construct a log concentration pH diagram for a total concentartion of 3 x 10^-2 for a...
construct a log concentration pH diagram for a total concentartion of 3 x 10^-2 for a HF/F system
HF = F + H Pka = 3.2
What is the pH of a 3 x 10^-2M HF solution
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construct a log concentration pH diagram for a total
concentartion of 3 x 10^-2 for a...
6. (a) Construct a log Il-pH diagram to determine the pH of a solution containing 10-3...
6. (a) Construct a log Il-pH diagram to determine the pH of a solution containing 10-3 M Na2CO3 (PKAI = 6.37. KA2 = 10.33) and 10 Macetic acid (p =4.74) (b) What's the equilibrium pH if 10" M NaOH is added to the system? 7. Assume that a wastewater contains phenol (CH3OH) as a major constituent. Write the redox half reactions for the conversion of phenol to carbon dioxide (CO2) and the reaction of Cr 0-to Cr(OH). Combine the two...
I need help with constructing the Log C vs pH diagram. Also I need the solution...
I
need help with constructing the Log C vs pH diagram. Also I need
the solution to 4.29 and 4.31. PLEASE contstruct the Log C vs pH
diagram to figure out the problem.
4.29 4.30 Using a logarithmic concentration diagram, determine the pH of a solution containing 10-M Na Co, and 10-'M NaOH. Answer: 11.1 Using a logarithmic concentration diagram, find the pH of a solution containing 10-2 M acetic acid and 10-2 M ammonia. Using a logarithmic concentration diagram,...
6. The graph here shows a log scale speciation diagram of the carbonic acid system as...
6. The graph here shows a log scale speciation diagram of the carbonic acid system as a function of phl a. Label the three plotlines with H CO HCo, and CO2.(2pts) -1 -2 b. The y-axis shows the log of the molar concentrations of all species. What is the total concentration of all carbonate species in this solution? (1 pt) 으-3 c. At what pH is the concentration of H2CO: one hundred times higher than the-つ concentration of HCO.? (1pt)...
3. Calculate the pH (Ka = 2.0 x 10-2 alculate the pH at the beginning of...
3. Calculate the pH (Ka = 2.0 x 10-2 alculate the pH at the beginning of a titration of 50.00 of 0. 20 x 10-2) with NaOH solution. If the quadratic equa e accurate, what would the percent error in the pH if the simple equation were used to calculate the phine of 50.00 of 0.005M HA quadratic equation is assumed to the simpler (square root) 4. According to Figure 19.1 at which point(s) ABCD on the titration curve does...
pH= 4.75 + log (5/5)= 4.75 pH= 4.75 + log (1/5)= 4.05 pH= 4.75 + log...
pH= 4.75 + log (5/5)= 4.75 pH= 4.75 + log (1/5)= 4.05 pH= 4.75 + log (1/10)= 3.75 pH= 4.75 + log 10= 5.75 pH= 4.75 + log 5= 5.44 Table 3: Sodium Acetate Data Sodium Acetate (g) Molarity of Sodium Acetate (Step 7) 4.0 g 0.4876 M Table 4: Buffer Solutions and pH Readings for Beakers A, B, C, D, and E Buffer mL of Acetic Acid mL of Sodium Acetate pH measured A 5 5 4.3 B 5...
3) (1 points) Below is a log C-pH diagram for 10" M hydrogen sulfide (H2S). (a)...
3) (1 points) Below is a log C-pH diagram for 10" M hydrogen sulfide (H2S). (a) Label the lines with the species they represent and assign correct values to the axes. (b) Draw lines for Ht and OH on the diagram. (c) What is the pH of a solution made by mixing 10-4 M NaHS and 9x10-4 M H2S? (d) Would a solution made by adding 0.5x10-4 M Na2S and 9.5x10-4 M H2S be more acidic, more alkaline, or the...
Calculate the concentration of all species present and the pH of a 0.019-M HF solution. Ka...
Calculate the concentration of all species present and the pH of a 0.019-M HF solution. Ka for HF is 7.2 x 10-4 a (H+) = [F-]= [HF] = [OH-]= Submit
The acidity of a solution can be measured by pH=-log([H+] =-log([H3O+]. What is the pH of...
The acidity of a solution can be measured by pH=-log([H+] =-log([H3O+]. What is the pH of a solution if the concentration of H3O+ ions is 1.0X10^-5 M
9. Consider the equation pH = -log[4], where (H+) is the concentration of hydrogen ions in...
9. Consider the equation pH = -log[4], where (H+) is the concentration of hydrogen ions in mol/L. What is the difference in pH between a solution with [14] -0.006 mol/L and a solution with (H+) = 0.0001 mol/L? Mark Value: 2 10. What is the relationship between an exponential function and a logarithmic function? What happens to the domain and range between an exponential and logarithmic function? Name two other characteristics between them that change in the same way. Mark...
The stomach of a healthy person has pH=2. pH= -1 log [H+] where the concentration of...
The stomach of a healthy person has pH=2. pH= -1 log [H+] where the concentration of hydrogen ions is given in moles per liter. What is the concentration of hydrogen ions in a healthy person's stomach? Show your work.
6. (a) Construct a log Il-pH diagram to determine the pH of a solution containing 10-3 M Na2CO3 (PKAI = 6.37. KA2 = 10.33) and 10 Macetic acid (p =4.74) (b) What's the equilibrium pH if 10" M NaOH is added to the system? 7. Assume that a wastewater contains phenol (CH3OH) as a major constituent. Write the redox half reactions for the conversion of phenol to carbon dioxide (CO2) and the reaction of Cr 0-to Cr(OH). Combine the two...
I
need help with constructing the Log C vs pH diagram. Also I need
the solution to 4.29 and 4.31. PLEASE contstruct the Log C vs pH
diagram to figure out the problem.
4.29 4.30 Using a logarithmic concentration diagram, determine the pH of a solution containing 10-M Na Co, and 10-'M NaOH. Answer: 11.1 Using a logarithmic concentration diagram, find the pH of a solution containing 10-2 M acetic acid and 10-2 M ammonia. Using a logarithmic concentration diagram,...
6. The graph here shows a log scale speciation diagram of the carbonic acid system as a function of phl a. Label the three plotlines with H CO HCo, and CO2.(2pts) -1 -2 b. The y-axis shows the log of the molar concentrations of all species. What is the total concentration of all carbonate species in this solution? (1 pt) 으-3 c. At what pH is the concentration of H2CO: one hundred times higher than the-つ concentration of HCO.? (1pt)...
3. Calculate the pH (Ka = 2.0 x 10-2 alculate the pH at the beginning of a titration of 50.00 of 0. 20 x 10-2) with NaOH solution. If the quadratic equa e accurate, what would the percent error in the pH if the simple equation were used to calculate the phine of 50.00 of 0.005M HA quadratic equation is assumed to the simpler (square root) 4. According to Figure 19.1 at which point(s) ABCD on the titration curve does...
3) (1 points) Below is a log C-pH diagram for 10" M hydrogen sulfide (H2S). (a) Label the lines with the species they represent and assign correct values to the axes. (b) Draw lines for Ht and OH on the diagram. (c) What is the pH of a solution made by mixing 10-4 M NaHS and 9x10-4 M H2S? (d) Would a solution made by adding 0.5x10-4 M Na2S and 9.5x10-4 M H2S be more acidic, more alkaline, or the...
Calculate the concentration of all species present and the pH of a 0.019-M HF solution. Ka for HF is 7.2 x 10-4 a (H+) = [F-]= [HF] = [OH-]= Submit
9. Consider the equation pH = -log[4], where (H+) is the concentration of hydrogen ions in mol/L. What is the difference in pH between a solution with [14] -0.006 mol/L and a solution with (H+) = 0.0001 mol/L? Mark Value: 2 10. What is the relationship between an exponential function and a logarithmic function? What happens to the domain and range between an exponential and logarithmic function? Name two other characteristics between them that change in the same way. Mark...
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