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F(xin)ڵλã t(y)W(xu)ȫھ(xin) > ˎW(xu)Փ > ˎ > :ۙGwۙG⛵Ĝy(c)к͵ζ

ۙGwۙG⛵Ĝy(c)к͵ζ

t(y)ˎ(sh)(j)(k) ˎW(xu)Փ ۙGwۙG⛵Ĝy(c)к͵ζ
Q(chng)
ۙGwۙG⛵Ĝy(c)к͵ζ
(yng)÷

õζy(c)ۙGwۙG⛵ĺ

mۙGw

ԭ

ԇƷˮܽ󣬼Һc׷ӳָʾҺҶĴcζҺζo(j)䛱ζҺʹӋ(j)

ԇ

1. ˮ·зҜ)

2.ҶĴcζҺ0.05mol/L)

3. ׷ӳָʾҺ

4. tTָʾ

5. Һ

6. (zhn)\

xO(sh)䣺
ԇƂ䣺

1.ҶĴcζҺ0.05mol/L)

ƣȡҶĴc19g·^(gu)ˮʹ1000mLu

(bio)ȡ800ƟصĻ(zhn)\0.12gܷQ(chng)ϡ}3mLʹܽˮ25mL0.025%׻tҴҺ1μӰԇҺҺ@΢Sɫˮ25mLc-Ȼ@_ҺpH10.0)10mLټtTָʾñҺζҺɫ׃?yu)鼃{(ln)ɫζY(ji)ÿհԇ(yn)Уÿ1mLҶĴcζҺ0.05mol/L)ஔ(dng)4.069mg\(j)Һc\ȡҺĝ

AأòƿcƤƤܵȽ|

2. ׷ӳָʾҺ

ȡ׷ӳ0.2gˮ100mLʹܽ

3. tTָʾ

ȡtT0.1gȻ{10gĥ򣬼

E

ȡb(xing)µă(ni)ϾܷQ(chng)ȡmsஔ(dng)G180mg)ˮ50mLuʹۙGܽ⣬Һ15)5mLc׷ӳָʾҺ2ҶĴcζҺ0.05mol/L)ζҺ@SɫӛҶĴcζҺwe(sh)mL)ÿ1mLҶĴcζҺ0.05mol/L)ஔ(dng)10.45mgBi

ע1ܷQ(chng)ȡϵָQ(chng)ȡ(yng)(zhn)_Q(chng)ȡǧ֮һ,ȡϵָȡweĜ(zhn)_ȑ(yng)χ(gu)Ҙ(bio)(zhn)Ќ(du)ԓweҺܵľҪ

īI(xin)

A񹲺͇(gu)ˎ(gu)ˎίT(hu)W(xu)I(y)2005棬p.384

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