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What is the final concentration (in M) of 15.4 mL iron(III) chloride solution with an initial concentration of 1.94 M which is diluted with 19.5 mL of solvent? Assume the volumes are additive.
draw a representation for TPCP that would represent its structure if the phenyls were perpendicular to the 5-membered ring (a paddle-wheel structure) and a representation that represents the propeller structure.
if 0.55 g of a gas dissolves in 1.0 l of water at 20.0 kPa of pressure, how much will dissolve at 110.0 kPa of pressure?
Hexane is used to wash the solid product of a Sn1 carbocation reaction why is ice cold hexane used? and why does it need to be ice cold?
How much benzoic acid should be formed and will it be pure (in theory)? Is 50mL of water an appropriate volume for this procedure. If not, what is the minimum volume of water required? Use calculations to aid in your explanation.
Ammonium chloride is used as an electrolyte in dry cells. Which of the following statement about a 0.10 M solution of NH4CL, is correct?
Explain why the addition of a small amount of base to an acidic buffer solution causes only a small change in the pH of the buffer solution.
when measured in aa quartz cuvett of 1cm path length. What is the concentration of DNA in µg/mL?
61.0 mL of a solution(1.60 M) is diluted to a volume of 208 mL. A portion of that solution(104-mL) is diluted using 121 mL of H 2 O. determine the final concentration?
a sample of He gas has a volume of 900 mL and a pressure 2.50 atm at 298 K. What is the new pressure when the temperature is changed to 336 K and the volume is decreased to 450 mL?
How many moles of chloroform, CHCl3, are required to fill a 253-mL flask at 100.0°C and 940 torr?
A solution of ammonia and water contains 4.50×1025 water molecules and 5.30×1024 ammonia molecules. How many total hydrogen atoms are in this solution?
A soft drink contains an unknown amount of citric acid, C3H5O(COOH)3. 10.0ml of the soft drink requires 6.42 ml of 9.580 x 10^-2 M NaOH to reach the equivalance point in the following reaction.
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