I need help with calculating the missing spots in the table below:
Mix 10.0 mL of NaOH with 25.0 mL of HX. Stir to mix thoroughly. Measure the pH and temperature of this solution.
| Before mixing, [HX] | 1.02 M |
| Before mixing, [NaOH] | 1.04 M |
| Temperature | 20.0 c |
| Concentration of Unreacted [HX] M | |
| Concentration of [X-] after reaction | |
| pH of solution | 4.47 |
| Equilibrium Concentration [HX] M | |
| Equilibrium Concentration [X-] M | |
| Equilibrium Concentration [H3O+] M | |
| Ka |
I need help with calculating the missing spots in the table below: Mix 10.0 mL of...
13.) You mix 44.0 mL of 0.070 M NaOH with 22.0ml of 0.14M benzoic acid (Ka=6.3x10^-5). What molecules and ions exist in this solution? List them in order of decreasing concentration. To do this answer the following questions. How many moles of C6H5CO2H were added to the mixture? How many moles of NaOH was added to the mixture? What is the prodominant solute present in solution after mixing the benzoic acid and NaOH solution? A.) NaOH B.) NaHCO2 C.) HCO2H...
show all work Consider that 20.0 mL of 0.10 M HA (an arbitrary weak acid, Ka= 2.5 × 10−6) is titrated with 0.10 M NaOH solution. The ionization of HA in water occurs as the following. HA (aq) + H2O(l) ⇌ A (aq) + H3O (aq) The neutralization reaction between HA and NaOH can be expresses as the following. HA (aq) + NaOH (aq) NaA (aq) + H2O (l) Answer the following questions. A) What will be the initial...
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Calculate the pH of the solution that results from mixing 10.0 mL of 0.38 M formic acid and 20.0 mL of 0.19 M sodium hydroxide. (Ka value for formic acid is 1.8 x 10^-4 .) pH = __
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1.what will be the molarity of naoh solutin if u mix 20 ml of naoh
and 80 ml h2o
2. 100g koh is dissolved in 250 ml water . calculate molality
of koh in that solution molecular nass of koh is 56.1g/mol dennsity
of water is 1.0
noul WIheory or prnciple Calculate the pH of 0.055 M HCl solution 14. Calculate the pH of 0.02 M NaOH solution 15. bal Calculate the pOH of 0.04 M Acetic acid, Ka of...
Ka * Kb = Kw = 1.0 X 10-14 A 25.0 ml sample of a 0.100 M solution of aqueo us ammonia is titrated with a 0.125 M solution of HCI. Calculate the pH of the solution after 0.00, 10.0, 20.0, 30.00, and 40.0 mL of acid have been added; Kb of NH3= 1.8 X 10-5 at 25 °C. Hint: First find the moles after each 10.00 ml of acid is added. Then find the concentration after equilibrium is reached.
1) Calculate the pH of the 1L buffer composed of 500 mL of 0.60 M acetic acid plus 500 mL of 0.60 M sodium acetate, after 0.010 mol of HCl is added (Ka HC2H3O2 = 1.75 x 10-5). Report your answer to the hundredths place. 2) Calculate the pH of the 1L buffer composed of 500 mL 0.60 M acetic acid plus 500 mL of 0.60 M sodium acetate, after 0.010 mol of NaOH is added (Ka HC2H3O2 = 1.75...
please answer 23 and 24
*please show all work and calculations *
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