Question

Determine the equilibrium pH of a solution made by adding Na2HPO4to water to a give a...

Determine the equilibrium pH of a solution made by adding Na2HPO4to water to a give a concentration of 10-4 M at 25oC. The Na2HPO4 completely dissolves in water. (Ignore activity corrections)

Science   Chemistry   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
A solution is made by adding sodium hypochlorite, NaClO, to water to give 2.0 L of...
A solution is made by adding sodium hypochlorite, NaClO, to water to give 2.0 L of solution. If the solution has a pH of 10.25, how many moles of NaClO were added?
3. Using graphical solution techniques, find the equilibrium pH of the following solutions. Ignore activity corrections...
3. Using graphical solution techniques, find the equilibrium pH of the following solutions. Ignore activity corrections (Note: you will need to find the correct Ka values). (a) 10-4 M HOCl (b) 10-4 M NaF (c) 10-4 M NH4Cl (d) 10-3 M baking soda (NaHCO3) (e) 10-3 M baking powder (Na2CO3) (f) 10-3 M baker’s ammonia ((NH4)2CO3)
Buffer Solution A was produced by adding HCHO2 and NaCHO2 in water to give a solution...
Buffer Solution A was produced by adding HCHO2 and NaCHO2 in water to give a solution with [HCHO2] = 1.0 M and [NaCHO2] = 1.0 M in a 1.00 L solution. 5.0 g of NaOH was then added to the 1.00 L solution. Select all the statements that are true after the addition of NaOH. 1. the [HCHO2] will be less than 1.0 M 2. the pH will increase 3. the [CHO2-] will be equal to 1.0 M 4. the...
A solution is made by adding 0.390 g Ca(OH)2(s), 35.0 mL of 1.45 M HNO3, and...
A solution is made by adding 0.390 g Ca(OH)2(s), 35.0 mL of 1.45 M HNO3, and enough water to make a final volume of 75.0 mL. Assuming that all of the solid dissolves, what is the pH of the final solution?
A solution is made by adding 0.380 g Ca(OH)2(s), 50.0 mL of 1.20 M HNO3, and...
A solution is made by adding 0.380 g Ca(OH)2(s), 50.0 mL of 1.20 M HNO3, and enough water to make a final volume of 75.0 mL. Part A Assuming that all of the solid dissolves, what is the pH of the final solution? Express your answer using three decimal places. pH =
What is the pH of a solution made by adding 1.451 moles of ammonia (NH3, Kb...
What is the pH of a solution made by adding 1.451 moles of ammonia (NH3, Kb = 1.8 x 10-5) to 537 mL of distilled water?
A water is in equilibrum with the atmosphere (Pco2 = 10-3.5 atm) at 25oC, and has...
A water is in equilibrum with the atmosphere (Pco2 = 10-3.5 atm) at 25oC, and has a pH of 8.1. No other weak acid or weak bases are present. Ignore activity corrections. Assume KH = 10-3.5 moles/(L-atm). a) What is the alkalinity of this water in meq/L. b) What volume (in mL) of 0.4 M H2SO4 is needed to decrease the pH of 1 liter of this water to the alkalinity titration endpoint? ignore dilution effect
Calculate the pH of the solution made by adding 0.50 mol of HOBr and 0.30 mol...
Calculate the pH of the solution made by adding 0.50 mol of HOBr and 0.30 mol of KOBr to 1.00 L of water. The value of Ka for HOBr is 2.0×10−9.
Calculate the molarity of a solution made by adding 150.0 mL of water to 85.00 mL...
Calculate the molarity of a solution made by adding 150.0 mL of water to 85.00 mL of a 0.157 M solution. How many milliliters of a 0.180 M KCl solution are needed to provide 0.0306 mol KCl? If the red dye #40 concentration is 3.00×10-3 M in the original syrup, what is its concentration in dilution #3 (enter your answer in the box below the image)? The red dye #40 syrup is diluted by a factor of 2 three times....
Systematic Treatment of Equilibrium: Determine the pH of a 0.10M formic acid solution Determine the pH...
Systematic Treatment of Equilibrium: Determine the pH of a 0.10M formic acid solution Determine the pH of a 0.10M acetic acid solution Determine the pH of a 0.10M carbonic acid solution Determine the molar solubility of magnesium hydroxide in water at 25°C Determine the molar solubility of calcium oxalate in a solution buffered to a pH of 4.00 at 25°C Determine the molar solubility of calcium oxalate in water at 25°C
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT