Exercise 14.72 MasteringChemistry 14 of 16 Exercise 14.72 Calculate [H3O+] for e

Question

Exercise 14.72 MasteringChemistry 14 of 16 Exercise 14.72 Calculate [H3O+] for each solution. Part A pH = 1.36 Express your answer using two significant figures. [H3O+] =
M SubmitGive Up Part B pH = 3.18 Express your answer using two significant figures. [H3O+] =
M SubmitGive Up Part C pH = 8.83 Express your answer using two significant figures. [H3O+] =
M SubmitGive Up Part D pH = 12.22 Express your answer using two significant figures. [H3O+] =
M SubmitGive Up Continue

Exercise 14.72 MasteringChemistry 14 of 16 Exercise 14.72 Calculate [H3O+] for each solution. Part A pH = 1.36 Express your answer using two significant figures. [H3O+] =
M SubmitGive Up Part B pH = 3.18 Express your answer using two significant figures. [H3O+] =
M SubmitGive Up Part C pH = 8.83 Express your answer using two significant figures. [H3O+] =
M SubmitGive Up Part D pH = 12.22 Express your answer using two significant figures. [H3O+] =
M SubmitGive Up Continue

Exercise 14.72 MasteringChemistry 14 of 16 Exercise 14.72 Calculate [H3O+] for each solution. Part A pH = 1.36 Express your answer using two significant figures. [H3O+] =
M SubmitGive Up Part B pH = 3.18 Express your answer using two significant figures. [H3O+] =
M SubmitGive Up Part C pH = 8.83 Express your answer using two significant figures. [H3O+] =
M SubmitGive Up Part D pH = 12.22 Express your answer using two significant figures. [H3O+] =
M SubmitGive Up Continue

Explanation / Answer

1)

pH = -log [H3O+]

1.36 = -log [H3O+]

[H3O+] = 4.4*10^-2 M

2)

pH = -log [H3O+]

3.18 = -log [H3O+]

[H3O+] = 6.6*10^-4 M

3)

pH = -log [H3O+]

8.83 = -log [H3O+]

[H3O+] = 1.5*10^-9 M

4)

pH = -log [H3O+]

12.22 = -log [H3O+]

[H3O+] = 6.0*10^-13 M

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