Sign In
Ask Question
Maci Mcpherson
Chemistry
30 March, 11:22
What is the PH of the acid lactic 0,20 M?
+3
Answers (
1
)
Helena Mccann
30 March, 11:24
0
Dissociation constant of lactic acid:
K=1.38·10⁻⁴
C=0.20 mol/L
[H⁺]=√ (KC)
pH=-lg[H⁺]=-lg{√ (KC) }
pH=-lg{√ (1.38·10⁻⁴·0.20) }=2.28
pH=2.28
Comment
Complaint
Link
Know the Answer?
Answer
Not Sure About the Answer?
Find an answer to your question 👍
“What is the PH of the acid lactic 0,20 M? ...”
in 📗 Chemistry if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers
You Might be Interested in
Phosphorus is: 1 found free in the atmosphere 2 returned to the soil by rhizobium 3 added to the soil through weathering 4 usually very abundant in an ecosystem
Answers (1)
A gas has a volume of 4 liters at 500K. What will its volume be (in liters) at 300K? Your answer
Answers (1)
3. what is one defining feature of a prokaryotic cell? a. nucleus b. nucleoid c. ribosomes d. flagella
Answers (1)
What is the r. a. m. value of copper (Cu) ? A. 34.5 amu B. 63.5 amu C. 29 amu D. 29/12 of carbon-12
Answers (1)
When you pur milk on your cereal in the morning are you making a heterogeneous mixture or honogeneous mixture
Answers (1)
New Questions in Chemistry
Two children are playing tag. Child A who is doing the chasing can run 100m in 24 seconds Child B is running away from child A and can run 64m in 21 seconds.
Answers (1)
What ion does a base increase
Answers (1)
What is the definition of Amplitude?
Answers (1)
An excess of NiCO3, 12 g, was added to 40cm cube of sulpheric acid, 2.0 mol/dm cube. The unreacted nickel carbonate was filtered out and the filtrate evaporated to optain the crystals.
Answers (1)
Under what condition is decompostion the fastest? Under what condition is it the slowest?
Answers (1)
Home
»
Chemistry
» What is the PH of the acid lactic 0,20 M?
Sign In
Sign Up
Forgot Password?