A solution contains 1.01×102 M potassium chromate and 9.05×103 M ammonium cyanide. Solid silver nitrate is added slowly to this mixture. A. What is the formula of the substance that precipitates first? formula = B. What is the concentration of silver ion when this precipitation first begins? [Ag]= M

A solution contains 1.01×102 M potassium chromate and 9.05×103 M ammonium cyanide. Solid silver nitrate is added slowly to this mixture. A. What is the formula of the substance that precipitates first? formula = B. What is the concentration of silver ion when this precipitation first begins? [Ag]= M

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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A solution contains 1.10×102 M potassium sulfide and 1.31×102 M sodium cyanide. Solid silver acetate is added slowly to this mixture. A. What is the formula of the substance that precipitates first? formula B. What is the concentration of silver ion when this precipitation first begins? [Ag*] =| M
A solution contains 9.41x10-3 M magnesium acetate and 6.30x10-3 M copper(II) nitrate. Solid potassium carbonate is added slowly to this mixture. A. What is the formula of the substance that precipitates first? formula = B. What is the concentration of carbonate ion when this precipitation first begins? [CO3²] = M
A solution contains 1.37x10-2 M cobalt(II) nitrate and 1.14x10-2 M lead acetate. Solid ammonium carbonate is added slowly to this mixture. A. What is the formula of the substance that precipitates first? formula = B. What is the concentration of carbonate ion when this precipitation first begins? [CO32] = M
D Answe [Review Topics] [References] Use the References to access important values if needed for this question. A solution contains 1.47x10-2 M ammonium fluoride and 8.22x103 M sodium hydroxide. Solid calcium nitrate is added slowly to this mixture. A. What is the formula of the substance that precipitates first? formula = M) B. What is the concentration of calcium ion when this precipitation first begins? [Ca²+] = %3D req Retry Entire Group 8 more group attempts remaining Submit Answer (M) (M)
A solution contains 1.43x10 M lead nitrate and 5.74x10 M silver acetate. Solid potassium sulfate is added slowly to this mixture. A. What is the formula of the substance that precipitates first? 18 formula = B. What is the concentration of sulfate ion when this precipitation first begins? [so,)=| M
A solution contains 7.55x103 M barium acetate and 1.40x10-2 M silver nitrate. Solid ammonium sulfite is added slowly to this mixture. A. What is the formula of the substance that precipitates first? formula = B. What is the concentration of sulfite ion when this precipitation first begins? [so,?]=[ M
a. An aqueous solution contains 0.20 M hydrocyanic acid.One Liter of this solution could be converted into a buffer by the addition of:(Assume that the volume remains constant as each substance is added.) 0.21 mol KCN 0.21 mol HI 0.20 mol KBr 0.050 mol Ba(OH)2 0.10 mol HI b. An aqueous solution contains 0.18 M ammonium iodide. One liter of this solution could be converted into a buffer by the addition of:(Assume that the volume remains constant as each substance is added.) 0.18 mol HNO3 0.17 mol KI 0.08 mol HNO3 0.08 mol KOH 0.17 mol NH3 c. An aqueous solution contains 0.33 M sodium fluoride.One liter of this solution could be converted into a buffer by the addition of:(Assume that the volume remains constant as each substance is added.) 0.16 mol KOH 0.33 mol HCl 0.32 mol NaCl 0.32 mol HF 0.16 mol HCl
A solution contains 6.29×103 M potassium sulfate and 1.10×102 M ammonium phosphate. Solid barium nitrate is added slowly to this mixture. A. What is the formula of the substance that precipitates first? formula = B. What is the concentration of barium ion when this precipitation first begins? [Ba2+] = M
3. Determine if calcium carbonate will precipitate or not if a solution has 50ppm of calcium and 40ppm of carbonate ions. CaCO3(s) → Ca²+ + CO²¯‚pKs = 8.305
6. In an experiment, the molecular formula for calcium hydroxide was determined to be Ca(OH)2. In this experiment, 0.050 g of Ca (s) was added to 150. mL of DI water. After adding 10 drops of 0.1% thymol blue indicator, the solution was titrated with 0.30 M HCl. a. Write the balanced equation for the net ionic reaction that occurred during the titration. b. Calculate the volume of 0.30 M HCl required to reach the end point of the titration. C. If the initial reading of HCl in the burette was 25.60 mL, what was the final reading of HCl in the burette at the end point of the titration?
Ff 11a.