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Describe the preparation of 12 mL of a 0.050 M solution of each of the halogens, using the reactions in the preceding question. Available to you are solid Ca(OCl)2; 0.20 M solutions of NaCl, NaBr, NaBrO3, and CuSO4; a 0.40 M solution of NaI; a 0.50 M solution of H2SO4; distilled water; and a 10-mL graduated cylinder (where volumes can be read to the nearest 0.1 mL). Calculate the required quantity of each reagent and the volume of water that must be added for dilution.
a. Chlorine water
b. Bromine water
c. Iodine water
A 113L sample of helium at 27 degrees Celsius is cooled at a constant pressure to -78 degrees Celsius. calculate the new volume of the helium.
Titration with sodium thiosulfate required the use of 18.94mL of 0.07992M Na;>203' Find the molarity of ascorbic acid in the juice.
What is the molarity (M) of a solution that contains 2.553 grams of NaOH (MM = 40.00 g/mol) in 81.11 mL of solution.
Titrations: Finding Concentration, A 35.00 mL solution containing an unknown concentration of pyruvic acid required 25.13 mL of 0.2011 M NaOH to reach the end point.
what is the calculated value of partial pressure of o2 in acid mine water of ph 2 in which fe2+=fe3+.
In an experiment 1.65g of lead(ii) nitrate react with .327g of zinc. What is the mole relationship between the lead nitrate and the zinc.
Compute the pH at the temperature of 25 0C of a solution prepared by mixing 50 mL of 1.60 M sodium hydroxide solution to 0.5 of .0850 M Furoic acid HC 5 H 3 O 3 .
If your electricity comes from a 33% efficient nuclear power plant, how many Pu-239 nuclei are produced as a result of your leaving the light on?
A solution is prepared by dissolving 13.3 g ammonium sulfate in enough water to make 100.0 mL of stock solution. A 11.50 mL sample of this stock solution
A solution is prepared at 25 degrees Celsius between 150 mL of 0.15 M C6H5COOH and 12.5 grams of C6H5COONa. What is the resultion pH of the solution, assuming no volume change.
Calculate the molarity of a solution of HBr if 34.80 mL of the HBr solution neutralize 0.834 g of Na2CO3. The following is the unbalanced equation for the reaction
What are the freezing point and boiling point of an aquenous solution of 15.5g glucose (C6H12O6) dissolved in 150 g of water?
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