An 80ml NaHSO3(aq) solution with undetermined concentration reached equivalence point with adding of 0.2M NaOH 40ml,...
An 80ml NaHSO3(aq) solution with undetermined concentration reached equivalence point with adding of 0.2M NaOH 40ml, how much ml of solution can make colour fade of 0.1M KmnO4 acid solution ?
Homework Answers
Add Answer to:
An 80ml NaHSO3(aq) solution with undetermined concentration
reached equivalence point with adding of 0.2M NaOH 40ml,...
A 30.0 mL sample of an unknown H3PO4 solution is titrated with a 0.1M NaOH solution....
A 30.0 mL sample of an unknown H3PO4 solution is titrated with a 0.1M NaOH solution. The equivalence point is reached when 26.38 mL of NaOH solution is added. What is the concentration of the unknown H3PO4 solution? The neutralization reaction is H3PO4 (aq)+ 3NaOH (aq) ----> 3H20 (l) +Na3PO4 (aq) Please guide me step by step and show your work
A 10.0 mL sample of 0.75 M CH3CH2COOH(aq) is titrated with 0.30 M NaOH(aq) (adding NaOH...
A 10.0 mL sample of 0.75 M CH3CH2COOH(aq) is titrated with 0.30 M NaOH(aq) (adding NaOH to CH3CH2COOH). Determine which region on the titration curve the mixture produced is in, and the pH of the mixture at each volume of added base. K of CH3CH2COOH is 1.3 x 10-5. base Henderson-Hasselbalch equation: pH = pK+ log NaOH CH3CH2COOH Parta): 1) After adding 18.0 mL of the NaOH solution, the mixture is (Select) equivalence point on the titration curve. 2) The...
A 10.0 mL sample of 0.75 M CH3CH2COOH(aq) is titrated with 0.30 M NaOH(aq) (adding NaOH...
A 10.0 mL sample of 0.75 M CH3CH2COOH(aq) is titrated with 0.30 M NaOH(aq) (adding NaOH to CH3CH2COOH). Determine which region on the titration curve the mixture produced is in, and the pH of the mixture at each volume of added base. K of CH3CH2COOH is 1.3 x 10-5 Henderson-Hasselbalch equation: pH =pK+ log NaOH CH3CH2COOH Parta): 1) After adding 18.0 mL of the NaOH solution, the mixture is before the equivalence point on the titration curve. 2) The pH...
An acid-base titration is performed: 250.0 mL of an unknown concentration of HCl(aq) is titrated to...
An acid-base titration is performed: 250.0 mL of an unknown concentration of HCl(aq) is titrated to the equivalence point with 36.7 mL of a 0.1000 M aqueous solution of NaOH. Which of the following statements is not true of this titration? A. At the equivalence point, the OH−concentration in the solution is 3.67×10−3 M. B. The pH is less than 7 after adding 25 mL of NaOH solution. C. The pH at the equivalence point is 7.00. D. The HCl...
1. The equivalence point of a weak, monoprotic acid with a volume of 22.00 mL was...
1. The equivalence point of a weak, monoprotic acid with a volume of 22.00 mL was reached after adding 22.10 mL of 0.1025 M NaOH(aq) and the pH at this volume was 8.91. The pH was 3.37 when the volume of NaOH(aq) added was 11.05 mL. What is the value of Ka for this unknown acid? 0.1025 0.1030 3.37 8.91 1.23 x 10-9 4.27 x 10-4 2. A solution of acetic acid, HC2H3O2, a weak monoprotic acid, was standardized by...
10.00 mL Nitric acid was titrated with NaOH of 0.100 molarity until the equivalence was reached. 15.2 mL of NaOH were re...
10.00 mL Nitric acid was titrated with NaOH of 0.100 molarity until the equivalence was reached. 15.2 mL of NaOH were required. Find: A) Concentration of nitric acid before titration B) pH of solution before titration C) pH of solution after 15.1 mL of sodium hydroxide is added D) pH of solution after 15.3 mL of sodium hydroxide is added
2)a. A 15.00 ml sample of an unknown H2SO4 solution is titrated with a 0.30 M NaOH solution. The equivalence point...
2)a. A 15.00 ml sample of an unknown H2SO4 solution is titrated with a 0.30 M NaOH solution. The equivalence point is reached when 18.00 ml of NaOH solution is added. What is the concentration of the Unknown H2SO4 solution? (1st write balance equation)
1) NaOH(aq) + HCl(aq) - NaCl(aq) + H2O(1) To determine the concentration of a NaOH(aq) solution,...
1) NaOH(aq) + HCl(aq) - NaCl(aq) + H2O(1) To determine the concentration of a NaOH(aq) solution, a student titrated a 50. mL sample with 0.10 M HCl(aq). The reaction is represented by the equation above. The titration is monitored using a pH meter, and the experimental results are plotted in the graph below. 13. 0S 7.04 Answer Key on School Loop @ P 1.07. 0 25.0 50.0 Volume HCI added (mL) One student titrated the NaOH(aq) with 1.0 M HCl(aq)...
In an acid-base titration experiment, a NaOH(aq) solution with a known concentration of NaOH is used...
In an acid-base titration experiment, a NaOH(aq) solution with a known concentration of NaOH is used to titrate a given volume of an HClO4(aq) solution. At the equivalence point, (A) the volume of added NaOH(aq) equals the volume of HClO4(aq). (B) the concentration of HClO4(aq) equals the concentration of NaOH(aq). (C) the added amount (mol) of NaOH(aq) it just enough to neutralize all HClO4(aq). (D) the amount (mol) of HClO4(aq) exceeds the added amount (mol) of NaOH(aq). (E) the added...
A 10.0 mL sample of 0.25 M NH3(aq) is titrated with 0.20 M HCl(aq) (adding HCl to NH3
1)A 10.0 mL sample of 0.25 M NH3(aq)
is titrated with 0.20 M HCl(aq) (adding HCl to
NH3). Determine which region on the titration curve the
mixture produced is in, and the pH of the mixture at each volume of
added acid.Kb of NH3 is 1.8 ×
10−5.Henderson–Hasselbalch equation:Part a):1) After adding 10 mL of the HCl solution, the
mixture is [ Select ] ["at", "before", "after"] the
equivalence point on the titration curve.2) The pH of the solution after...
A 10.0 mL sample of 0.75 M CH3CH2COOH(aq) is titrated with 0.30 M NaOH(aq) (adding NaOH to CH3CH2COOH). Determine which region on the titration curve the mixture produced is in, and the pH of the mixture at each volume of added base. K of CH3CH2COOH is 1.3 x 10-5. base Henderson-Hasselbalch equation: pH = pK+ log NaOH CH3CH2COOH Parta): 1) After adding 18.0 mL of the NaOH solution, the mixture is (Select) equivalence point on the titration curve. 2) The...
A 10.0 mL sample of 0.75 M CH3CH2COOH(aq) is titrated with 0.30 M NaOH(aq) (adding NaOH to CH3CH2COOH). Determine which region on the titration curve the mixture produced is in, and the pH of the mixture at each volume of added base. K of CH3CH2COOH is 1.3 x 10-5 Henderson-Hasselbalch equation: pH =pK+ log NaOH CH3CH2COOH Parta): 1) After adding 18.0 mL of the NaOH solution, the mixture is before the equivalence point on the titration curve. 2) The pH...
2)a. A 15.00 ml sample of an unknown H2SO4 solution is titrated with a 0.30 M NaOH solution. The equivalence point is reached when 18.00 ml of NaOH solution is added. What is the concentration of the Unknown H2SO4 solution? (1st write balance equation)
1) NaOH(aq) + HCl(aq) - NaCl(aq) + H2O(1) To determine the concentration of a NaOH(aq) solution, a student titrated a 50. mL sample with 0.10 M HCl(aq). The reaction is represented by the equation above. The titration is monitored using a pH meter, and the experimental results are plotted in the graph below. 13. 0S 7.04 Answer Key on School Loop @ P 1.07. 0 25.0 50.0 Volume HCI added (mL) One student titrated the NaOH(aq) with 1.0 M HCl(aq)...
1)A 10.0 mL sample of 0.25 M NH3(aq)
is titrated with 0.20 M HCl(aq) (adding HCl to
NH3). Determine which region on the titration curve the
mixture produced is in, and the pH of the mixture at each volume of
added acid.Kb of NH3 is 1.8 ×
10−5.Henderson–Hasselbalch equation:Part a):1) After adding 10 mL of the HCl solution, the
mixture is [ Select ] ["at", "before", "after"] the
equivalence point on the titration curve.2) The pH of the solution after...
Most questions answered within 3 hours.
-
Q4. Company director dies of brain hemorrhage after heading a
football. David Belk, 50, of Macclesfield,...
asked 53 minutes ago -
If this 2.0 ppm dilution is still measurable, the detection
limit for STD-B is less than...
asked 1 hour ago -
Calculate the ideal banking angle in degrees for a gentle turn of
1.8 km radius on...
asked 1 hour ago -
From these three classification approaches (decision trees,
Naïve Bayes and neural networks), both with their own...
asked 1 hour ago -
A soda dispenser can be adjusted to deliver any fixed number of
ounces of soft drink....
asked 1 hour ago -
A hockey puck (1) of mass 160 g is shot east at a speed of 6.60...
asked 1 hour ago -
Segregation of duties reduces the opportunities for a person to
be in a position to do...
asked 1 hour ago -
Can an organism use both oxidative phosphorylation and substrate
level phosphorylation? If so, what are some...
asked 1 hour ago -
The masses and coordinates of three spheres are as follows:
12 kg, x = 0.50 m,...
asked 1 hour ago -
Problem 1: A cell generates a traction force of 2×〖10〗^4
μ"dynes" and travels at a speed...
asked 1 hour ago -
How can a company with future income of 152 billion but 4.5
billion in debt overcome...
asked 1 hour ago -
Ryman Healthcare stock is trading at $13. Every six months, they
pay a 15 cent dividend....
asked 1 hour ago