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For restriction digestion, how would you dilute the 10X buffer so that it was at the correct concentration (1X) in the reaction solution?
find the specific solubilities (in g/100g H2O) in both cold and hot water for AgCl, PbCl2, and Hg2Cl2.
derive an euation relating the temperature to the velocity of the gas.if nitrogen at 150 degree celcius flows past one section of the tube at a velocity of 2.5 metre/second,what is its temperature at another section where its velocity is 50 m/s
25.2 mL of qater are placed in a graduated cylinder. A 22.6 g stone is dropped in, and the water level rises to 32.4 mL. Find the stone's density.
A sample of nitrogen gas occupies 1.55 L at 27.0 degrees Celsius and 1.00atm. What will the volume be at -100.0 degrees Celsius and the same pressure?
The enthalpy change for the reaction of hydrogen gas with flourine gas to produce hydrogen flouride is -542kJ fo the equation as written H2+F2=2HF deltaH=-542kJ
A reverse osmosis unit is to be used to concentrate the aqueous solution of metal complexes left over from a metal finishing operation. A pressure of 100 bar is exerted on the solution side of the membrane during concentration.
Under what conditions can you ensure that substitution will predominate and under what conditions can you ensure that elimination will predominate?
A quantity of oxygen occupies a volme of 19.2L at STP. How moles of oxygen are present?
A particular metal has a specific heat of 0.061 cal/(g C). How much heat must be lost from 25.00 grams of this metal for the temp to drop 65.2C
A chemist wanted to determine the concentration of a solution of lactic acid, HC3H5O3. She found that the pH of the solution was 2.49. What was the concentration of the solution
Does that indicate the original alcohol is in that mixture? What is the source of 2-bromopentane?
For bipyridine (bipy) determine the maximum number of coordination sites that the ligand can occupy on a single metal ion.
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