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On a plot it shows the absorbance of a Cu(NO3)3 solution increased as it concentration increased. Do you think this relationship between abosrbance and concentration applies to other colored solutions besided Cu(NO3)2? Why or why not?
Use Le Chatelier's principle to explain why the buffer prevents large changes from occuring in PH when
How will you prepare the following solutions from 6.0 M solution of acetic acid? Give exact details. Assume that a 10-mL graduated cylinder (in which volumes can be read to the nearest 0.1 mL) and a 100-mL graduated cylinder are available.
You have just returned from a twenty five mile jog around the track at the Student Recreational center. As sweat drips from your chin, you contemplate the concept of fluid replacement, but can't find a bottle of Gatorade in your frig
determine the numbers of moles of iron that would be formed from 6.2 moles of co carbon monoxide combining with excess
Calculate the equilibrium concentrations if the initial concentrations are 2.31M N2 and 0.54M O2. (This N2/O2 concentration ratio is the ratio found in air.)
What product is formed from nitration of methyl benzoate. we put .20 ml methyl benzoate, .45 ml concentrated 18 M sulfuric acid in vial, immersed in ice and attached air condenser
How many moles of sodium hypobromite should be added to 1.00 of 5.0×10-2 hypobromous acid to form a buffer solution of = 9.13? Assume that no volume change occurs when the is added.
Metalloids conduct electricity better than nonmetals but not as well as metals
What is the maximum number of electrons that can be in a second electron shell (principal energy level)?
A 1.996 gram sample of unknown monoprotic acid is dissolved in some water. This acid solution is then titrated to the end point with 27.38 mL of a solution of 0.4165 M KOH.
A waste containing 10,000 mg/L sulfuric acid is neutralized by the addition of concentrated lime slurry [Ca(OH)2]. If the water temperature is 15 degrees Celsius before neutralization, what is the temperature after neutralization
Consider 2 Al + 6 HCl → 2 AlCl3 + 3 H2 , the reaction of Al with HCl to produce hydrogen gas. This reaction has a yield of 82.5 percent. How much HCl are needed to produce 14.0 L of H2 at 351 K and 1.11 atm
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