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Question- What is the recommended daily protein allowance for say a 70 kg person and why you need any amino acid intake, considering that protein breakdown (turnover occurs all the time in the body, and the amino acids can be recycled.
Please demonstrate all work. Thank you in advance
you are titrating 15.0 ml of an aqueous acetic acid with standard 0.300 molarity naoh. the equivalence point is reached
Ammonia reacts with oxygen according tot he following equation: 4NH3+5O2=4NO+6H2O deltaHrxn = -906kJ Calculate the heat (in kJ) associated with the complete reaction of 155g of NH3.
A 0.1000 m aqueous solution of a weak acid, HA, is 1.5% ionized. At what temperature does it freeze? Kf for water = 1.86°C/m.
Hemoglobin is the protein that transports oxygen in mammals. Hemoglobin is 0.342% Fe by mass, and each hemoglobin molecule contains four iron atoms. Calculate the molar mass of hemoglobin
You only want to add 5μL of vincristine solution to your cells. Explain what concentration should you make your stock solution of vincristine in order to make this 5uL addition
Find the concentration of the HCL solution in moles/liter. b). How could the HCl soluted be diluted to make 1000ml of HCl solution with a concentration of 0.400M
question a mixture of 0.200 mol of no2 and 0.200 mol of co is placed in a 1.00l flask and given time to equilibrate.
The following choices list some common laboratory solvents. In which of these solvents would LiCl be the LEAST soluble
Why does 1,2-Ethanediol exist to a much greater extent in the gauche conformation than does 1,2-dichloroethane?
For each of the following pairs, indicate which substance possesses the larger standard entropy. (BE SURE to circle one in each pair). a. 1 mol of He (g) in 3 L @ 298 K OR 1 mol He (g) in 3 L @ 400 K
1. it is observed that a solution b of 2.57 g with molar mass 132.6 gmol andnbsp 34.28 g of a froze at 53.1 degree
Determine how many grams of solute would separate if the quantity of the solvent is 129 grams if a saturated solution of ammonium nitrate at 75 °C is cooled to fifteen degree Celsius?
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