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Question: A glycine buffer is prepared by mixing 100 mL of 1.0M glycine, pH 6.0, with 100 mL of 0.5M NaOH and 300 mL of water. The pKa values for glycine are 2.4 and 9.6.
What is the pH of the buffer solution?
What is the concentration of the buffer solution?
What two elimination products are formed from each substrate? Why do you suppose the ration of elimination to substitution is the same for the two substrates?
calculate the amount of cobalt(II) nitrate hexahydrate [Co(NO3)2 * 6H2O] needed to prepare 50 mL of a 0.15 M cobat(II) nitrate stock
what relative masses of dimethyl amine and dimethyl ammonium chloride do you need to prepare a buffer solution
If the heat of vaporization for water is 540 calg how many kilocalories are released when 5.00 g of steam is converted to liquid at 100C
What amount of energy is required to completely ionize 29.9 grams of carbon atoms in the gas phase (C(g)) if the ionization energy of C(g) is 1086 kJ/mole.
If 100.0 ml of 0.20 M CaCl2 is mixed with 200.0 ml of 0.50 M NaCl soultion, calculate the final concentration of [Cl-] of the solution. If 300.00 ml of water is added to the above solution, what is the concentration of Cl- of the diluted solution
A chemist wants to make 6.5L of a 0.310M CaCl2 solution.What mass of CaCl2 (in g) should the chemist use?
Values for Ksp at O degrees C, 50 degrees C, and 100 degrees C are 1.14X10^-15, 5.47X10^-13, and 4.9X10^-14 respectively. Calculate the pH for a neutral solution at each of these temperatures.
The bond dissociation energy of H2 and Cl2 are 436 and 242 kJ/mol, respectively. The Pauling electronegativity of H and Cl are 2.3 and 3.2. What is the HCl bond dissociation energy
gaseous hydrocarbon required 50 mL of oxygen for complete combustion. If 30 mL of CO2 gas were evolved, what is the molecular formula of the hydrocarbon?
For each molecule, draw the Lewis structure that satisfies the octet rule for that molecule and also draw the Lewis structure that minimizes formal charges for the molecule as well. For the Lewis structure that satisfies the octet rule
How do you determine the concentration of thiosulfate ions in 0.25M sodium thiosulfate solution
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