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A. Glycine is quite frequently used as a buffer. Depict the relevant glycine acid/conjugate base pair that would be utilized to make a buffer at pH 10.2. Be sure to label the acid as well as conjugate base.
B. Compute the standard free energy of the proton dissociation step that you illustrated above.
C. Explain how many moles of both acid form as well as base form of the glycine are needed to make 0.10 liter of 100 mM glycine buffer, pH 10.2?
53.5 g of an ideal gas of molecular weight = 30.5 g/mol are confined at a pressure of 133 mmHg. The density of the gas is 0.228 g/L. Compute the temperature of the gas in degrees Celsius.
Consider the filling order for electrons. If an atom has the following electron configuration, where would the next electron be placed? [Ne]3s23px23py2 3pz1 Answer a. 3px b. 3py c. 3pz d. 4s e. 4p3
Define Bonding and Molecule formation, Kn1 knowledge and understanding of atomic and molecular structure, chemical bonding, chemical formulas, chemical equations, mole calculations and the mole concept and the relation between elements of the Peri..
Green light of a wavelength 516 nm is absorbed by an atomic gas. What is the energy difference between the two quantum states involved in the transition.
The outdoor concentration of radon is 1 pCi/L. Develop a mass balance for this problem and estimate the steady-state radon concentration in the crawl space (in pCi/L).
10g of CaCO3 are treated with a solution of HCl and 1.12 litre of CO2 are produced at STP . find out the number of moles of HCl in the solution
Explain how spectroscopy could be used by astronomers to assess the habitability of exoplanets and how it might be used to decide whether or not they could have an active biosphere.
Write balanced equations for the reactions pf phenylmagnesium bromide and trityl fluoborate with water
how many milliliters of a stock solution of 2.00m kno3 would you need to prepare 100.0 ml of 0.150m
Sodium stearate (C17H35COONa) is a major component of bar soap. The Ka of the stearic acid is 1.3 multiplied by 10-5. What is the pH of 16.5 mL of a solution containing 0.45 g of sodium stearate
The mass of the ice cube is 14.6 g, and its initial temperature is -13.1 °C. The water resulting from the melted ice reaches the temperature of your skin, 30.7 °C. How much heat is absorbed by the ice cube and resulting water
Describe the preparation of 1 liter of a 0.75M acetate buffer, pH 4.50, starting from a 1.50 M solution of acetic acid and solid KOH pellets, M.W.=56 (pKa=4.75)
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