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curtis
Questions and answers by visitors named
curtis
Questions (9)
in the sentence The Eiffel Tower is in France is it right to put a capital letter for tower?
thanks
1 answer
409 views
At room temperature the equilibrium constant Kc for the reaction: 2NO(g)=N2(g)+O2(g) is 1.4x10^30. In the atmosphere at room
3 answers
624 views
The equlibrium constant Kc for the reaction: has the value of 4.00 at 500K. If a mixture of 1.00 mol CO and 1.00 mol H2O is
3 answers
1,149 views
What is the pH of a solution that is 0.20 M CH3COOH and 0.10 M CH3COONa?
5 answers
7,804 views
Thanks for the Help
1 answer
241 views
I need to know if I am anywhere in solving this problem:
Please tell me if this is correct. The pH of a solution: 0.20 M CH3COOH
2 answers
835 views
(1/(1+x))+(1/x)
Factor
1 answer
343 views
the banks contains quarters , dime and nickels. The number of dimes is 1 less than the number of nickels. The number of nickels
1 answer
472 views
Consider the titration of 100.0 mL of 0.110 M NaOH with 1.00 M HBr. Find the pH at the following volumes of acid added and make
3 answers
607 views
Answers (5)
Ana Bear
import matplotlib.pyplot as plt plt.plot([1,2,3,4]) plt.ylabel('some numbers') plt.show()
Please tell me if this is correct. The pH of a solution: 0.20 M CH3COOH and 0.10 M CH3COONa pH=pKa+log{[CH3COONa]/[CH3COOH]} pH= -log(1.8x10-5)+log{0.10/0.20} pH= 4.74+log 0.50= 4.74-0.30= 4.44
Kc=(x)(x)/(1-x)(1-x) What is x in this equation and is is 4.0 Kc?
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