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Problem- The principal component of many kidney stones is calcium oxalate, CaC2O4. A kidney stone recovered from a typical patient contains 8.5 x 10^20 formula units of calcium oxalate. How many moles of CaC2O4 are present in this kidney stone?
1) What is the mass of the kidney stone in grams?
Rework your solution from the beginning and check each step carefully.
If a solution containing 47.307 g of mercury (II) acetate is allowed to react entirely with a solution containing 14.334 g of sodium sulfate, explain how many grams of solid precipitate will be formed
The reaction below has the rate equation: rate=k min-1[C5H10Br2]. Given an initial concentration of C5H10Br2= .400 M and t1/2=2.25 hr, calculate the concentration of HBr produced after 35 min.
Find out How many grams of gasoline will fill a 12.5gal tank if a particular brand of gasoline has the density of 0.737 g/mL at the temperature of 25 degree Celsius?
on a laboratory shelf was of undetermined concentration. If the pH of the solution was found to be 2.39, what was the original concentration of the acetic acid
A diamond weighs 5.35 ounces. How much is it worth if the going price of diamonds is 627 dollars per carat? 1 carat is equal to 200 milligrams
A zero-order reaction has a constant rate of 3.50×10-4 M/rm s. If after 65.0 seconds the concentration has dropped to 1.00×10-2 M, what was the initial concentration?
A 55 mL sample of 0.15M Ca(OH)2 is neutralized by 47.2 mL of HBR. What is the molarity of the acid?
Calculate the pH during the titration of 20.0 mL of 0.25 M HBr with 0.25 M KOH after 19.90 mL of the base have been added.
What is the cell potential at 25 degrees C for the following galvanic cell? Pb (s) | Pb^2+ (1.0M) || Cu^2+ (1.2x10^-4 M) | Cu (s). If the Pb^2+ concentration is maintained at 1.0 M, what is the Cu^2+ concentration when the cell potential drops to ze..
Which of the following pairs of molecules is listed in order of decreasing net dipole moment (from more polar molecule to less polar molecule)? A. CCl4 > SCl4 B. CH2Cl2 > CCl2Br2 C. SF6 > SF4 D. CCl2Br2 > CH2Cl2 Which of the following pairs of mol..
A 30.0- sample of this glucose solution was diluted to 0.500 . How many grams of glucose are in 100. of the final solution?
question 1 how many moles of carbon dioxide are contained in 7.75 grams of carbon dioxide.question 2 how many moles of
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