Calculate the pH of buffers based on the recipes A: 17.91g Na2HPO4*12H2O 1.7mL 1M NaOH 998.3mL H2O ---------------------------------------------- B: 13.16g...

90.2K

Verified Solution

Question

Chemistry

Calculate the pH of buffers based on the recipes

A: 17.91g Na2HPO4*12H2O

1.7mL 1M NaOH

998.3mL H2O

----------------------------------------------

B: 13.16g citric acid monohydrate

25mL 1M NaOH

998.3mL H2O

----------------------------------------------

C: 0.49g NaH2PO4*H2O

12.49g Na2HPO4*12H2O

1L H2O

----------------------------------------------

D: 17.91g NaH2PO4*12H2O

1L H2O

----------------------------------------------

CompoundMWpKa if ionic strength =0
Citric acid monohydrate210.14 g/mol3.128, 4.761, 6.396
Na2HPO4*12H2O358.14 g/mol2.148, 7.198, 12.375
Na2HPO4*H2O137.99 g/mol2.148, 7.198, 12.375

Answer & Explanation Solved by verified expert
4.4 Ratings (1121 Votes)
The    See Answer
Get Answers to Unlimited Questions

Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!

Membership Benefits:
  • Unlimited Question Access with detailed Answers
  • Zin AI - 3 Million Words
  • 10 Dall-E 3 Images
  • 20 Plot Generations
  • Conversation with Dialogue Memory
  • No Ads, Ever!
  • Access to Our Best AI Platform: Flex AI - Your personal assistant for all your inquiries!
Become a Member

Other questions asked by students