How many milliliters of 1.16 M cobalt(II) bromide should be diluted with water to prepare 1.3 L of a solution with a bromide ion concentration of 0.0196 M?
{Remember: write out the chemical formula to define the relationship between cobalt(II) bromide and bromide ions.}
How many milliliters of 1.16 M cobalt(II) bromide should be diluted with water to prepare 1.3...
How many milliliters of 4.57 M potassium bromide solution would be needed to prepare 1.00 L of 2.08 M potassium bromide solution?
1A)The compound magnesium bromide is a strong electrolyte. Write the reaction when solid magnesium bromide is put into water: 1B)The compound zinc sulfate is a strong electrolyte. Write the reaction when solid zinc sulfate is put into water 1C)The compound cobalt(II) chloride is a strong electrolyte. Write the reaction when solid cobalt(II) chlorideis put into water: 1D)You need to make an aqueous solution of 0.171 M potassium iodide for an experiment in lab, using a 300 mL volumetric flask. How...
How many milliliters of 10.5 M HCl(aq) are needed to prepare 740.0 mL of 1.00 M HCl(aq)? A 61.0 mL aliquot of a 1.20 M solution is diluted to a total volume of 238 mL. A 119 mL portion of that solution is diluted by adding 113 mL of water. What is the final concentration? Assume the volumes are additive. concentration:
The freezing point of water is 0.00°C at 1 atmosphere. How many grams of cobalt(II) bromide (218.7 g/mol), must be dissolved in 287.0 grams of water to reduce the freezing point by 0.350°C ? Refer to the table for the necessary boiling or freezing point constant. Solvent Formula Kb (°C/m) Kf (°C/m) Water H2O 0.512 1.86 Ethanol CH3CH2OH 1.22 1.99 Chloroform CHCl3 3.67 Benzene C6H6 2.53 5.12 Diethyl ether CH3CH2OCH2CH3 2.02
(a) How many milliliters of a stock solution of 11.0 M HNO, would you have to use to prepare 500 mL of 0.200 M HNO,? ml (b) If you dilute 21.0 mL of the stock solution from part a) to a final volume of 3.00 L, what will be the concentration of the diluted solution? (Watch the 7. -13 points My (a) How many milliliters of a stock solution of 12.0 M HNO, would you have to use to prepare...
A. How many milliliters of a stock solution of 5.60 M HNO3 would you have to use to prepare 0.180 L of 0.530 M HNO3? B. If you dilute 20.0 mL of the stock solution to a final volume of 0.350 L , what will be the concentration of the diluted solution?
A) How many milliliters of a stock solution of 7.00 M HNO3 would you have to use to prepare 0.150 L of 0.530 MHNO3? B) If you dilute 11.0 mL of the stock solution to a final volume of 0.340 L, what will be the concentration of the diluted solution?
PART A How many milliliters of a stock solution of 7.00 M HNO3 would you have to use to prepare 0.200 L of 0.490 M HNO3? PART B If you dilute 17.0 mL of the stock solution to a final volume of 0.280 L , what will be the concentration of the diluted solution?
Problem: How many milliliters of water should be added to yield a solution that has a concentration of 0.125 given you started with 2.50 L of 2.50M AgNO3?
How many milliliters of a 0.140 M potassium chloride solution should be added to 34.0 mL of a 0.310 M lead(II) nitrate solution to precipitate all of the lead(II) ion?