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20. IO3 + HC,H,O2 = HIO3 + CH3Oz The above equation has an equilibrium constant that...
L. A HC 2 H₂O2 soln has a pH= 3.1, what is the conc. of H (H 3 Oz Ka: 1.8x105 • A 0.069M NH₃ soln has a pH: 11.9. F...
L. A HC 2 H₂O2 soln has a pH= 3.1, what is the conc. of H (H 3 Oz Ka: 1.8x105 • A 0.069M NH₃ soln has a pH: 11.9. Find ko Acids and Bases
The pH of a 1.4 M solution of butanoic acid (HC,H,O2) is measured to be 2.34....
The pH of a 1.4 M solution of butanoic acid (HC,H,O2) is measured to be 2.34. Calculate the acid dissociation constant K, of butanoic acid. Round your answer to 2 significant digits. K -0 2 Order these chemical species by increasing pH of an 0.1 M aqueous solution of each. That is, imagine making an 0.1 M solution of each species. Select I next to the species that makes the solution with the lowest pH. Select 2 next to the...
I answered the first 2, I just need the explanation for 16, thank you. Use this...
I answered the first 2, I just need the explanation for 16,
thank you.
Use this information for the next 3 questions: HCN (K, = 6.2 x 10:10) HCHO2 (K, = 1.7 x 10^^) HOCI (K. = 3.5 x 10%) HC,H,O2 (K, = 1.8 x 105) 14. A 0.10 M solution of which of the above acids will have the lowest pH? a. HCN) b. HCHO, C. HOCI d. HC,H,02 e. All will have the same pH 15. From the...
CALCULATIONS Expression for equilibrium constant (Kor) Solution Value of ( Kork) NaC,H,02 Na CO, Net-ionic equation...
CALCULATIONS Expression for equilibrium constant (Kor) Solution Value of ( Kork) NaC,H,02 Na CO, Net-ionic equation for hydrolysis Na₂CO3 - Nat+(0₂2" Nalatt302 Nat+ C&H302 NH4+cr Zn(OH)² +2H A13* 3H20 >ACOH): 3H NH4Cl ZnCI KAI(SO)
please show all work for part III :) all the information needed is in the pictures...
please show all work for part III :) all the information
needed is in the pictures
III. Preparing HC,HO, Solutions and Determining pH only cal. One! theoretical pH 1.0 x 10-14 (181) concentration of HC,H,O, M measured pH ya ? 3.06 1.0 x 10-2 ka: 1. 8x10°3 ixio- 3.43 1.0 x 10-3 x = CH) -1,34% 103n 3.87 1.0 x 107 PM - 04 TH11 4.30 concentration of HC,H,O, M calculated K of HC H302 based on pH data literature...
Table 18.2 (continued) 18.20 Solutions Tested pH [H(M) [C,H,O, (M) Percent Dissociation | 0.10 M HCH...
Table 18.2 (continued) 18.20 Solutions Tested pH [H(M) [C,H,O, (M) Percent Dissociation | 0.10 M HCH 0, 2.14 0.010 M HCH 0, 13.09 0.0010 M HC,H,O 284 Question Write the net ionic equation describing the dissociation of acetic acid in aqueous solution. Question Calculate (H) and C.H.O.- for each concentration above, showing a sample cal- culation here Question Write the equilibrium constant expression for acetic acid, and calculate a Kvalue and an apparent percent dissociation for each concentration, showing sample...
Analyze the chemical equation below: HC, H, O2(aq) + H2O() C, H307(aq) + H30 (aq) HC2H302...
Analyze the chemical equation below: HC, H, O2(aq) + H2O() C, H307(aq) + H30 (aq) HC2H302 is a Its is C2H3022 weak acid; conjugate acid O strong acid; conjugate base O strong base; conjugate acid 1 Proctoric O weak base; conjugate acid Principles of Chemistry II weak Bas: NH₃ Vanda But Question 29 Which of the following compounds would be insoluble in water? O BaSO4 O BaF2 O Na2SO4 NaF Question 30 1 Proctorio is sharino Which of the following...
Consider the following system at equilibrium where H° = 111 kJ, and Kc = 6.30, at...
Consider the following system at equilibrium where H° = 111 kJ, and Kc = 6.30, at 723 K: 2NH3(g)--> N2(g) + 3H2(g) If the TEMPERATURE on the equilibrium system is suddenly decreased: 1- the value of Kc A. Increases B. Decreases C. Remains the same 2- The value of Qc A. Is greater than Kc B. Is equal to Kc C. Is less than Kc 3- The reaction must: A. Run in the forward direction to reestablish equilibrium. B. Run...
4. Using Table 15B-4, indicate the stronger acid in each pair. a. HI, H, SO b....
4. Using Table 15B-4, indicate the stronger acid in each pair. a. HI, H, SO b. HF HCN c. H2O2, HCHO, d. H_BO4, H3PO4 ssholds as e. HCl, HClO ahle 158-4 Relative Strengths of Some Acids and Bases Acid K very large very large very large very large very large very large Perchloric acid Hydriodic acid Hydrobromic acid Hydrochloric acid Sulfuric acid Nitric acid Sulfurous acid Hydrogen sulfate ion Phosphoric acid Hydrofluoric acid Formic acid Acetic acid Carbonic acid Hypochlorous...
Question 21 (4 points) What is the expression for the equilibrium constant for the following system?...
Question 21 (4 points) What is the expression for the equilibrium constant for the following system? 2N@Cl(g) + 2NO(g) + Cl2(g) O Kc = [NO]2[C12]2/[NOCI]2 O Kc = [NO]2[C[2] / [NOCI]2 O Kc = [NO][Cl] /[NOCI] O Kc = [NO]?(C12]2/[NOCI]2 Kc = 2[NO][Cl2] / 2[NOCI] Question 20 (4 points) What is the correct equilibrium expression for the reaction? SiCl4(g) + O2(g) → SiO2(s) + 2Cl2(g) O Kc = [C12]2/[SIC14][02] Kc = 2[C12] / [SIC]4] [O2] Kc = [SiO2][Cl2] / [SiCl4]...
L. A HC 2 H₂O2 soln has a pH= 3.1, what is the conc. of H (H 3 Oz Ka: 1.8x105 • A 0.069M NH₃ soln has a pH: 11.9. Find ko Acids and Bases
The pH of a 1.4 M solution of butanoic acid (HC,H,O2) is measured to be 2.34. Calculate the acid dissociation constant K, of butanoic acid. Round your answer to 2 significant digits. K -0 2 Order these chemical species by increasing pH of an 0.1 M aqueous solution of each. That is, imagine making an 0.1 M solution of each species. Select I next to the species that makes the solution with the lowest pH. Select 2 next to the...
I answered the first 2, I just need the explanation for 16,
thank you.
Use this information for the next 3 questions: HCN (K, = 6.2 x 10:10) HCHO2 (K, = 1.7 x 10^^) HOCI (K. = 3.5 x 10%) HC,H,O2 (K, = 1.8 x 105) 14. A 0.10 M solution of which of the above acids will have the lowest pH? a. HCN) b. HCHO, C. HOCI d. HC,H,02 e. All will have the same pH 15. From the...
CALCULATIONS Expression for equilibrium constant (Kor) Solution Value of ( Kork) NaC,H,02 Na CO, Net-ionic equation for hydrolysis Na₂CO3 - Nat+(0₂2" Nalatt302 Nat+ C&H302 NH4+cr Zn(OH)² +2H A13* 3H20 >ACOH): 3H NH4Cl ZnCI KAI(SO)
please show all work for part III :) all the information
needed is in the pictures
III. Preparing HC,HO, Solutions and Determining pH only cal. One! theoretical pH 1.0 x 10-14 (181) concentration of HC,H,O, M measured pH ya ? 3.06 1.0 x 10-2 ka: 1. 8x10°3 ixio- 3.43 1.0 x 10-3 x = CH) -1,34% 103n 3.87 1.0 x 107 PM - 04 TH11 4.30 concentration of HC,H,O, M calculated K of HC H302 based on pH data literature...
Table 18.2 (continued) 18.20 Solutions Tested pH [H(M) [C,H,O, (M) Percent Dissociation | 0.10 M HCH 0, 2.14 0.010 M HCH 0, 13.09 0.0010 M HC,H,O 284 Question Write the net ionic equation describing the dissociation of acetic acid in aqueous solution. Question Calculate (H) and C.H.O.- for each concentration above, showing a sample cal- culation here Question Write the equilibrium constant expression for acetic acid, and calculate a Kvalue and an apparent percent dissociation for each concentration, showing sample...
Analyze the chemical equation below: HC, H, O2(aq) + H2O() C, H307(aq) + H30 (aq) HC2H302 is a Its is C2H3022 weak acid; conjugate acid O strong acid; conjugate base O strong base; conjugate acid 1 Proctoric O weak base; conjugate acid Principles of Chemistry II weak Bas: NH₃ Vanda But Question 29 Which of the following compounds would be insoluble in water? O BaSO4 O BaF2 O Na2SO4 NaF Question 30 1 Proctorio is sharino Which of the following...
4. Using Table 15B-4, indicate the stronger acid in each pair. a. HI, H, SO b. HF HCN c. H2O2, HCHO, d. H_BO4, H3PO4 ssholds as e. HCl, HClO ahle 158-4 Relative Strengths of Some Acids and Bases Acid K very large very large very large very large very large very large Perchloric acid Hydriodic acid Hydrobromic acid Hydrochloric acid Sulfuric acid Nitric acid Sulfurous acid Hydrogen sulfate ion Phosphoric acid Hydrofluoric acid Formic acid Acetic acid Carbonic acid Hypochlorous...
Question 21 (4 points) What is the expression for the equilibrium constant for the following system? 2N@Cl(g) + 2NO(g) + Cl2(g) O Kc = [NO]2[C12]2/[NOCI]2 O Kc = [NO]2[C[2] / [NOCI]2 O Kc = [NO][Cl] /[NOCI] O Kc = [NO]?(C12]2/[NOCI]2 Kc = 2[NO][Cl2] / 2[NOCI] Question 20 (4 points) What is the correct equilibrium expression for the reaction? SiCl4(g) + O2(g) → SiO2(s) + 2Cl2(g) O Kc = [C12]2/[SIC14][02] Kc = 2[C12] / [SIC]4] [O2] Kc = [SiO2][Cl2] / [SiCl4]...
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