Homework Answers
K value for the Reaction of A with C, to form AC
= 0.00580452/(0.0441955)2 = 2.971735886
Add Answer to:
Question: Find the K value of A reacting with C
Data:
A = .1M concentration
C=...
Calculate the MOLES of HA (CH3COOH) and MOLES of A- (CH3COO-) present in the solution. Remember,...
Calculate the MOLES of
HA (CH3COOH) and MOLES of A- (CH3COO-) present in the solution.
Remember, you started with 50.0 mL of 1.0 M solution for each
• The pKa of CH3COOH
is 4.76. Use this information with the moles of acid and moles of
base to calculate the pH of this solution.
Stockroom Information Name: 1M CH3COOH Volume: 50.000 mL Species (aq) Molarity 0.00417456 1M CH3COOH 50.000 mL @ 25.0°C H+ OH 2.41858e-12 0.995825 CH3COOH CH3COO 0.00417456 Temperature: 25.00°C...
at must be the equilibrium concentration of Question 1 (5 pts). A. If the equilibrium concentration...
at must be the equilibrium concentration of Question 1 (5 pts). A. If the equilibrium concentration of Ce is 0.00010 M, what must be the oqu Cod in the solution? K (Ce (CO)) -59% 10%. (Answer: 3.9 x 10M] B. If the concentration of Ca?" of the solution in 1A is in will some CaCO, begin to precipitate? K (Caco) -1.3 x 10". (Hint: What is the the association of Caland Co, at these concentrations and how does that compare...
Name: 1.00g NaCl Volume: 100.34 mL Species (aq) a) The solution labeled 'Solution 1' contains 2.00...
Name: 1.00g NaCl Volume: 100.34 mL Species (aq) a) The solution labeled 'Solution 1' contains 2.00 g NaCl. How many grams of AgNO3 must be added to the solution to the solution to completely react with NaCl according to the reaction in the background section? Molarity 1.00481e-7 1.00481e-7 0.170529 0.170529 OH Na CI Record the values for the concentration (molarity) for the Nat and Cl' species. 1. Calculate the number of grams of each species and please show work. Name:...
If possible please give the formula or steps required for me to solve these questions, as...
If possible please give the formula or steps required for me to solve these questions, as I would like to go through the steps myself rather than just receiving answers. Thanks. Information BACKGROUND: This is part 1 of an enthalpy experiment involving: Use of NaCl and HCl to determine the heat capacity of a coffee-cup (styrofoam cup) caloimeter; And the following to determine enthalpy change in the reaction of Magnesium with Hydrochloric acid; Mg(s) + 2H+(aq) --> Mg2+(aq) + H2(g)...
Determination of a Solubility Product Constant Are you completing this experiment online? Yes Data Collection 0.050...
Determination of a Solubility Product Constant Are you completing this experiment online? Yes Data Collection 0.050 Concentration of standard HCl solution (M) Volume and temperature measurements Trial 1 Trial 2 1.18 1.67 Initial burette reading (ml) Final burette reading (m.) Solution temperature ("C) 12.52 12.91 25.0 25.0 (9pts) Calculations Use the data collected above to complete the following calculations (9pts) Calculations Use the data collected above to complete the following calculations. Table view List view Trial 1 Trial 2 Volume...
Need help on the 2 highlighted parts towards bottom and help check the "calculated data" Data...
Need help on the 2 highlighted parts towards bottom and help
check the "calculated data"
Data Collection a) Making working NaOH stock (15 points) Original stock concentration of NaOH (aq): 10 M Volume of stock used (ml): 20 mL Use M1V1 = M2V2 to calculate concentration of Working NaOH solution (M): 2 b) Raw Data (20 points) Trial 1 Trial 2 20.000 mL 20.000 mL Volume of Unknown acid before addition of phenolphthalein (mL Volume of Unknown acid after addition...
Please help answer questions 1-4 of my assignment with the given [HCl] Concentration of 0.1522 Titration...
Please help answer questions 1-4 of my assignment with the given
[HCl] Concentration of 0.1522
Titration of Room Temperature Ca(OH)2 Solution. Note these are 10.00 mL samples. Room Temperature_210 "C294 K (lab manual, p. 8-5) Trial Trial 2 Trial 3 Final Volume (mL) Initial Volume (mL) Volume Delivered (mL) Average Volume (mL) 28.66 mL Titration of "Hot" Ca(OH)2 Solution. Note these are 10.00 mL samples. Temperature of "Hot" Solution_90 _°C - 363 _K (lab manual, p. 8-5) Trial 1 Trial...
I really need help answering these questions please. I believe the concentration value is the bottom...
I
really need help answering these questions please. I believe the
concentration value is the bottom table.
DATA TABLE. PART 1 Temperature,°C Reaction time, s 10 37 27.8 93.Ce Le 83 35 93 lo .5 DATA TABLE. PART 2 Volume of Volume of Volume of Reaction time, s A, mL B, mL water, mL 10.0 10.0 10.0 10.0 10.0 10.0 10.0 10.0 10.0 10.0 9.0 8.0 7.0 6.0 5.0 4.0 3.0 2.0 0.0 1.0 2.0 3.0 4.0 5.0 6.0 7.0...
Data Sheet Experiment 1 (Room Temperature): Temp. of Saturated Borax Solution: 2 c ka HCI Concentration:...
Data Sheet Experiment 1 (Room Temperature): Temp. of Saturated Borax Solution: 2 c ka HCI Concentration: A Trial 2 Trial 1 Volume of borax solution titrated: Initial Burette Reading Final Burette Reading 14.62 m jt.k2 1462 E2 mo Volume of HCl used Moles of HCI used Moles of B&Os(OH)2 present in titrant Concentration of BaOs(OH) in titrant 29 34 A2926 Concentration of Na' in titrant Average Conc. of B4Os(OH)e2 in titrant Op294 Average Conc. of Na in titrant Ksp= KEquilibrium...
i need the K+ value this question was submitted already but the second answer i got...
i need the K+ value this question was submitted already but
the second answer i got was incorrect.
Calculate the standard change in Gibbs free energy, AGn, for the following reaction at 25.0 °C. Standard Gibbs free energy of formation values can be found here. rxn: KCI K (aq)+ CI (ag) Number kJ/ mol Then, determine the concentration of K*(aq) if the change in Gibbs free energy, AGn, for the reaction is -8.45 kJ/mol. Number M
Calculate the standard change...
Calculate the MOLES of
HA (CH3COOH) and MOLES of A- (CH3COO-) present in the solution.
Remember, you started with 50.0 mL of 1.0 M solution for each
• The pKa of CH3COOH
is 4.76. Use this information with the moles of acid and moles of
base to calculate the pH of this solution.
Stockroom Information Name: 1M CH3COOH Volume: 50.000 mL Species (aq) Molarity 0.00417456 1M CH3COOH 50.000 mL @ 25.0°C H+ OH 2.41858e-12 0.995825 CH3COOH CH3COO 0.00417456 Temperature: 25.00°C...
at must be the equilibrium concentration of Question 1 (5 pts). A. If the equilibrium concentration of Ce is 0.00010 M, what must be the oqu Cod in the solution? K (Ce (CO)) -59% 10%. (Answer: 3.9 x 10M] B. If the concentration of Ca?" of the solution in 1A is in will some CaCO, begin to precipitate? K (Caco) -1.3 x 10". (Hint: What is the the association of Caland Co, at these concentrations and how does that compare...
Name: 1.00g NaCl Volume: 100.34 mL Species (aq) a) The solution labeled 'Solution 1' contains 2.00 g NaCl. How many grams of AgNO3 must be added to the solution to the solution to completely react with NaCl according to the reaction in the background section? Molarity 1.00481e-7 1.00481e-7 0.170529 0.170529 OH Na CI Record the values for the concentration (molarity) for the Nat and Cl' species. 1. Calculate the number of grams of each species and please show work. Name:...
Determination of a Solubility Product Constant Are you completing this experiment online? Yes Data Collection 0.050 Concentration of standard HCl solution (M) Volume and temperature measurements Trial 1 Trial 2 1.18 1.67 Initial burette reading (ml) Final burette reading (m.) Solution temperature ("C) 12.52 12.91 25.0 25.0 (9pts) Calculations Use the data collected above to complete the following calculations (9pts) Calculations Use the data collected above to complete the following calculations. Table view List view Trial 1 Trial 2 Volume...
Need help on the 2 highlighted parts towards bottom and help
check the "calculated data"
Data Collection a) Making working NaOH stock (15 points) Original stock concentration of NaOH (aq): 10 M Volume of stock used (ml): 20 mL Use M1V1 = M2V2 to calculate concentration of Working NaOH solution (M): 2 b) Raw Data (20 points) Trial 1 Trial 2 20.000 mL 20.000 mL Volume of Unknown acid before addition of phenolphthalein (mL Volume of Unknown acid after addition...
Please help answer questions 1-4 of my assignment with the given
[HCl] Concentration of 0.1522
Titration of Room Temperature Ca(OH)2 Solution. Note these are 10.00 mL samples. Room Temperature_210 "C294 K (lab manual, p. 8-5) Trial Trial 2 Trial 3 Final Volume (mL) Initial Volume (mL) Volume Delivered (mL) Average Volume (mL) 28.66 mL Titration of "Hot" Ca(OH)2 Solution. Note these are 10.00 mL samples. Temperature of "Hot" Solution_90 _°C - 363 _K (lab manual, p. 8-5) Trial 1 Trial...
I
really need help answering these questions please. I believe the
concentration value is the bottom table.
DATA TABLE. PART 1 Temperature,°C Reaction time, s 10 37 27.8 93.Ce Le 83 35 93 lo .5 DATA TABLE. PART 2 Volume of Volume of Volume of Reaction time, s A, mL B, mL water, mL 10.0 10.0 10.0 10.0 10.0 10.0 10.0 10.0 10.0 10.0 9.0 8.0 7.0 6.0 5.0 4.0 3.0 2.0 0.0 1.0 2.0 3.0 4.0 5.0 6.0 7.0...
Data Sheet Experiment 1 (Room Temperature): Temp. of Saturated Borax Solution: 2 c ka HCI Concentration: A Trial 2 Trial 1 Volume of borax solution titrated: Initial Burette Reading Final Burette Reading 14.62 m jt.k2 1462 E2 mo Volume of HCl used Moles of HCI used Moles of B&Os(OH)2 present in titrant Concentration of BaOs(OH) in titrant 29 34 A2926 Concentration of Na' in titrant Average Conc. of B4Os(OH)e2 in titrant Op294 Average Conc. of Na in titrant Ksp= KEquilibrium...
i need the K+ value this question was submitted already but
the second answer i got was incorrect.
Calculate the standard change in Gibbs free energy, AGn, for the following reaction at 25.0 °C. Standard Gibbs free energy of formation values can be found here. rxn: KCI K (aq)+ CI (ag) Number kJ/ mol Then, determine the concentration of K*(aq) if the change in Gibbs free energy, AGn, for the reaction is -8.45 kJ/mol. Number M
Calculate the standard change...
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