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Chemistry
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12 Dec 2019

Determine the pH of the following solutions at 25 C.

(a) [H3O+] = 6.39 x 10-10 M

pH= ?

(b) [H3O+] = 7.27 x 10-3 M

pH = ?

Calculate the pOH of the following solutions.

(a) [OH-] = 5.26 x 10-11

pOH= ?

(b) [OH-] = 9.56 x 10-3

pOH =?

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13 Dec 2019
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Related questions

For each of the following strong base solutions, determine [OH−],[H3O+], pH, and pOH.

A. 8.69×10−3 M LiOH

1. [OH−],[H3O+]

2. pH,pOH

B. 1.12×10−2 M Ba(OH)2

1. [OH−],[H3O+]

2. pH,pOH

C. 2.1×10−4 M KOH

1. [OH−],[H3O+]

2. pH,pOH

D. 4.9×10−4 M Ca(OH)2

1. [OH−],[H3O+]

2. pH,pOH

Calculate the [H3O+] of each aqueous solution with the following [OH-]

1.) NaOH, 1.2x10^-2 M

2.) milk of magnesia, 1.0x10^-5 M

3.) sea water, 3.5x10^-6 M

2.) Determine the pH and pOH for each of the following solutions:

2 a.) [H3O+] = 2.0x10^-8 M.. pH=

2b.) [H3O+] = 2.0x10^-8 M.. pOH=

2c.) [H3O+] = 5.7x10^-2 M.. pOH=

2d.) [H3O+] = 5.7x10^-2 M.. pOH=

2e.) [OH-] = 4.2x10^-4 M.. pH=

2 f.) [OH-] = 4.2x10^-4 M... pOH =

2g.) [OH-]= 5.2x10^-3 M... pH =

2h.) [OH-]= 5.2x10^-3 M.. pOH=

For each of the following strong base solutions, determine [OH−],[H3O+], pH, and pOH.

A) Find [OH-], [H3O+] for 2.0x10-4 m KOH

B) Find pH, pOH for 2.0x10-4 m KOH

C) Find [OH-], [H3O+] for 5.0x10-4 m Ca(OH)2

D) Find pH, pOH for 5.0x10-4 m Ca(OH)2

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