5

# The pH of a 1.3 M solution of 4-pyridinecarboxylic acid (HC 6H_NO2) is measured to be 2.42Calculate the acid dissociation constant Ka of 4-pyridinecarboxylic acid. ...

## Question

###### The pH of a 1.3 M solution of 4-pyridinecarboxylic acid (HC 6H_NO2) is measured to be 2.42Calculate the acid dissociation constant Ka of 4-pyridinecarboxylic acid. Round your answer to 2 significant digits.

The pH of a 1.3 M solution of 4-pyridinecarboxylic acid (HC 6H_NO2) is measured to be 2.42 Calculate the acid dissociation constant Ka of 4-pyridinecarboxylic acid. Round your answer to 2 significant digits.

#### Similar Solved Questions

##### 11 1 the 1 thad ito H { of Lagrange thnt cnn 1 H 1 ! rctangle Probiorn 1Ellipse 8] Rectangle Figure0ay 24
1 1 1 the 1 thad ito H { of Lagrange thnt cnn 1 H 1 ! rctangle Probiorn 1 Ellipse 8 ] Rectangle Figure 0ay 24...
##### 1.5 Let 4 = ~2a, + 54, + J B 4 + 332' andC = 43, 64, + Ia_ (a) Determine A - B + C (6) Find A . (B X C) (c) Calculate the angle between A and B
1.5 Let 4 = ~2a, + 54, + J B 4 + 332' andC = 43, 64, + Ia_ (a) Determine A - B + C (6) Find A . (B X C) (c) Calculate the angle between A and B...
##### An article reported that; in study of particular wafer inspection process 356 dies were examined Dy an inspection probe and 215 of these passed the probe. Assuming stable process, calculate 95% (two-sided) confidence Interval for the proportion of all dies that pass the probe_ (Round your answers t0 three decimal places:)290917
An article reported that; in study of particular wafer inspection process 356 dies were examined Dy an inspection probe and 215 of these passed the probe. Assuming stable process, calculate 95% (two-sided) confidence Interval for the proportion of all dies that pass the probe_ (Round your answers t0...
##### QuastadWhat powers the phosphorylation of ADP by ATP synthase?Rol enthondUreedouelSelect one: #bentbeo photomsBreaking hah cnergy phosphale bond membrane; with the gradient; through the ATP synthase proton channel: protons crossing Kydrolysis = change shape = thotproton purno by electronsDrritotKaanet Aae an4At the core of all biological macro molecules is _Vnd QuletSclect one: carbon chainMaetonplucose heavy metalsLaterTepleJot yet meren9. Hydrolysis of ATP to pump sodium out of the cell is an
Quastad What powers the phosphorylation of ADP by ATP synthase? Rol enthond Ureedouel Select one: #bentbeo photoms Breaking hah cnergy phosphale bond membrane; with the gradient; through the ATP synthase proton channel: protons crossing Kydrolysis = change shape = thotproton purno by electrons Drrit...
##### Q2. Write soltions of two Cauchy problowns fow thc Tin equation Wtt 2#z with <r<+0 The inilial dala: Problcm I: u(z,0) sin \$,"(.0) - 0 Problem 2: u(z,0) _ < sin I."(1.0) = 0 shcre Is aTX positive mmhrr _ Shov that thosc: soltions diffcr in milgnitnclc for all ad
Q2. Write soltions of two Cauchy problowns fow thc Tin equation Wtt 2#z with <r<+0 The inilial dala: Problcm I: u(z,0) sin \$,"(.0) - 0 Problem 2: u(z,0) _ < sin I."(1.0) = 0 shcre Is aTX positive mmhrr _ Shov that thosc: soltions diffcr in milgnitnclc for all ad...
##### Horizontal & Vertical Gene TransferWhat is the difference between horizontal gene transfer and vertical gene transfer? (You must define both in order t0 describe the difference )What are the three different types of horizontal gene transfer? Name, describe and compare them
Horizontal & Vertical Gene Transfer What is the difference between horizontal gene transfer and vertical gene transfer? (You must define both in order t0 describe the difference ) What are the three different types of horizontal gene transfer? Name, describe and compare them...
##### Let A be & 3-by-3 matrix Given thatXi =Xz =e-2t X3 =are solutions of X' = AX. Determine if {X1,Xz, Xs} form & fundamental set of solution of X' = AX or not_ If \$0, find the general solution of X' = AX:
Let A be & 3-by-3 matrix Given that Xi = Xz = e-2t X3 = are solutions of X' = AX. Determine if {X1,Xz, Xs} form & fundamental set of solution of X' = AX or not_ If \$0, find the general solution of X' = AX:...
##### Obtain as much information as you can about the \$P\$ -value for the \$F\$ test for model utility in each of the following situations:a. \$k=2, n=21\$, calculated \$F=2.47\$b. \$k=8, n=25\$, calculated \$F=5.98\$c. \$k=5, n=26\$, calculated \$F=3.00\$d. The full quadratic model based on \$x_{1}\$ and \$x_{2}\$ is fit, \$n=20\$, and calculated \$F=8.25\$.e. \$k=5, n=100\$, calculated \$F=2.33\$
Obtain as much information as you can about the \$P\$ -value for the \$F\$ test for model utility in each of the following situations: a. \$k=2, n=21\$, calculated \$F=2.47\$ b. \$k=8, n=25\$, calculated \$F=5.98\$ c. \$k=5, n=26\$, calculated \$F=3.00\$ d. The full quadratic model based on \$x_{1}\$ and \$x_{2}\$ is f...
##### 31. In normal strain of E coli; 070 stimulates the Iranscnplion typical genes" at 308_ The level of 032 at 30" â‚¬ is too low to allow Ihe transcription of the "heat shock genes_ When the lemperature raised 42"C, however, Ihe level ol 032 rises l0 sbmulate Ihe (ranscription af Ihe "heat shock genes. On Ihe olher hand; 070 heat denatures and therefore, Ihe transcription of Ine "typical genes" i5 shut off at 42"C.Normal stJin 0l â‚¬ coli 30 "42"CRN
31. In normal strain of E coli; 070 stimulates the Iranscnplion typical genes" at 308_ The level of 032 at 30" â‚¬ is too low to allow Ihe transcription of the "heat shock genes_ When the lemperature raised 42"C, however, Ihe level ol 032 rises l0 sbmulate Ihe (ranscription a...
##### Flx) = -2 Rev ch 2 # H1 + 8x - 4 14 Find the average rate = of change for the function Afrom X 0 t0 *2
flx) = -2 Rev ch 2 # H1 + 8x - 4 14 Find the average rate = of change for the function Afrom X 0 t0 *2...
##### Question 19 (4 points) Amino acids containing a nonpolar "R" group arein nature.acidichydrophilicbasichydrophobic
Question 19 (4 points) Amino acids containing a nonpolar "R" group are in nature. acidic hydrophilic basic hydrophobic...
##### Find the area of the region bounded by the graph of f and the x-axis on the given interval.f(x) = x^2 -35; [0,3]The area is ( )(Type an integer or a simplified fraction.)
Find the area of the region bounded by the graph of f and the x-axis on the given interval.f(x) = x^2 -35; [0,3]The area is ( )(Type an integer or a simplified fraction.)...
##### Mn c cptab NireIoeiannCeelalemEE snmtEnDan JpeuiLAolndom Daenteaecnet iUnonulzbiEoxedhe150 nu; Ereltt nazk3T-Ao_nJuzMje5 ntezeti
Mn c cptab Nire Ioeiann CeelalemE E snmt EnDan JpeuiL Aolndom Daenteae cnet iUnonulzbiEoxedhe150 nu; Ereltt nazk3T- Ao_nJuz Mje5 ntezeti...
##### (25 pts) Let A be a finite set. Call T G P(A) a topology on A if T satisfies the following: AeT,\$eT. If X,Y â‚¬ T,then X nY â‚¬ T and XUY et Which of the following are topologies o A = {1,2,3}2 If it is not, why not? a) T = {0,{1},A} b) T = {0,{1},{2},A} T = {0,{1},{2},{1,2}} T = {0,{2},{3},{2,3},A} T =P(A)
(25 pts) Let A be a finite set. Call T G P(A) a topology on A if T satisfies the following: AeT,\$eT. If X,Y â‚¬ T,then X nY â‚¬ T and XUY et Which of the following are topologies o A = {1,2,3}2 If it is not, why not? a) T = {0,{1},A} b) T = {0,{1},{2},A} T = {0,{1},{2},{1,2}} T = {0,{2},{3},...
##### 8 (a) A muon travels 40 km into the atmosphere ata speed of 0.800c. According to the muon, how thick is the atmosphere?the earth at 0.70Oc shoots bullet out the front door at 0.600c relative to the (b) A rocket cruising past rocket: What is the bullet s speed relative to the earth?
8 (a) A muon travels 40 km into the atmosphere ata speed of 0.800c. According to the muon, how thick is the atmosphere? the earth at 0.70Oc shoots bullet out the front door at 0.600c relative to the (b) A rocket cruising past rocket: What is the bullet s speed relative to the earth?...
##### {demoe znehe ideal gas law; Without referring back to the text; t0 write the ideal gas Iaw solved for use algebran =E n = FV n = E n = PV RT
{demoe znehe ideal gas law; Without referring back to the text; t0 write the ideal gas Iaw solved for use algebra n = E n = FV n = E n = PV RT...