Question

In: Chemistry

What is the pH when 50 ml of 0.040 M NaOH is mixed with 50 ml...

What is the pH when 50 ml of 0.040 M NaOH is mixed with 50 ml of 0.040 M HN3 (Ka= 1.9*10^-5)

Solutions

Expert Solution


Related Solutions

What is the pH of 75 mL 1.2 M NaOH mixed with 50 mL 0.90 M...
What is the pH of 75 mL 1.2 M NaOH mixed with 50 mL 0.90 M HCl? A buffer is prepared by mixing 200.0 mL of 0.1500 M NaOH with 200.0 mL of 0.200 M CH3CO2H in a 1-L volumetric flask and then diluted to volume with distilled deionized water. Calculate the pH of the buffer. Ka = 1.75 × 10−5
What is the pH when 125 mL of 0.1 M NaOH is added to 175 mL...
What is the pH when 125 mL of 0.1 M NaOH is added to 175 mL of 0.2 M CH3COOH (acetic acid) if pKa for acetic acid = 4.76?
What is the pH when 125 mL of 0.1 M NaOH is added to 175 mL...
What is the pH when 125 mL of 0.1 M NaOH is added to 175 mL of 0.2 M CH3COOH (acetic acid) if pKa for acetic acid = 4.76?
Assume that you mixed 20.00 mL of 0.040 M KI with 20.00 mL of 0.060 M...
Assume that you mixed 20.00 mL of 0.040 M KI with 20.00 mL of 0.060 M (NH4)2S2O8 , 10.00 mL of 0.00070 M Na2S2O3 , and a few drops of starch. The point of mixing sets time = 0. The Initial Concentrations are: [KI] = 0.016M [(NH4)2S2O8] = 0.024M [Na2S2O3] = 0.00014M Oxidation-Reduction Reaction between iodide and peroxydisulfate: 2I- + S2O8^2- -> 2SO4^2- + I2 Iodine Clock Method reaction: 2S2O3^2- +I2 -> 2I^- + S4O6^2- Question: The basis of the...
What will be the pH change when 20.0 mL of 0.100 M NaOH is added to...
What will be the pH change when 20.0 mL of 0.100 M NaOH is added to 80.0 mL of a buffer solution consisting of 0.169 M NH3 and 0.188 M NH4Cl? (Assume that there is no change in total volume when the two solutions mix.) pKa = 9.25
A student conducts a titration of 50 mL of HCl with 1.00 M NaOH. The pH...
A student conducts a titration of 50 mL of HCl with 1.00 M NaOH. The pH at the equivalence point is Basic Neutral Acid
What is the pH change when 22.4 mL of .07 M NaOH is added to 63.6...
What is the pH change when 22.4 mL of .07 M NaOH is added to 63.6 mL of a buffer solution consisting of .124 M NH3 and 0.153 M NH4Cl? (Ka for ammonium ion is 5.6x10^-10.)
What is the pH change when 22.4 mL of .07 M NaOH is added to 63.6...
What is the pH change when 22.4 mL of .07 M NaOH is added to 63.6 mL of a buffer solution consisting of .124 M NH3 and 0.153 M NH4Cl? (Ka for ammonium ion is 5.6x10^-10.)
This is a Mixed question A 101.2 mL sample of 1.00 M NaOH is mixed with...
This is a Mixed question A 101.2 mL sample of 1.00 M NaOH is mixed with 50.6 mL of 1.00 M H2SO4 in a large Styrofoam coffee cup; the cup is fitted with a lid through which passes a calibrated thermometer. The temperature of each solution before mixing is 22.25 °C. After adding the NaOH solution to the coffee cup and stirring the mixed solutions with the thermometer, the maximum temperature measured is 31.50 °C. Assume that the density of...
Calculate the pH when 48.0 mL of 0.150 M KOH is mixed with 20.0 mL of...
Calculate the pH when 48.0 mL of 0.150 M KOH is mixed with 20.0 mL of 0.300 M HBrO (Ka = 2.5 × 10^-9)
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT