0.001 L of 3.0 M NaOH was mixed with 0.166 L of distilled water. 0.040 L...
0.001 L of 3.0 M NaOH was mixed with 0.166 L of distilled
water.
0.040 L of this solution was transferred into a beaker.
0.001 L of 3.0 M HCl was added to the beaker. Calculate the pH and
[H+].
Homework Answers
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0.001 L of 3.0 M NaOH was mixed with 0.166 L of distilled
water.
0.040 L...
Calculate the concentrations of NaOH and maleic acid. 100 mL of 0.1 M NaOH was transferred...
Calculate the concentrations of NaOH and maleic acid. 100 mL of 0.1 M NaOH was transferred into a buret. 0.433 g of maleic acid was dissolved in a 100 mL volumetric flask. 25 mL of this solution was transferred into a plastic beaker, and 50 mL of distilled water was added. 6 mL of NaOH was added to get to the first equivalence point (brought pH to 1.99), and a total of 30 mL was added to reach the second...
If 2.0 mL of distilled water is added to 3.0 mL of a 0.150 M solution...
If 2.0 mL of distilled water is added to 3.0 mL of a 0.150 M solution of CoCly, what is the concentration of the resulting solution? Show your work. (a) What is a calibration curve? (b) Why do we use a calibration curve to determine the concentration of our unknown 5. A colored sample with a concentration of 0.160 M has an absorbance of 0.80 in a 1.0 cm path length cuvette. (a) What would be the absorbance expected if...
REPOSTING: observing pH changes in Water and Buffer solutions. the amount added of HCl and NaOH...
REPOSTING: observing pH changes in Water and Buffer
solutions.
the amount added of HCl and NaOH are both 25mL.
the buffer solution is made of 2grams of NaC2H3O2 and
4 mL of 6M HC2H3O2 in a 50 mL solution (46mL of water). the
solution will contain 2.4x10^-2 mol each of NaC2H3O2 a d
HC2H3O2.
question:
how to answer it (I'm not sure I'm doing it right and
want an expert to double check):
I need help calculating the theoretical and...
Determine the pH of a solution when 24.1 mL of 0.029 M HNO, is mixed with...
Determine the pH of a solution when 24.1 mL of 0.029 M HNO, is mixed with 18.6 mL of A. 0.0060 M NaOH. pH = B. distilled water. pH = C. 0.0100 M HCl. pH = D. 0.072 M KOH. pH =
0.02 M HCN are added to 1 L of distilled water at 25 oC. What is...
0.02 M HCN are added to 1 L of distilled water at 25 oC. What is pH and pOH of the solution? pKa of HCN is 9.31. Draw a pH - pC diagram to find pH and pOH.
Determine the pH of a solution when 25.7 mL of 0.13 M HNO3 is mixed with...
Determine the pH of a solution when 25.7 mL of 0.13 M HNO3 is mixed with 20.5 mL of: A) 0.100 M NaOH B) Distilled water C) .060M HClD).300M KOH
Prepare dilute acid and base solutions and buffered acid and base solutions to observe how buffering...
Prepare dilute acid and base solutions and buffered acid and base solutions to observe how buffering affects the pH. Use four clean, dry 50 ml beakers. Put these pH measurments in the Data Sheet Dilute NaOH Beaker 3 1. add 25 mL distilled H2O Buffered NaOH Beaker 4 1. add 25 mL of original buffer solution Dilute HCI Buffered HCI Beaker 1 Beaker 2 1. add 25 mL distilled 1. add 25 mL of H2O original buffer solution 2. Measure...
Given a 1.00 L solution that is 0.60 M HF and 1.00 M KF, calculate the pH after 0.060 mol NaOH is added, and calculate...
Given a 1.00 L solution that is 0.60 M HF and 1.00 M KF, calculate the pH after 0.060 mol NaOH is added, and calculate the pH after 0.20 mol HCl is added to the original solution. Ka = 7.2x10-4 pH = when NaOH is added pH = when HCl is added
Calculate the pH after 0.16 mole of NaOH is added to 1.06 L of a solution that is 0.46 M HNO2 and 1.14 M KNO2, and calcu...
Calculate the pH after 0.16 mole of NaOH is added to 1.06 L of a
solution that is 0.46 M HNO2 and 1.14
M KNO2, and calculate the pH after 0.32 mole of
HCl is added to 1.06 L of the same solution of HNO2 and
KNO2.
0.16 mole of NaOH
0.32 mole of HCl
12. 6.25 points | Previous Answers ZumChemP8 8E.029 My Notes Ask Your Calculate the pHfter 0.16 mole of NaOHs added to 1.06 L of a...
Calculate the pH after 0.15 mole of NaOH is added to 1.07 L of a solution...
Calculate the pH after 0.15 mole of NaOH is added to 1.07 L of a solution that is 0.59 M HNO2 and 1.05 M KNO2, and calculate the pH after 0.30 mole of HCl is added to 1.07 L of the same solution of HNO2 and KNO2. 0.15 mole of NaOH __________ 0.30 mole of HCl __________
If 2.0 mL of distilled water is added to 3.0 mL of a 0.150 M solution of CoCly, what is the concentration of the resulting solution? Show your work. (a) What is a calibration curve? (b) Why do we use a calibration curve to determine the concentration of our unknown 5. A colored sample with a concentration of 0.160 M has an absorbance of 0.80 in a 1.0 cm path length cuvette. (a) What would be the absorbance expected if...
REPOSTING: observing pH changes in Water and Buffer
solutions.
the amount added of HCl and NaOH are both 25mL.
the buffer solution is made of 2grams of NaC2H3O2 and
4 mL of 6M HC2H3O2 in a 50 mL solution (46mL of water). the
solution will contain 2.4x10^-2 mol each of NaC2H3O2 a d
HC2H3O2.
question:
how to answer it (I'm not sure I'm doing it right and
want an expert to double check):
I need help calculating the theoretical and...
Determine the pH of a solution when 24.1 mL of 0.029 M HNO, is mixed with 18.6 mL of A. 0.0060 M NaOH. pH = B. distilled water. pH = C. 0.0100 M HCl. pH = D. 0.072 M KOH. pH =
Prepare dilute acid and base solutions and buffered acid and base solutions to observe how buffering affects the pH. Use four clean, dry 50 ml beakers. Put these pH measurments in the Data Sheet Dilute NaOH Beaker 3 1. add 25 mL distilled H2O Buffered NaOH Beaker 4 1. add 25 mL of original buffer solution Dilute HCI Buffered HCI Beaker 1 Beaker 2 1. add 25 mL distilled 1. add 25 mL of H2O original buffer solution 2. Measure...
Given a 1.00 L solution that is 0.60 M HF and 1.00 M KF, calculate the pH after 0.060 mol NaOH is added, and calculate the pH after 0.20 mol HCl is added to the original solution. Ka = 7.2x10-4 pH = when NaOH is added pH = when HCl is added
Calculate the pH after 0.16 mole of NaOH is added to 1.06 L of a
solution that is 0.46 M HNO2 and 1.14
M KNO2, and calculate the pH after 0.32 mole of
HCl is added to 1.06 L of the same solution of HNO2 and
KNO2.
0.16 mole of NaOH
0.32 mole of HCl
12. 6.25 points | Previous Answers ZumChemP8 8E.029 My Notes Ask Your Calculate the pHfter 0.16 mole of NaOHs added to 1.06 L of a...
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