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You are carrying out a chemical process according to the equation below. If product C, which is the desired product, can decompose to product F, how might you ensure that you stopped the reaction at the optimum point to ensure the maximum yield of C?
A+B -> C+D -> F+D
calculate the quantity in grams of formic acid and sodium formate necessary to make 500 mL of a buffer that has a formic acid concentration of .75 M and a sodium formate concentration of .75 M
An aqueous solution is 22.0% by mass ethanol, CH3CH2OH, and has a density of 0.966 g/mL. what is molality of ethanol
To study the effect of a weakly acidic medium on the rate of corrosion of a metal, a chemist prepared a buffer solution by making it 0.11 M NaC2H3O2
the half life increased from 2.0 min to 4.0 min at 25C. Calculate the the order of the reaction and the rate constant.
a quantity of ice at 0.0 degrees Celsius was added to 33.6grams of water at 21.0 degrees Celsius to give water at 0.0 degrees Celsius. the heat of fusion of water is 6.01 kj/mol and the specific heat is 4.18 J/(g*celcuis) how much ice was added?
Why does the electron energy threshold of dissociation almost always exceeds the actual dissociation energy in contrast to dissociation, stimulated by vibrational excitation
Describe the nature and characteristics of PCB s. Why are they of importance to an EH&S or FS professional who encounters them when.
Bronze is an alloy consisting of 88.0% copper and 12.0% tin. The density of copper is 9.28 g/mL and the density of tin is 7.48 g/mL. Calculate the approximate density of bronze.
You need to understand the factors that determine whether a reaction is under thermodynamic control or kinetic control and be able to predict the corresponding product.
Which radioactive decay particle poses the greatest risk if it is external to the body? Why? 2- Which is safer, an isotope with a short half-life or one with a long half-life?
A flask that can withstand an internal pressure of 2525 torr, but no more, is filed with a gas at 21.0°C and 758 torr and heated. At what temperature will it burst?
carbohydrates that comprises a balanced diet in different body types. What are the effects of the consumption of each of these on the human body.
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