What is the partition coefficient, k
A single extraction with 100 mL of CHCl3 extracts or removes 88.5% of the weak acid, HA, from 50 mL of aqueous solution. What is the partition coefficient, K, for HA at a pH = 3.00? The Ka for HA is 3.5 x 10-5.
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A single extraction with 100 mL of CHCl3 extracts or removes 88.5% of the weak acid, HA, from 50& ; mL of aqueous solution. What is the distribution coefficient, D, for HA at a pH = 3.00? The Ka for HA is 3.5 x 10-5.
You just measured a block of wood and obtained the following information: mass= 55.120g, length= 8.5 cm, height= 4.3cm,width=3.3cm. what is the volume and density of the wood.
A 21.0 kg child on a 3.00 m long swing is released from rest when the ropes of the swing make an angle of 32.0° with the vertical. (a) Neglecting friction, find the child's speed at the lowest position.
How did Christianity spread in the new Latin Christendom? What tools were used by rulers and church officials to spread Christianity.
A single extraction with 100 mL of CHCl3 extracts or removes 88.5% of the weak acid, HA, from 50& ; mL of aqueous solution. What is the partition coefficient, K, for HA at a pH = 3.00? The Ka for HA is 3.5 x& ; 10-5.
a 0.5224-g sample of an unknown monoprotic acid was titrated with 0.0998M of NaOH. the equivalence point of the titration occurs at 23.82ml. Determine the molar mass of the unknown acid
In the hydraulic press used in a trash compactor, the radii of the input piston and the output plunger are 5.5 10-3 m and 5.5 10-2, respectively. If the height difference between the input piston and the output plunger can be neglected, what force
Metallic magnesium reacts with steam to produce magnesium hydroxide and hydrogen gas. If 17.1 g of Mg are heated with 9 g of H2O, what is the limiting reactant?
the three naturally occurring isotopes of potassium are 39k, 38.963707u; 40k, 39.363999 u; and 41k. the percentage natural abundances of 39k and 41k are 93.2581% and 6.7302%, respectively. determine the isotopic mass of 41k.
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