Question 2 : We have 2.80 L of an aqueous NaBr solution. We add an excess...

Question

Question

Question 2 : We have 2.80 L of an aqueous NaBr solution. We add an excess...

Question 2 :
We have 2.80 L of an aqueous NaBr solution. We add an excess of AgNO₃. We form 9.53 g of AgBr(s). What was the initial concentration of Br^- (in mol/L) in this aqueous NaBr solution?

science chemistry

Add a comment Improve this question Transcribed image text

Answer 1

Answer #1

Ag@r ㄨ ~一一ㄧㄧご 0.0504 mol Br -0.01812. no)L

Add a comment

Answer 2

Similar Homework Help Questions

We have 2.89 L of an aqueous NaBr solution. We add an excess of AgNO3. We...

We have 2.89 L of an aqueous NaBr solution. We add an excess of AgNO3. We form 8.73 g of AgBr(s). What was the initial concentration of Br- (in mol/L) in this aqueous NaBr solution?
To a 88.8 mL aqueous solution of NaOH, we add an excess of Mn(NO3)2 and produce...

To a 88.8 mL aqueous solution of NaOH, we add an excess of Mn(NO3)2 and produce 0.090 g of Mn(OH)2(s). What was the original pH of the NaOH solution?
Question A 20.0 mL sample solution contains unknown amount of bromide ion (Br). To this solution...

Question A 20.0 mL sample solution contains unknown amount of bromide ion (Br). To this solution was added the solution that contains plenty of AgNO3. AgBr precipitates were formed. The precipitate were filtered and measured to be is 0.6964 g. What is the molarity of bromide ion in the original sample solution? The molar mass of Br = 80.0 g; the molar mass of AgBr = 188 g. (Solution) AgNO, is soluble and thus exists Ag+ ion and NO3-ion. Ag+...

QUESTION 1 A 20.0 mL sample solution contains unknown amount of bromide ion (Br). To this...

QUESTION 1 A 20.0 mL sample solution contains unknown amount of bromide ion (Br). To this solution was added the solution that contains plenty of AgNO3. AgBr precipitates were formed. The precipitate were filtered and measured to be is 0.6964 g. What is the molarity of bromide ion in the original sample solution? The molar mass of Br = 80.0 g; the molar mass of AgBr = 188 g. (Solution) AgNO, is soluble and thus exists Ag+ ion and NO3-ion....
Determining the amount of sulfate ion (SO2) dissolved in seawater in the unit of molarity QUESTION...

Determining the amount of sulfate ion (SO2) dissolved in seawater in the unit of molarity QUESTION Sulfate concentration in the seawater is about 28 mm (0.028 M). Take the reverse approach to the calculation procedure in the previous Question #1 (so called a backward calculation) and find a rough estimate for the volume of the seawater sample you may need to take from the beach like the one below. A 20.0 mL sample solution contains unknown amount of bromide ion...
13. What is the molarity of a 2.66 L aqueous solution containing 56.9 g of NaBr?...

13. What is the molarity of a 2.66 L aqueous solution containing 56.9 g of NaBr? 14. If 3.08 g of Ca(OH)2 is dissolved in enough water to make 0.875 L of solution, what is the molarity of the Ca(OH)2? 15. What mass of HCl is present in 825 mL of a 1.25 M solution? 16. What mass of isopropyl alcohol (C3H8O) is dissolved in 2.050 L of a 4.45 M aqueous C3H8O solution?

2. Concentration measures We have a 0.16% aqueous solution by mass of KOH that has a...

2. Concentration measures We have a 0.16% aqueous solution by mass of KOH that has a density of 1.04 g / mL. The molarity of the solution in moles / L. a. The molarity of this solution is_____. b. The molality of this solution is approximately_______. c. The concentration in parts per thousand is______. d. . The concentration in parts per million is______. e. The concentration in parts per billion is______. f. Explain, why can't we determine the exact molal...
Question 9: (a) For the reaction 2 A(aq) ⇋ 2 B(g) + C(g), the equilibrium constant...

Question 9: (a) For the reaction 2 A(aq) ⇋ 2 B(g) + C(g), the equilibrium constant is 5.13 at 25.0oC. If the concentrations of B(aq) and C(aq) are each 0.245 M, what concentration of A(aq) is required to have a ΔG value of -10.0 kJ/mol? (b) To a 89.8 mL aqueous solution of NaOH, we add an excess of Mn(NO3)2 and produce 0.086 g of Mn(OH)2(s). What was the original pH of the NaOH solution?
16 Cts with aqueous copper(II) chloride accord- 101. Zinc metal reacts with aqueous copper(1) ing to...

16 Cts with aqueous copper(II) chloride accord- 101. Zinc metal reacts with aqueous copper(1) ing to this equation: Zn (s) + CuCl2 (aq) → ZnCl2 (aq) + Cu (s) In this reaction, what mass of copper metal can be pro- duced from the reaction of 500 mL of 1.20-M aq. cu 2 with excess zinc? 10 103. The concentration of bromide ion may be determined by gravimetric analysis, using this reaction: Ag+ (aq) + Br (aq) → AgBr (s) A...

Calculate the concentration of an aqueous KCl solution if 246 mL of the solution gives 28.5...

Calculate the concentration of an aqueous KCl solution if 246 mL of the solution gives 28.5 g of AgCl when treated with excess AgNO3. The equation for the reaction is KCl(aq) + AgNO3(aq) ----> AgCl(s) + KNO3(aq)

Question 2 : We have 2.80 L of an aqueous NaBr solution. We add an excess...

Homework Answers

Add Answer to:
Question 2 : We have 2.80 L of an aqueous NaBr solution. We add an excess...

Post as a guest

Earn Coins

We have 2.89 L of an aqueous NaBr solution. We add an excess of AgNO3. We...

To a 88.8 mL aqueous solution of NaOH, we add an excess of Mn(NO3)2 and produce...

Question A 20.0 mL sample solution contains unknown amount of bromide ion (Br). To this solution...

QUESTION 1 A 20.0 mL sample solution contains unknown amount of bromide ion (Br). To this...

Determining the amount of sulfate ion (SO2) dissolved in seawater in the unit of molarity QUESTION...

13. What is the molarity of a 2.66 L aqueous solution containing 56.9 g of NaBr?...

2. Concentration measures We have a 0.16% aqueous solution by mass of KOH that has a...

Question 9: (a) For the reaction 2 A(aq) ⇋ 2 B(g) + C(g), the equilibrium constant...

16 Cts with aqueous copper(II) chloride accord- 101. Zinc metal reacts with aqueous copper(1) ing to...

Calculate the concentration of an aqueous KCl solution if 246 mL of the solution gives 28.5...

Question 2 : We have 2.80 L of an aqueous NaBr solution. We add an excess...

Homework Answers

Add Answer to: Question 2 : We have 2.80 L of an aqueous NaBr solution. We add an excess...

Post as a guest

Earn Coins

Add Answer to:
Question 2 : We have 2.80 L of an aqueous NaBr solution. We add an excess...