Calculate the concentration of oxalate ion (c2o42–) in a 0.175 m solution of oxalic acid (c2h2o4). [for oxalic acid, ka1 = 6.5 × 10–2, ka2 = 6.1 × 10–5.]
Solved
Show answers
More tips
- H Health and Medicine What is the Normal Blood Sugar Level in a Healthy Person?...
- D Dating, Love, Relationships How Long Can Love Last?...
- A Auto and Moto Mastering One-Movement Parking: All You Need to Know...
- C Computers and Internet How to Properly Order Clothing from International Online Stores...
- H Health and Medicine Headache: A Comprehensive Guide to Treatment...
- F Family and Home How to Choose the Best Diapers for Your Baby?...
- A Auto and Moto Discovering the Leader: What is the Most Expensive Car in the World?...
- F Food and Cooking How to Quickly Put your Child to Sleep?...
- C Computers and Internet How to Create a Website for Free and Easy?...
- F Family and Home Parquet or laminate, which is better?...
Answers on questions: Chemistry
- C Chemistry Consider the balanced chemical equation 4B(s) + 302 (g)► 2B203(s) What mole ratio would you use to calculate how many moles of oxygen gas would be needed to react completely...
- C Chemistry What do you call two things that don t react to each other...
- C Chemistry How to write 4 Carbon Monoxide molecules as a molecular formula?...
- C Chemistry In general what is the relationship between diffraction and the ratio of wavelength to gap width?...
- C Chemistry What mass of KSCN is dissolved in 750. mL of 0.155 M KSCN solution? (K = 39.10 g/mol, S = 32.07 g/mol, C = 12.10 g/mol, N =14.01 g/mol) Thank You...
- C Chemistry In steel, what smaller atom fits into the empty spaces within the iron crystal lattice?...
- C Chemistry Which choice shows the correct way to balance the following equation? h + o - h2o...
- C Chemistry How many negative charges are in the atom...
- C Chemistry What is the formula of the ion hydrogen sulfite, which has a charge of -17...
- C Chemistry What elements are present in sugars? a. carbon, hydrogen, potassium, oxygen b.oxygen, hydrogen, nitrogen, potassium c. carbon, oxygen, nitrogen, potassium d. carbon hydrogen,...
Ответ:
C2H2O4 C2HO4- + H+
0.175 - x x x + y
C2HO4- c2o42– + H+
x - y y x + y
K2 = (y) (x +y) / (x-y)
As, y << x
So, K2 = (y) (x) / (x)
K2 = y =6.1 × 10^–5
Hence, concentration of (c2o42–) 6.1 × 10^–5 M
Ответ:
d
Explanation: