a)How many grams (to the nearest 0.1 g) of CaBr2 are required to prepare 290 mL...
a)How many grams (to the nearest 0.1 g) of CaBr2 are required to prepare 290 mL of a 0.413 M solution of CaBr2?
in g CaBr2
b)What mass (in g) of a concentrated solution of nitric acid (69.2% HNO3 by mass) is needed to prepare 322.5 g of a 13.2% solution of HNO3 by mass? in g
c)What mass (in g) of solid NaOH (97.8% NaOH by mass) is required to prepare 2.06 L of a 11.0% solution of NaOH by mass? The density of the 11.0% solution is 1.120 g/mL.
Homework Answers
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a)How many grams (to the nearest 0.1 g) of CaBr2 are
required to prepare 290 mL...
Partner: 1. How many grams of NiCl2:6H20 will be used to prepare a 0.0350 M. 500.0...
Partner: 1. How many grams of NiCl2:6H20 will be used to prepare a 0.0350 M. 500.0 mL of NiCl! solution? 2. How many milliliters of 12.0 M HCl are required to prepare a 2.00 M 250.0 mL of HCI solution? 3. 15.00 mL of an unknown concentrated solution was diluted to 100.0 mL. Then 35.00 mL of this diluted acid solution was titrated with 23.24 mL of 0.3724 M standard NaOH solution to reach the ending point. What is the...
What volume is required to prepare 350 mL of 0.1 M HCl solution if we have...
What volume is required to prepare 350 mL of 0.1 M HCl solution if we have a concentrated HCl of 40% by mass and density 1.2 g / mL?
5. (1pt) How much solid NaOH will you need to prepare 300 ml of an approximately...
5. (1pt) How much solid NaOH will you need to prepare 300 ml of an approximately 0.1 M solution? 6. (2pt) If you have 5.00 ml of a 5.5% acetic acid solution, how many grams and moles of acetic acid are in that solution? (Assume that the solution has a density of 1.00 g/ml).
1. How many grams of pure, solid NaOH are required to make 400 mL of 0.1M NaOH solution? 2. How many grams of a sol...
1. How many grams of pure, solid NaOH are required to make 400 mL of 0.1M NaOH solution? 2. How many grams of a solution that is 50% by weight NaOH is required to make 400 mL of 0.1M NaOH solution? 3. The density of a 50% solution of NaOH is 1.525 g/mL. What volume of a solution that is 50% by weight NaOH is required to make 300 mL of 0.1M NaOH solution? 4. Why does weighing by difference...
A sample of concentrated nitric acid has a density of 1.41 g/mL and contains 70.0%HNO; by mass. What mass of HNO3 i...
A sample of concentrated nitric acid has a density of 1.41 g/mL and contains 70.0%HNO; by mass. What mass of HNO3 is present per liter of solution?
How many grams of PbBr2 will precipitate when excess CaBr2 solution is added to 61.0 mL...
How many grams of PbBr2 will precipitate when excess CaBr2 solution is added to 61.0 mL of 0.615 M Pb(NO3)2 solution? g
Nitric acid is usually purchased in a concentrated form that is 70.3% HNO3 by mass and...
Nitric acid is usually purchased in a concentrated form that is 70.3% HNO3 by mass and has a density of 1.41 g/mL. How much concentrated solution would you take to prepare 1.05 L of 0.120 M HNO3 by mixing with water?
Part A How many grams of NaOH are required to prepare 240 mL of a 3.50...
Part A How many grams of NaOH are required to prepare 240 mL of a 3.50 M NaOH solution? View Available Hint(s) 0.840 g 54.89 33.69 583 g Submit Provide Feedback Type here to search w E O 1 2 3 4 5 6 7 8
How many grams (to the nearest 0.01 g) of NH4Cl (Mm = 53.49 g/mol) must be...
How many grams (to the nearest 0.01 g) of NH4Cl (Mm = 53.49 g/mol) must be added to 550. mL of 0.976-M solution of NH3 in order to prepare a pH = 9.15 buffer? What volume (to the nearest 0.1 mL) of 4.00-M NaOH must be added to 0.600 L of 0.300-M HNO2 to prepare a pH = 3.50 buffer?
How many grams of NaOH are required to prepare 400. ml of 3.0 M NaOH solution?...
How many grams of NaOH are required to prepare 400. ml of 3.0 M NaOH solution? uestion orrect ark 1.00 out of Select one: a.800 g Flng question b. 300g C. 12 g d. 48 g The correct answer is: 48 g
Partner: 1. How many grams of NiCl2:6H20 will be used to prepare a 0.0350 M. 500.0 mL of NiCl! solution? 2. How many milliliters of 12.0 M HCl are required to prepare a 2.00 M 250.0 mL of HCI solution? 3. 15.00 mL of an unknown concentrated solution was diluted to 100.0 mL. Then 35.00 mL of this diluted acid solution was titrated with 23.24 mL of 0.3724 M standard NaOH solution to reach the ending point. What is the...
5. (1pt) How much solid NaOH will you need to prepare 300 ml of an approximately 0.1 M solution? 6. (2pt) If you have 5.00 ml of a 5.5% acetic acid solution, how many grams and moles of acetic acid are in that solution? (Assume that the solution has a density of 1.00 g/ml).
1. How many grams of pure, solid NaOH are required to make 400 mL of 0.1M NaOH solution? 2. How many grams of a solution that is 50% by weight NaOH is required to make 400 mL of 0.1M NaOH solution? 3. The density of a 50% solution of NaOH is 1.525 g/mL. What volume of a solution that is 50% by weight NaOH is required to make 300 mL of 0.1M NaOH solution? 4. Why does weighing by difference...
A sample of concentrated nitric acid has a density of 1.41 g/mL and contains 70.0%HNO; by mass. What mass of HNO3 is present per liter of solution?
Part A How many grams of NaOH are required to prepare 240 mL of a 3.50 M NaOH solution? View Available Hint(s) 0.840 g 54.89 33.69 583 g Submit Provide Feedback Type here to search w E O 1 2 3 4 5 6 7 8
How many grams of NaOH are required to prepare 400. ml of 3.0 M NaOH solution? uestion orrect ark 1.00 out of Select one: a.800 g Flng question b. 300g C. 12 g d. 48 g The correct answer is: 48 g
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