Homework Answers
Add Answer to:
Question 28 3 pts What is the pH of an aqueous solution after 10.0 mL of...
these were provided with the test Question 32 3 pts What is the molar solubility.s, of...
these were provided with the test
Question 32 3 pts What is the molar solubility.s, of a saturated solution of cadmium sulfide, CdS*? O 9.3 x 10-10 O 2.2 x 10-9 O2.7 x 10-18 O 7.9 x 10-8 O 8.4 x 10-13 lonization Constants for Acids at 25°C Name Formula Kai К2 Kaz Acetic Arsenic 1.0 x 107 3.0 x 10-12 Arsenous Ascorbic 1.6 x 10-12 Benzoic Boric HC2H302 H₂A504 НАО H2C8H08 HG,HgO2 H803 HC H102 H.CO, HC H20201 HCIOZ...
Question 28 3 pts What is the pH of an aqueous solution after 10.0 mL of...
Question 28 3 pts What is the pH of an aqueous solution after 10.0 mL of 0.20 M NaOH is added to a 35.0 mL of 0.30 MHCIO? 05.12 2.77 O 3.48 6.89
17.6 Based on the information in Appendix D, calculate the pH and trimethylammonium ion concentration of...
17.6 Based on the information in Appendix D,
calculate the pH and trimethylammonium ion concentration of a
solution of trimethylamine, (CH3) 3N, 0.075 M, and
trimethylammonium chloride, (CH3) 3NHCl, 0.10 M.
CONSTANTS OF AQUEOUS BALANCE Кок LO X 107 3.0 X 10-12 X L6 X 10 12 Kat 18 X 105 5.6 X 10- 5.1 X 10-10 3 X 10 6.3 X 105 5.8 X 10 10 15 X Ls 43 X 10 14 X 1st 1 x 102 74...
What is the pH of a solution made by dissolving 4.8 g of K2CO3 and 6.6...
What is the pH of a solution made by dissolving 4.8 g of
K2CO3 and 6.6 g of KHCO3 in 500.
mL of water?
**ACID BASE TABLE** ->
refer to table for values
Acid Name Conjugate Acid ka pka Conjy Conjugate Base Base Name perchloric acid HCIO4 >>1 perchlorate ion hydrohalic acid HX (X=1,Br, CI) halide ion sulfuric acid >>1 hydrogen sulfate ion nitric acid >>1 nitrate ion H2804 HNO3 || 1307+ To coa >>1 <0 x1- >> RO HS044-...
please answer all parts of the question Question 13 (18 points) A 25.00mL aliquot of 0.376...
please answer all parts of the question
Question 13 (18 points) A 25.00mL aliquot of 0.376 M butanoic acid is titrated with 0.436 M sodium hydroxide. a Write an equation for the neutralization reaction that is occurring. (1 point) Calculate the initial pH of the acid solution before the titration begins (3 points) Calculate the volume of base solution that is required to reach the equivalence point (3 points) Calculate the pH at the equivalence point (3 points) Calculate the...
A solution is made 1.1 x 10-3 M in Zn(NO3)2 and 0.150M in NH3. After thw...
A solution is made 1.1 x 10-3 M in Zn(NO3)2 and
0.150M in NH3. After thw solution reaches equilibrium, what
concentration of Zn2+ (aq) remains? Look up the values
of Kf in your book on page 779 (Table 17.3).
Complex Ion K Complex Ion K 1.7 x 1013 Ag(CN)2 1 X 1021 Cu(NH3)4 Ag(NH3)2+ 1.7 x 107 1.5 x 1035 Fe(CN)64 Fe(CN)63 Ag(S203)23 2.8 x 1013 2 x 1043 AIF 3 7 x 1019 Hg(CN). 1.8 X 1041 Al(OH)4 3...
Use the data in the tables below. Show appropriate work for numerical calculations. K, values: |...
Use the data in the tables below. Show appropriate work for numerical calculations. K, values: | HCI HNO3 H2SO4 HSO," НsPO4 HF HNO2 HCOOH strong strong strong 1.3 x 102 7.5 x 10 7.1 x 10 4.5 x 104 1.7 x 10-4 CH3COOH CsHsNH H2CO3 H2PO. NH1 HCN HCO3 - HPO 1.8 x 10-5 5.9 x 10-6 4.2 x 107 6.2 x 10-8 5.6 x 10-10 4.9 x 10-10 4.8 x 10-11 4.8 x 10-13 Ksp values: CaCO3 CaF2 1.2...
Please help with solving Question 1 (A-C) Thank you! Unless otherwise specified in the problem, you...
Please help with solving Question 1 (A-C) Thank you!
Unless otherwise specified in the problem, you may assume that all solutions are at 25°C. 1. 50.0 mL of a pH 6.00 carbonic acid buffer is titrated with 0.2857 M NaOH, requiring 17.47 mL to reach the second equivalence point. a. Calculate the molarity of carbonic acid and bicarbonate in the original buffer. Carbonic acid: Bicarbonate: b. Calculate the pH of the solution after a total of 100.0 mL of 0.2857...
Question 4 2 pts If 11 drops of a formic acid (HCOOH) solution are titrated with 10 drops of a 0.12 M NaOH solution, what is the percent ionization of the formic acid solution? (Ka for formic aci...
Question 4 2 pts If 11 drops of a formic acid (HCOOH) solution are titrated with 10 drops of a 0.12 M NaOH solution, what is the percent ionization of the formic acid solution? (Ka for formic acid 1.78 x 104) 4.0% 1.3% 1.9% @ 2.5% Question 5 2 pts What is the pH of an acetic acid solution if 25 drops are titrated with 44 drops of a 0.45 M KOH solution? (K, for acetic acid 1.8 x 105)...
References A solution is 0.0150M in Pb ions. If 0.140 mol of solid Na2 SO4 is...
References A solution is 0.0150M in Pb ions. If 0.140 mol of solid Na2 SO4 is added to 1.00 L of this solution (with negligible volume change), what percentage of the Pbt ions remain in solution? Kp (PbSO,) 1.8 x 10-8 Percentage = Solubility Product Constants for Some Inorganic Compounds at 25°C APPENDIX Substance Substance Aluminum compounds AIAsO AlOH) к, Chromium compeands CrAsO, CrOH) CrPO Cabalt compounds Co(AsOd CoCO, Co(OH) CoS (a) CoS () Co(OH), 1.6 x 10 1 1.9...
these were provided with the test
Question 32 3 pts What is the molar solubility.s, of a saturated solution of cadmium sulfide, CdS*? O 9.3 x 10-10 O 2.2 x 10-9 O2.7 x 10-18 O 7.9 x 10-8 O 8.4 x 10-13 lonization Constants for Acids at 25°C Name Formula Kai К2 Kaz Acetic Arsenic 1.0 x 107 3.0 x 10-12 Arsenous Ascorbic 1.6 x 10-12 Benzoic Boric HC2H302 H₂A504 НАО H2C8H08 HG,HgO2 H803 HC H102 H.CO, HC H20201 HCIOZ...
Question 28 3 pts What is the pH of an aqueous solution after 10.0 mL of 0.20 M NaOH is added to a 35.0 mL of 0.30 MHCIO? 05.12 2.77 O 3.48 6.89
17.6 Based on the information in Appendix D,
calculate the pH and trimethylammonium ion concentration of a
solution of trimethylamine, (CH3) 3N, 0.075 M, and
trimethylammonium chloride, (CH3) 3NHCl, 0.10 M.
CONSTANTS OF AQUEOUS BALANCE Кок LO X 107 3.0 X 10-12 X L6 X 10 12 Kat 18 X 105 5.6 X 10- 5.1 X 10-10 3 X 10 6.3 X 105 5.8 X 10 10 15 X Ls 43 X 10 14 X 1st 1 x 102 74...
What is the pH of a solution made by dissolving 4.8 g of
K2CO3 and 6.6 g of KHCO3 in 500.
mL of water?
**ACID BASE TABLE** ->
refer to table for values
Acid Name Conjugate Acid ka pka Conjy Conjugate Base Base Name perchloric acid HCIO4 >>1 perchlorate ion hydrohalic acid HX (X=1,Br, CI) halide ion sulfuric acid >>1 hydrogen sulfate ion nitric acid >>1 nitrate ion H2804 HNO3 || 1307+ To coa >>1 <0 x1- >> RO HS044-...
please answer all parts of the question
Question 13 (18 points) A 25.00mL aliquot of 0.376 M butanoic acid is titrated with 0.436 M sodium hydroxide. a Write an equation for the neutralization reaction that is occurring. (1 point) Calculate the initial pH of the acid solution before the titration begins (3 points) Calculate the volume of base solution that is required to reach the equivalence point (3 points) Calculate the pH at the equivalence point (3 points) Calculate the...
A solution is made 1.1 x 10-3 M in Zn(NO3)2 and
0.150M in NH3. After thw solution reaches equilibrium, what
concentration of Zn2+ (aq) remains? Look up the values
of Kf in your book on page 779 (Table 17.3).
Complex Ion K Complex Ion K 1.7 x 1013 Ag(CN)2 1 X 1021 Cu(NH3)4 Ag(NH3)2+ 1.7 x 107 1.5 x 1035 Fe(CN)64 Fe(CN)63 Ag(S203)23 2.8 x 1013 2 x 1043 AIF 3 7 x 1019 Hg(CN). 1.8 X 1041 Al(OH)4 3...
Use the data in the tables below. Show appropriate work for numerical calculations. K, values: | HCI HNO3 H2SO4 HSO," НsPO4 HF HNO2 HCOOH strong strong strong 1.3 x 102 7.5 x 10 7.1 x 10 4.5 x 104 1.7 x 10-4 CH3COOH CsHsNH H2CO3 H2PO. NH1 HCN HCO3 - HPO 1.8 x 10-5 5.9 x 10-6 4.2 x 107 6.2 x 10-8 5.6 x 10-10 4.9 x 10-10 4.8 x 10-11 4.8 x 10-13 Ksp values: CaCO3 CaF2 1.2...
Please help with solving Question 1 (A-C) Thank you!
Unless otherwise specified in the problem, you may assume that all solutions are at 25°C. 1. 50.0 mL of a pH 6.00 carbonic acid buffer is titrated with 0.2857 M NaOH, requiring 17.47 mL to reach the second equivalence point. a. Calculate the molarity of carbonic acid and bicarbonate in the original buffer. Carbonic acid: Bicarbonate: b. Calculate the pH of the solution after a total of 100.0 mL of 0.2857...
Question 4 2 pts If 11 drops of a formic acid (HCOOH) solution are titrated with 10 drops of a 0.12 M NaOH solution, what is the percent ionization of the formic acid solution? (Ka for formic acid 1.78 x 104) 4.0% 1.3% 1.9% @ 2.5% Question 5 2 pts What is the pH of an acetic acid solution if 25 drops are titrated with 44 drops of a 0.45 M KOH solution? (K, for acetic acid 1.8 x 105)...
References A solution is 0.0150M in Pb ions. If 0.140 mol of solid Na2 SO4 is added to 1.00 L of this solution (with negligible volume change), what percentage of the Pbt ions remain in solution? Kp (PbSO,) 1.8 x 10-8 Percentage = Solubility Product Constants for Some Inorganic Compounds at 25°C APPENDIX Substance Substance Aluminum compounds AIAsO AlOH) к, Chromium compeands CrAsO, CrOH) CrPO Cabalt compounds Co(AsOd CoCO, Co(OH) CoS (a) CoS () Co(OH), 1.6 x 10 1 1.9...
Most questions answered within 3 hours.
-
Engineers must consider the breadths of male heads when
designing helmets. The company researchers have determined...
asked 8 minutes ago -
In the Williamson Ether Synthesis of Phenacetin from
Acetaminophen, sodium methoxide in methanol and 100% ethanol...
asked 12 minutes ago -
If the spin of the earth suddenly changed to spin in the
opposite direction, what effect...
asked 26 minutes ago -
An orb weaver spider with a mass of 0.23 grams hangs vertically
by one of its...
asked 22 minutes ago -
Determine the sample size required to estimate the mean score on
a standardized test within
2...
asked 44 minutes ago -
The idea that one can remain relatively 'anonymous' on the
internet if they so choose, for...
asked 31 minutes ago -
In the reaction of N2 and H2 to produce
NH3, how many moles of H2 will...
asked 32 minutes ago -
When a certain coin is flipped, the probability of
obtaining a tails is 0.55. Which of...
asked 30 minutes ago -
Can you show how a sulfonic acid group
is introduced into an aromatic ring by Friedal...
asked 35 minutes ago -
Implement the Smith-Waterman algorithm in C that accepts a
substitution matrix.
You may assume the substitution...
asked 36 minutes ago -
The equilibrium constant Kp for the reaction
C(s)+H2O(g)⇌CO(g)+H2(g) is 2.44 at 1000 K. What are the...
asked 47 minutes ago -
HACKING
1: Discuss the tricks of hacking in 300 words.
2: Explain in you own words...
asked 48 minutes ago