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QUESTION 17 1 point The solubility of calcium sulfate at a given temperature is 0.02005 g/L....
QUESTION 17 1 point The solubility of calcium sulfate at a given temperature is 0.02005 g/L. Calculate the Ksp at this temperature. After you get your answer, take the negative log and enter that (so it's like you're taking the pksp). (Note: sulfate ion molar mass = 96.07 g/mol)
The solubility of calcium sulfate at a given temperature is 0.02005 g/L. Calculate the Ksp at...
The solubility of calcium sulfate at a given temperature is 0.02005 g/L. Calculate the Ksp at this temperature. After you get your answer, take the negative log and enter that (so it's like you're taking the pKsp). (Note: sulfate ion molar mass = 96.07 g/mol)
please give answer in the format asked QUESTION 17 The solubility of silver) phosphate at a...
please give answer in the format asked
QUESTION 17 The solubility of silver) phosphate at a given temperature is 2.05 g/L. Calculate the Ksp at this temperature. After you get your answer, take the negative log and enter that (so it's like you're taking the pKsp) (Note: Silveru phosphate molar mass - 419 g/mol) QUESTION 18 What is the solubility of CaF2 (assume Ksp - 4.0 x 10'') in 0.035 M NaF? 0 A 3.3 x 108 OB 6.3 x...
numbers 7 ans 9 please! False QUESTION 7 The Ksp of AgCl at 25°C is 1.6...
numbers 7 ans 9 please!
False QUESTION 7 The Ksp of AgCl at 25°C is 1.6 X 10'10. Consider a solution that is 2.0 x 10-5 M NaCl and 1.0 x 10-5 M AgNO3. A Q> Ksp and a precipitate will not form. B.Q<Ksp and a precipitate will form. The solution is saturated. D.Q<Ksp and a precipitate will not form. E.O > Ksp and a precipitate will form QUESTIONS * Question Completion Status: 1 2 3 4 5 6 7...
Question 1 O out of 5 points Would the calculated equilibrium constant be too high or...
Question 1 O out of 5 points Would the calculated equilibrium constant be too high or too low if some solid calcium hydroxide leaked through the filter paper? Selected Answer: Answers: Too low Too high Too low No effect Question 2 O out of 5 points In titrating the Ca(OH)2 filtrate. A student consistently went past the end point by about 2.0 ml every time. Will the measured Ksp be too big or too small? Too big because the moles...
Please explain the correct answer for both questions. Thank you! Incorrect Question 7 0/1 pts The...
Please explain the correct
answer for both questions. Thank you!
Incorrect Question 7 0/1 pts The concentration of iodide ions in a saturated solution of lead (11) iodide is_ The solubility product constant of Pblz is 1.4x10-8. 3.5x10-9 3.0x10-3 1.5x103 1.4x10-8 3.8x10-4 Incorrect Question 9 0/1 pts The molar solubility of lead () chloride (PbCl2) is 1.6x102 M. What is the Ksp of PbCl2? 4.1x10-6 5.0x10-4 1.6x10-2 3.1x107 1.6x10-5
Provided all the informations to answer questions 11,12 a,b,c Please I'm struggling what to write need...
Provided all the informations to answer questions 11,12
a,b,c
Please I'm struggling what to write need help on these
questions!!
Part B: Quantitatitve Analysis of the Dissolution of Anhydrous Magnesiu 6 Using weighing paper as shown, weigh out a 3-8 gram sample of magnesium sulfate on the analytica Record the exact mass to the 0.0001g Using a 7 Suspend a 0.1°C thermometer into a polystyrene cup so that it is about ½ inch from the bottom recording volumetric pipet, add...
**Please answer everything and don't write in cursive, high rating will be given out** 1. For...
**Please answer everything and don't write in cursive,
high rating will be given out**
1. For each of the statements below relating to action potentials, fill in the blank with the correct ion: Ca++, K+, Nat, or Cl-. (5 points) At resting potential, the equilibrium voltage is maintained in part by chloride ions and other anions inside the cell and by the action of the the pump, there is a higher concentration of concentration of pump. Because of the action...
Please explain the correct answer to all three questions. Thank you! Incorrect Question 11 0/1 pts...
Please explain the correct
answer to all three questions. Thank you!
Incorrect Question 11 0/1 pts A 25.0 mL sample of a solution of a monoprotic acid is titrated with a 0.115 M NaOH solution. The titration curve below was obtained. Which of the following indicators would be best for this titration? 12.01 10.0 8.0 pH of solution in flask 6.01 Equivalence Point Indicator methyl orange methyl red bromocresol purple bromthymol blue thymol blue phenolpthalein pka 3.46 5.00 6.12 7.10...
Correct Answer provided. Need breakdown of how to get there. Question 17 0 out of 10...
Correct Answer provided. Need breakdown of how to get there.
Question 17 0 out of 10 points Two years ago an investor invested $21 thousand into a fund with a 4.8% front-end load, a 1.6% annual expense ratio, X and a NAV of $34.54 per share. The securities in the fund increased by 8.7 percent each year, and then the investor sold the fund. What was the investor's total holding period return? Enter answer in percents, accurate to two decimal...
QUESTION 17 1 point The solubility of calcium sulfate at a given temperature is 0.02005 g/L. Calculate the Ksp at this temperature. After you get your answer, take the negative log and enter that (so it's like you're taking the pksp). (Note: sulfate ion molar mass = 96.07 g/mol)
The solubility of calcium sulfate at a given temperature is 0.02005 g/L. Calculate the Ksp at this temperature. After you get your answer, take the negative log and enter that (so it's like you're taking the pKsp). (Note: sulfate ion molar mass = 96.07 g/mol)
please give answer in the format asked
QUESTION 17 The solubility of silver) phosphate at a given temperature is 2.05 g/L. Calculate the Ksp at this temperature. After you get your answer, take the negative log and enter that (so it's like you're taking the pKsp) (Note: Silveru phosphate molar mass - 419 g/mol) QUESTION 18 What is the solubility of CaF2 (assume Ksp - 4.0 x 10'') in 0.035 M NaF? 0 A 3.3 x 108 OB 6.3 x...
numbers 7 ans 9 please!
False QUESTION 7 The Ksp of AgCl at 25°C is 1.6 X 10'10. Consider a solution that is 2.0 x 10-5 M NaCl and 1.0 x 10-5 M AgNO3. A Q> Ksp and a precipitate will not form. B.Q<Ksp and a precipitate will form. The solution is saturated. D.Q<Ksp and a precipitate will not form. E.O > Ksp and a precipitate will form QUESTIONS * Question Completion Status: 1 2 3 4 5 6 7...
Question 1 O out of 5 points Would the calculated equilibrium constant be too high or too low if some solid calcium hydroxide leaked through the filter paper? Selected Answer: Answers: Too low Too high Too low No effect Question 2 O out of 5 points In titrating the Ca(OH)2 filtrate. A student consistently went past the end point by about 2.0 ml every time. Will the measured Ksp be too big or too small? Too big because the moles...
Please explain the correct
answer for both questions. Thank you!
Incorrect Question 7 0/1 pts The concentration of iodide ions in a saturated solution of lead (11) iodide is_ The solubility product constant of Pblz is 1.4x10-8. 3.5x10-9 3.0x10-3 1.5x103 1.4x10-8 3.8x10-4 Incorrect Question 9 0/1 pts The molar solubility of lead () chloride (PbCl2) is 1.6x102 M. What is the Ksp of PbCl2? 4.1x10-6 5.0x10-4 1.6x10-2 3.1x107 1.6x10-5
Provided all the informations to answer questions 11,12
a,b,c
Please I'm struggling what to write need help on these
questions!!
Part B: Quantitatitve Analysis of the Dissolution of Anhydrous Magnesiu 6 Using weighing paper as shown, weigh out a 3-8 gram sample of magnesium sulfate on the analytica Record the exact mass to the 0.0001g Using a 7 Suspend a 0.1°C thermometer into a polystyrene cup so that it is about ½ inch from the bottom recording volumetric pipet, add...
**Please answer everything and don't write in cursive,
high rating will be given out**
1. For each of the statements below relating to action potentials, fill in the blank with the correct ion: Ca++, K+, Nat, or Cl-. (5 points) At resting potential, the equilibrium voltage is maintained in part by chloride ions and other anions inside the cell and by the action of the the pump, there is a higher concentration of concentration of pump. Because of the action...
Please explain the correct
answer to all three questions. Thank you!
Incorrect Question 11 0/1 pts A 25.0 mL sample of a solution of a monoprotic acid is titrated with a 0.115 M NaOH solution. The titration curve below was obtained. Which of the following indicators would be best for this titration? 12.01 10.0 8.0 pH of solution in flask 6.01 Equivalence Point Indicator methyl orange methyl red bromocresol purple bromthymol blue thymol blue phenolpthalein pka 3.46 5.00 6.12 7.10...
Correct Answer provided. Need breakdown of how to get there.
Question 17 0 out of 10 points Two years ago an investor invested $21 thousand into a fund with a 4.8% front-end load, a 1.6% annual expense ratio, X and a NAV of $34.54 per share. The securities in the fund increased by 8.7 percent each year, and then the investor sold the fund. What was the investor's total holding period return? Enter answer in percents, accurate to two decimal...
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