how much potassium bromide would you need to dissolve in 100. mL of water to prepare...
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how
much potassium bromide would you need to dissolve in 100. mL of
water to prepare...
19. a. What mass of potassium bromide is needed to prepare a 250. mL of a...
19. a. What mass of potassium bromide is needed to prepare a 250. mL of a 2.00 M KBr aqueous solution? Molar mass of KBr = 119.00 g/mol. Use dimensional analysis to calculate the mass. b. Describe the full process of how you would prepare this solution in a 250. mL volumetric flask. c. Calculate the concentration of the solution in question a. if more water was added to bring the solution to a final volume of 1000. mL. (Hint:...
How many grams of potassium bromide are needed to prepare 300.0 mL of a solution that...
How many grams of potassium bromide are needed to prepare 300.0 mL of a solution that is 2.0%w/v? Do NOT include any units, just answer with the NUMBER of grams, for example: 4.2 or 13 or 220. Type your response What is the new concentration, if solvent is added to 20.0 mL of a solution that is 4.0%w/v, until the total volume of the solution is 100.0 mL? (DO NOT include any units with your answer.) Type your response 25...
I need help finding the Dilute and Dissolve. - (References) How would you prepare 1.10 L...
I need help finding the Dilute and Dissolve.
- (References) How would you prepare 1.10 L of a 0.50-M solution of each of the following? a. H, SO, from "concentrated" (18 M) sulfuric acid Dilute mL of concentrated H2SO4 to a total volume of 1.10 L with water a b. HCl from "concentrated" (12 M) reagent Dilute mL of concentrated HCI to a total volume of 110L with water c. NiCl, from the salt NiCl, 61,0 Dissolve g NiCl ....
How much NaCl would you dissolve and dilute to the 100.00 mL mark in a volumetric...
How much NaCl would you dissolve and dilute to the 100.00 mL mark in a volumetric flask with DI H2O to prepare a 1.125 M sodium chloride solution IV AED O ? Submit Besuest Answer
How many milliliters of 4.57 M potassium bromide solution would be needed to prepare 1.00 L...
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?
2. Potassium bromide and sulfur dibromide both dissolve in water. Draw a diagram showing how potassium...
2. Potassium bromide and sulfur dibromide both dissolve in water. Draw a diagram showing how potassium bromide dissolves in water, including at least 4 water molecules (30) b) Describe the main difference between dissolving of potassium bromide in water, and dissolving of sulfur dibromide in water. (20) (21) 3. a) Determine the total and net ionic equations for the reaction below L,CO3(a) + 2 HBr → CO, +1,0, + 2 LiBr) b) Identify the spectator ion(s) in the reaction. (1T)...
1A)The compound magnesium bromide is a strong electrolyte. Write the reaction when solid magnesium bromide is...
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...
In the laboratory you dissolve 19.8 g of calcium bromide in a volumetric flask and add water to a total volume of 5...
In the laboratory you dissolve 19.8 g of calcium bromide in a volumetric flask and add water to a total volume of 500 ml. M. What is the molarity of the solution? What is the concentration of the calcium cation? м. What is the concentration of the bromide anion?
In the laboratory you dissolve 19.8 g of calcium bromide in a volumetric flask and add water to a total volume of 500 ml. M. What is the molarity of the...
Describe how much solid NaHCO3 and water you would need to create a 25.0 mL of...
Describe how much solid NaHCO3 and water you would need to create a 25.0 mL of 0.100 M NaHCO3 solution. Assume the volume does not significantly change when adding the solute. Do the same for 25.0 mL of 0.100 M NaCl solution and 25.0 mL of 0.100 M KNO3 solution. Calculate the total volume of water and of 0.4949 M NH3 solution needed to create 25.0 mL of 0.100 M NH3 solution. Also calculate the total volume of water and...
1. You need to make an aqueous solution of 0.138 M magnesium bromide for an experiment...
1. You need to make an aqueous solution of 0.138 M magnesium bromide for an experiment in lab, using a 125 mL volumetric flask. How much solid magnesium bromide should you add? 2. How many milliliters of an aqueous solution of 0.163 M aluminum nitrate is needed to obtain 13.4 grams of the salt? 3. n the laboratory you dissolve 19.8 g of calcium chloride in a volumetric flask and add water to a total volume of 250 . mL....
19. a. What mass of potassium bromide is needed to prepare a 250. mL of a 2.00 M KBr aqueous solution? Molar mass of KBr = 119.00 g/mol. Use dimensional analysis to calculate the mass. b. Describe the full process of how you would prepare this solution in a 250. mL volumetric flask. c. Calculate the concentration of the solution in question a. if more water was added to bring the solution to a final volume of 1000. mL. (Hint:...
How many grams of potassium bromide are needed to prepare 300.0 mL of a solution that is 2.0%w/v? Do NOT include any units, just answer with the NUMBER of grams, for example: 4.2 or 13 or 220. Type your response What is the new concentration, if solvent is added to 20.0 mL of a solution that is 4.0%w/v, until the total volume of the solution is 100.0 mL? (DO NOT include any units with your answer.) Type your response 25...
I need help finding the Dilute and Dissolve.
- (References) How would you prepare 1.10 L of a 0.50-M solution of each of the following? a. H, SO, from "concentrated" (18 M) sulfuric acid Dilute mL of concentrated H2SO4 to a total volume of 1.10 L with water a b. HCl from "concentrated" (12 M) reagent Dilute mL of concentrated HCI to a total volume of 110L with water c. NiCl, from the salt NiCl, 61,0 Dissolve g NiCl ....
How much NaCl would you dissolve and dilute to the 100.00 mL mark in a volumetric flask with DI H2O to prepare a 1.125 M sodium chloride solution IV AED O ? Submit Besuest Answer
2. Potassium bromide and sulfur dibromide both dissolve in water. Draw a diagram showing how potassium bromide dissolves in water, including at least 4 water molecules (30) b) Describe the main difference between dissolving of potassium bromide in water, and dissolving of sulfur dibromide in water. (20) (21) 3. a) Determine the total and net ionic equations for the reaction below L,CO3(a) + 2 HBr → CO, +1,0, + 2 LiBr) b) Identify the spectator ion(s) in the reaction. (1T)...
In the laboratory you dissolve 19.8 g of calcium bromide in a volumetric flask and add water to a total volume of 500 ml. M. What is the molarity of the solution? What is the concentration of the calcium cation? м. What is the concentration of the bromide anion?
In the laboratory you dissolve 19.8 g of calcium bromide in a volumetric flask and add water to a total volume of 500 ml. M. What is the molarity of the...
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