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HA HA HA concentration = 0.165 m SH+] = [A-] concentration obtained after ionisation 2.99-7 = 0.165 X 2.99 -0.00493 m - HA 0.165m ht & 0.00493 A 0.00493 - CH +] [A-] CHA] Ka= (0.00493) C0.00493) = 0.00014 =1.4 x 109 0.165
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