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Chemistry Help??/

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Calculate the pH for a solution containing 0.30 M NaCN and 0.1 M HCN
asked Apr 9, 2015 in CHEMISTRY by heather Apprentice

1 Answer

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Step 1:

The concentration of [HCN] = 0.1 M.

The concentration of [NaCN] = 0.3 M.

The chemical equation is image.

The acid ionization constant of [HCN] is image.

Definition of pH:

image

image

pH of the solution is 9.8538.

Solution:

pH of the solution is 9.8538.

answered Apr 9, 2015 by Lucy Mentor

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