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July 6, 2015

Homework Help: Chemistry

Posted by Trixie on Sunday, March 14, 2010 at 9:01pm.

100 mL of each of the following solutions is mixed; which one of the mixed solutions is a buffer?

A) 1.0 M NH3(aq) + 0.6 M KOH(aq)
B) 1.0 M NH4Cl(aq) + 1.0 M KOH(aq)
C) 1.0 M NH3(aq) + 0.4 M HCl(aq)
D) 1.0 M NH4Cl(aq) + 0.4 M HCl(aq)
E) 1.0 M NH3(aq) + 1.0 M HCl(aq)

I am unsure how to start this problem?

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