How many grams of sodium succinate must be added
How many grams of sodium succinate (MW=140 g/mol) and disodium succinate (MW=162 g/mol) must be added to 1L of water to produce a solution with pH=6.0 and a total solute concentration of 50 mM. The pKa of sodium succinate dissociation is 5.64.
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A copper refinery produces a copper ingot weighing 121 lb. If the copper is drawn into wire whose diameter is 8.00 mm, how many feet of copper can be obtained from the ingot?
What was the difference in kilometers between the two altitudes?& ; How low did the probe go?
Summarize the different kinds of messages the mass media industry has produced over time and how and why the messages have changed.
Calculate the partition coefficient for the compound between hexane and water (Kphexane/water). Your answer should reflect the proper number of significant figures.
While in Europe, if you drive 105km per day, how much money would you spend on gas in one week if gas costs 1.10 euros per liter and your car's gas mileage is 22.0mi/gal ? Assume that 1euro=1.26dollars.
What volume of sodium thiosulfate and water are needed to make 250 mL an approximate 0.10 M solution starting with 1.0 M sodium thiosulfate solution.
How can project managers use negotiation to control costs, increase customer satisfaction and keep the project on schedule?& ;
The other end is attaced to a 3 kg disk moving in uniform circular motion on the table, which stretches the spring by 1 cm. Note: Friction is negligibe. What is the work done on the disk by the spring during one full circle?
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Your initial post should be a minimum of 200 words. When you describe ideas that are not your own, be sure to paraphrase and not use direct quotations.
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