本题目来源于试卷: Mechanisms of Chemical Change F.1 Proton Transfer Reactions，类别为 IB化学
[单选题]
Which of the followiz .yhjjp74jxr :/2n szng j+ v 0y/diw 9cr.:dpr:hg6kzn(gpbx:p+ 7zk s solutions, when mixed with equal volumes at equal concentrations, form a buffer soluti dsxvhz+igc6dr g 7/r:p(:k0yk wp9:zp.nj + bon?
A. $HCN$ and $NaCN$
B. $HCN$ and $NH_3$
C. $H_3PO_4$ and $NH_3$
D. $H_3PO_4$ and NaCN
参考答案: A
本题详细解析:
An acidic buffer solution con, nf2r;+y+aw eyyg6 zszr(ne aw006sitains a weak acid and the salt of its conjugate basy+a(yani6z2r esyw6 ,n;z f+eg00 wr se.
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