Question 4 Three students studied the following solubility curve. They were asked to determine the amount of NH_CI that needs to be added to 58 g NH CI to create a saturated solution at 80°C. KNO 140 NaNO 120 100 Student 1 said 25 g more would need to be added, student 2 said 22 g and student 3 said 17g NH CI needs to be added. NHC NaC Which student is correct? Provide evidence from the solubility curve to support your claim. 20 30 40 50 40 Temperature ("C) 70 80 90 to'H oo) Aarnjos

Question 4 Three students studied the following solubility curve. They were asked to determine the amount of NH_CI that needs to be added to 58 g NH CI to create a saturated solution at 80°C. KNO 140 NaNO 120 100 Student 1 said 25 g more would need to be added, student 2 said 22 g and student 3 said 17g NH CI needs to be added. NHC NaC Which student is correct? Provide evidence from the solubility curve to support your claim. 20 30 40 50 40 Temperature ("C) 70 80 90 to'H oo) Aarnjos

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...

See similar textbooks

Similar questions

A solution contains 0.036 M Ag+ and 0.031 M Pb²+. If you add Cl¯, AgCl and PbCl₂ will begin to precipitate. What is the concentration of Cl required, in molarity, when AgCl precipitation begins? concentration of Cl- = What is the concentration of Cl required, in molarity when AgCl precipitation is 99.99% complete? concentration of Cl- = What is the concentration of Cl required, in molarity when PbCl₂ precipitation begins? concentration of Cl- = What is the concentration of Cl required, in molarity when PbCl₂ precipitation is 99.99% complete? concentration of Cl- = Finally, give the Cl- concentration range in which Ag+ can be completely separated from Pb²+ by precipitation. Give the lowest CI concentration for the separation of Ag+ from Pb²+. concentration of Cl- = Give the highest Cl¯ concentration for the separation of Ag+ from Pb²+. concentration of Cl- = M M M M M M
A solution contains 7.39x10-³ M sodium carbonate and 6.78x10-3 M sodium phosphate. Solid calcium nitrate is added slowly to this mixture. What is the concentration of phosphate ion when carbonate ion begins to precipitate? [phosphate] = M Submit Answer
Please solve this
6
Please don't provide handwriting solutions...
A solution containing sodium fluoride is mixed with one containing calcium nitrate to form a solution that is 0.010 M in NaF and 0.014 M in Ca(NO3)2. The following table shows Kp values for a number of compounds. Formula K CACO, 4.96 x 10 CaF2 1.46 x 10-10 Ca(OH); 4.68 x 106 PBCO, 7.40 x 10 14 PbF; 3.3 x 10 Pb(OH); 1.43 x 10 30 MgCOs 6.82 x 106 5.16 x 10-11
If a student uses 1 mg K2CrO4 as indicator for 100 mL of NaCl sample solution, what is the concentration (M) of chloride ion in the solution when red precipitate (Ag2CrO4) starts to form?
When 15.0 mL of a 5.28×10-4 M barium acetate solution is combined with 18.0 mL of a 6.22×10-4 M sodium carbonate solution does a precipitate form? fill in the blank 1 (yes or no)For these conditions the Reaction Quotient, Q, is equal to____ .
1
You collected the following data from a titration experiment using a 0.118M standardized NaOH solution to titrate a 26.65 mL solution with an unknown Molarity concentration (M) of sulfuric acid (H2SO4). Find molarity Initial Burette Reading (mL) Final Burette Reading (mL) Vol Delivered (mL) Molarity Trail #1 0.15 19.47 19.32 ?
Will adding water to SbCl + H20 <----> SbOCl + 2HCl form more or less precipitate? Will adding hydrochloric acid to SbCl + H20 <----> SbOCl + 2HCl form more or less precipitate?
please do all parts of this question thank you! Solid nickel(II) nitrate is slowly added to 75.0 mL of a 0.0636 M ammonium carbonate solution. The concentration of nickel ion required to just initiate precipitation is M. Solid zinc sulfide and solid zinc cyanide are in equilibrium with a solution containing 1.19x102 M ammonium cyanide. Calculate the concentration of sulfide ion present in this solution. [sulfide] = M Solid calcium hydroxide and solid iron(III) hydroxide are in equilibrium with a solution containing 9.05x10 3 M calcium nitrate. Calculate the concentration of iron(III) ion present in this solution. [iron(III)] M