A buffer is made with 0.493 M of the weak base methylamine ([tex]CH3NH2[/tex]) with 0.493 M [tex]CH3NH3Cl[/tex] (KA = 5.6 x 10^-4)

What is the pH of this buffer system?

If 0.100 M HBr is added to the buffer, what is the pH?

Question

06-04-2021
Chemistry

Answered

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A buffer is made with 0.493 M of the weak base methylamine ([tex]CH3NH2[/tex]) with 0.493 M [tex]CH3NH3Cl[/tex] (KA = 5.6 x 10^-4)

What is the pH of this buffer system?

If 0.100 M HBr is added to the buffer, what is the pH?

Sagot :

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