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What is the concentration of H3O+ in a 1.25MHClO4 solution?HClo4 is a strong acid.

 

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Related questions

7. What is the conjugate base of H2CO3?

8. HClO4 is a strong acid because it

a. produces only H+ and ClO4- ions in water.

b. produces HClO4 , H+, and ClO4- ions in water.

c. produces H3O+ ions.

d. is very concentrated.

19. Which combination of chemicals will form a buffer?

a. Solution 1: HCl and NaCl

b. Solution 2: HF and NaF

c. Solution 3: HNO3 and HNO2

d. Solution 4: KBr and NaBr

20. Which solutions are basic?

a. Solution 1: [H3O+] = 1.6 x 10-9

b. Solution 2: pH = 7.7

c. Solution 3: [OH-] = 1.6 x 10-4

Identify the conjugate acid-base pairs in the equations (b):

H2O(l)+HClO4(aq)⇌H3O+(aq)+ClO−4(aq)

options: H2O/H3O+ and ClO−4/HClO4H2O/H3O+ and HClO4/ClO−4H3O+/H2O and HClO4/ClO−4H3O+/H2O and ClO−4/HClO4

Identify whether the equilibrium mixture in the equation above contains mostly products or mostly reactants:


Consider the following titration: 20.0 mL of 0.060 MHClO4(in the flask) is titrated with 0.040 M NaOH (inburet).
What is the overall reaction occurring in the titration? (Note thatHClO4is a strong acid)


a)HClO4(aq)+ H2O----> H3O+(aq)+ ClO4-(aq)

b) HClO4(aq)+ NaOH(aq) ----> H2O+ NaCl(aq) + 2 O2(g)

c) HClO4(aq)+ NaOH(aq) -----> NaClO4(aq)+ H2O

d) NaOH(aq) + H2O-----> H2O+ OH-(aq)+ Na+(aq)

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