Q
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Q |
ҺᣭЧҺɫV |
(yng)÷ |
øЧҺɫVy(c)ţҺĺ mҺ |
ԭ |
ԇƷˮϡጺȡmμ̼cҺpH9.0)1%2,4-Һ |
ԇ |
1. 2. }_ҺpH7.0) 3. 0.1mol/LcҺ 4. 0.5mol/L̼cҺpH9.0) 5. 1%2,4-Һ |
xO(sh)䣺 |
1. x ʮIϹz䄩Փ唵(sh)Ӌ(j)㑪(yng)1500 2. ɫVl |
ԇƂ䣺 |
1. }_ҺpH7.0) ȡ 2. 0.1mol/LcҺ ȡcmˮuʹܽҺsþϩƿoÔ(sh)ȡĚcҺ5.6mL·^ˮʹ1000mLu 3.QȡԇƷ ȡԇƷ3mL鹩ԇƷ 4. (du)ƷҺƂ ܷQȡጦ(du)ƷmˮƳÿ1mLs1.5mgҺ錦(du)ƷҺ 5. ԇƷҺƂ ȡԇƷ100mLƿˮϡ̶uȡ1mL10mLƿμ0.5mol/L̼cҺpH9.0)1mL1%2,4-Һ0.5mLu עܷQȡϵָQȡ(yng)(zhn)_Qȡǧ֮һȡϵָȡweĜ(zhn)_ȑ(yng)χҘ(bio)(zhn)Ќ(du)ԓweҺܵľҪ |
E |
քeȡ(du)ƷҺԇƷҺ |
īI(xin) |
A͇ˎˎίT(hu)W(xu)I(y)磬2005һp.51 |