1.

Find the composition of an acidicbuffer mixture made up of HAAND naA of total molarity 0.29 having ph 4.4 and K_a = 1.8xx 10^(-5) in terms of concentration of salt and acid respectively:

Answer»

0.09 M and 0.20 M
0.20 M and 0.09 M
0.1 M and 0.19 M
0.19 M and 0.10 M

Answer :A


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