°C. Calculate the final temperature of the solution assuming no heat lost to the surroundings and assuming the solution has a specific heat capacity of 4.18 J/°C ..
The density of a 50% solution of NaOH is 1.525 g/mL. What volume of a solution that is 50% by weight NaOH is required to make 1 Liter of 0.15M NaOH solution.
The atomic mass in g mol of Fe=55.85, S=32.07 O=16, calculate the number of moles of the negative ions present in 7.45g of iron (III) sulfate.
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