Homework Answers
Add Answer to:
If
you cant read it, the first exponent is a -8, the second is -11,
and...
please help i cant figure them out Consider the insoluble compound nickel(II) carbonate, NiCO3. The nickel...
please help i cant figure them out
Consider the insoluble compound nickel(II) carbonate, NiCO3. The nickel ion also forms a complex with cyanide ions. Write a net ionic equation to show why the solubility of NiCO3(s) increases in the presence of cyanide and calculate the equilibrium constant for this reaction. Solubility product constant data is found in the Chemistry References. For Ni(CN)4?: K = 2.0 1031. Use the pull-down boxes to specify states such as (aq) or (s). A solution...
a)A solution of saturated PbBr2 is found to contain 2.4 ✕ 10−2M bromide ion. Calculate the...
a)A solution of saturated PbBr2 is found to contain 2.4 ✕ 10−2M bromide ion. Calculate the Ksp of PbBr2. b) A 40.0-mL solution contains 0.029 M barium chloride (BaCl2). What is the minimum concentration of sodium sulfate (Na2SO4) required in the solution to produce a barium sulfate (BaSO4) precipitate? The solubility product for barium sulfate is Ksp = 1.1 ✕ 10−10. c)The solubility product, Ksp, for magnesium hydroxide, Mg(OH)2, is 5.6 ✕ 10−12 at 25°C. What is the molar solubility...
Calculate the molar solubility of CaF_2 at 25degreeC in a solution of 0.010 M NaF. The...
Calculate the molar solubility of CaF_2 at 25degreeC in a solution of 0.010 M NaF. The solubility-product constant (K_sp) for CaF_2 at 25 degree C is 3.9 x 10^-11
At 25 0C the solubility product constant, Ksp, for strontium sulfate, SrSO4, is 7.6 x 10-7....
At 25 0C the solubility product constant, Ksp, for strontium sulfate, SrSO4, is 7.6 x 10-7. The solubility product constant for strontium fluoride, SrF2, is 7.9 x 10-10. (a) What is the molar solubility of SrSO4 in pure water at 25 0C? (b) What is the molar solubility of SrF2 in pure water at 25 0C? (c) An aqueous solution of Sr(NO3)2 is added slowly to 1.0 litre of a well-stirred solution containing 0.020 mole F- and 0.10 mole SO42-...
A galvanic cell consists of a chromium anode immersed in a CrSO4 solution and a cobalt...
A galvanic cell consists of a chromium anode immersed in a CrSO4 solution and a cobalt cathode immersed in a CoSO, solution. A salt bridge connects the two half-cells (a) Write a balanced equation for the cell reaction. + (b) A current of 1.33 A is observed to flow for a period of 1.61 hours. How much charge passes through the circuit during this time? How many moles of electrons is this charge equivalent to? C mol (c) Calculate the...
Explain how you get the answers for 1,2,3,4 1. Which of the following solubility product expressions...
Explain how you get the answers for 1,2,3,4
1. Which of the following solubility product expressions is incorrect? d. Aul, K, = [AT][I-] 2. At 25°C, 1.4x 10-mole of Cd(OH) dissolves to give 1.0 liter of saturated aqueous solution. What is the solubility product for Cd(OH)2? a. 1.7 x 10- b. 2.9 x 10 C. 1.1 x 10-4 d. 5.8 x 10-1 e. 4.1 x 10-2 3. IfX the molar solubility (mol/L) of Ni(OH)a, which of the following represents the...
4) Which of the following represents the equation for a second-order half-life? A) +12= B) 412-...
4) Which of the following represents the equation for a second-order half-life? A) +12= B) 412- MA). 9t12-11 D) #12 - TAL E) t12- TALO 5) 5) What is the molar solubility of barium fluoride (BaF2 ) in water? The solubility-product constant for BaF2 is 1.7 x 10-6 at 25°C. A) 75 10-3 B) 1.8 x 10-3 C) 6.5 x 10- 4 D ) 5.7 x 10-7 E) 1.2 x 10-2 6) The second-order decomposition of HI has a rate...
Question 1 0.67 pts The solubility product constant of silver sulfate is 1.6 x 10". What...
Question 1 0.67 pts The solubility product constant of silver sulfate is 1.6 x 10". What is the molar solubility of this compound? (1.6 x 105/4)1/3 (16/4)2/3 x 10-2 (1610-3,1/2 1.6 x 10-5 O (16x 102/2)12 Question 2 0.67 pts What is the most soluble salt of the following set? Be sure to calculates for each salt before choosing an answer. Al(OH)3 with Ksp = 1.9 x 10-33 Sn(OH)2 with Ksp = 1.6 x 10-19 AgCN with Ksp = 6.0...
#9 and #10 Thank you solubility of the slightly soluble salt The solubility of AgCl is...
#9
and #10 Thank you
solubility of the slightly soluble salt The solubility of AgCl is the same in a 1.0 M NH, solution vs. in pure water because the Ksp of AgCl is a constant at 25°C. D) 9. Calculate the molar solubity of AgBrts) in 0.500 M NH, at 25°C. Kup of AgBr is 1.8 x 10-5, K of Ag(NHs)2" is 1.7 x 10 A) 8.7 x 104 M B) 1.2x 10-3 M C) 4.2 x 10-7 M...
At a certain temperature* (probably not 25 °C), the solubility of silver sulfate, Ag2SO4, is 0.012...
At a certain temperature* (probably not 25 °C), the solubility of silver sulfate, Ag2SO4, is 0.012 mol/L. Calculate its solubility product constant for this temperature. SIG. FIG. (required because number is small) Solubility product constants are very temperature sensitive. They are generally reported at 25°C. Not necessarily using this temperature allows me some flexibility. Answer: At a certain temperature, the solubility of potassium iodate, KIO3, is 36.1 g/L. Calculate its solubility product constant for this temperature. Answer: At a certain...
please help i cant figure them out
Consider the insoluble compound nickel(II) carbonate, NiCO3. The nickel ion also forms a complex with cyanide ions. Write a net ionic equation to show why the solubility of NiCO3(s) increases in the presence of cyanide and calculate the equilibrium constant for this reaction. Solubility product constant data is found in the Chemistry References. For Ni(CN)4?: K = 2.0 1031. Use the pull-down boxes to specify states such as (aq) or (s). A solution...
Calculate the molar solubility of CaF_2 at 25degreeC in a solution of 0.010 M NaF. The solubility-product constant (K_sp) for CaF_2 at 25 degree C is 3.9 x 10^-11
A galvanic cell consists of a chromium anode immersed in a CrSO4 solution and a cobalt cathode immersed in a CoSO, solution. A salt bridge connects the two half-cells (a) Write a balanced equation for the cell reaction. + (b) A current of 1.33 A is observed to flow for a period of 1.61 hours. How much charge passes through the circuit during this time? How many moles of electrons is this charge equivalent to? C mol (c) Calculate the...
Explain how you get the answers for 1,2,3,4
1. Which of the following solubility product expressions is incorrect? d. Aul, K, = [AT][I-] 2. At 25°C, 1.4x 10-mole of Cd(OH) dissolves to give 1.0 liter of saturated aqueous solution. What is the solubility product for Cd(OH)2? a. 1.7 x 10- b. 2.9 x 10 C. 1.1 x 10-4 d. 5.8 x 10-1 e. 4.1 x 10-2 3. IfX the molar solubility (mol/L) of Ni(OH)a, which of the following represents the...
4) Which of the following represents the equation for a second-order half-life? A) +12= B) 412- MA). 9t12-11 D) #12 - TAL E) t12- TALO 5) 5) What is the molar solubility of barium fluoride (BaF2 ) in water? The solubility-product constant for BaF2 is 1.7 x 10-6 at 25°C. A) 75 10-3 B) 1.8 x 10-3 C) 6.5 x 10- 4 D ) 5.7 x 10-7 E) 1.2 x 10-2 6) The second-order decomposition of HI has a rate...
Question 1 0.67 pts The solubility product constant of silver sulfate is 1.6 x 10". What is the molar solubility of this compound? (1.6 x 105/4)1/3 (16/4)2/3 x 10-2 (1610-3,1/2 1.6 x 10-5 O (16x 102/2)12 Question 2 0.67 pts What is the most soluble salt of the following set? Be sure to calculates for each salt before choosing an answer. Al(OH)3 with Ksp = 1.9 x 10-33 Sn(OH)2 with Ksp = 1.6 x 10-19 AgCN with Ksp = 6.0...
#9
and #10 Thank you
solubility of the slightly soluble salt The solubility of AgCl is the same in a 1.0 M NH, solution vs. in pure water because the Ksp of AgCl is a constant at 25°C. D) 9. Calculate the molar solubity of AgBrts) in 0.500 M NH, at 25°C. Kup of AgBr is 1.8 x 10-5, K of Ag(NHs)2" is 1.7 x 10 A) 8.7 x 104 M B) 1.2x 10-3 M C) 4.2 x 10-7 M...
At a certain temperature* (probably not 25 °C), the solubility of silver sulfate, Ag2SO4, is 0.012 mol/L. Calculate its solubility product constant for this temperature. SIG. FIG. (required because number is small) Solubility product constants are very temperature sensitive. They are generally reported at 25°C. Not necessarily using this temperature allows me some flexibility. Answer: At a certain temperature, the solubility of potassium iodate, KIO3, is 36.1 g/L. Calculate its solubility product constant for this temperature. Answer: At a certain...
Most questions answered within 3 hours.
-
Where is the error in this code sequence?
String s1 = "Hello";
String s2 = "ello";...
asked 10 months ago -
Financial data for Joel de Paris, Inc., for last year
follow:
Joel de Paris, Inc.
Balance...
asked 10 months ago -
Consider this reaction:
Al2(SO4)3 (aq)+ BaCl3
(aq) Al2Cl6 (aq)- +
3BaSO4(s) . What is the...
asked 10 months ago -
Suppose that Savneet is considering increasing her
recent random sample from 20 car rentals to 40...
asked 10 months ago -
Trucks arrive at an unloading terminal at an average rate of 120
per hour.
Trucks arrive...
asked 10 months ago -
Why are methanol and ethanol completely soluble in water while
octanol is not very little soluble....
asked 10 months ago -
A facilities manager at a university reads in a research report
that the mean amount of...
asked 10 months ago -
When the CuSO4 is rehydrated by adding water to the anhydrous
compound, is this an endothermic...
asked 10 months ago -
A ray of sunlight is passing from diamond into crown glass; the
angle of incidence is...
asked 10 months ago -
A block of mass 0.249 kg is placed on top of a light, vertical
spring of...
asked 10 months ago -
how do the kidneys compensate in the presences of acidosis
a) trigger hyperventilate
b) reserve acid...
asked 10 months ago -
Question 501 pts
The rental rate of capital to the firm increases. Which of the
following...
asked 10 months ago