ijW(xu)W(xu)dȤСMijُ(gu)I(mi)һƿSCvƬD(bio)ϵIJփ(ni)ݣ̽vƬ̼c|(zh)?jn)?sh)Ƕώָ(do)O(sh)Ӌ(j)(sh)(yn)
[Y]
(1)vƬˮ(ni)ęNaHCO3͕(hu)l(f)(yng)
3NaHCO3H3C6H5O7Na3C6H5O73H2O3CO2
(2)vƬęܲ㣬ټ}
NaHCO3HClNaClH2OCO2(̼c|(zh)cᷴ(yng)a(chn)w)
(3)CO2͵̼cҺеܽȺСԺԲӋ(j)
[x]ƽ500 mLϴƿzԇFƿ100 mLͲ10 mLͲ
[ˎƷ]sˮ}vƬ
[E]
(1)ƽQ(chng)ӛһ(g)zҵ|(zh)m1
(2)zbM(mn)vƬĩQ(chng)ӛ䛿|(zh)m2
(3)(zhn)һСԇܣСʹӣ4 mL}()ٰzҷŵԇ
(4)500 mLϴƿ?j)?ni)bһ̼cҺ
(5)СƽO(sh)Q(chng)ԇ|(zh)m3(z|(zh)ԇ|(zh)}|(zh)|(zh))
(6)СԇСķϴƿ(Dʾ)wϴƿwӣڴ
(7)ȴzܽvƬc}ã(yng)ӽ_(ki)ֱϴƿ?j)?ni)o(w)ҺwͲȡϴƿ?j)?ni)Һwx(sh)V
(8)ϴƿȡԇɱˮy(c)ԇ܃(ni)ʣ|(zh)Ŀ|(zh)m4
[(sh)(j)̎]
(1)vƬ|(zh)________
(2)a(chn)CO2|(zh)________
(3)̼c|(zh)?jn)?sh)________
[(wn)}ӑՓ]
ٵ(5)ԇ܃(ni)ҺwֱӷQ(chng)Ո(qng)O(sh)Ӌ(j)һNQ(chng)________
ڵ(6)вС̼cҺt˕r(sh)Һw(du)K(sh)(yn)Y(ji)
________(Сo(w))Ӱ푣
ͬW(xu)J(rn)߀Ը(j)ųҺwe(li)Ӌ(j)̼c|(zh)?jn)?sh)ȱٵĔ(sh)(j)________Yҵ(sh)(j)ijͬW(xu)Ͳx(sh)r(sh)ҕx(sh)ty(c)̼c|(zh)?jn)?sh)(sh)Hֵ________ģ(ƫƫС׃)
ĿлW(xu) (li)Դ }ͣx
鿴𰸺ͽ>>
ĿлW(xu) (li)Դ }ͣx
ijW(xu)W(xu)dȤСMijُ(gu)I(mi)һƿSCvƬD(bio)ϵIJփ(ni)̽vƬ̼c|(zh)?jn)?sh)Ƕ٣ώָ(do)O(sh)Ӌ(j)(sh)(yn)
Yϡ
vƬˮ(ni)ęNaHCO3͕(hu)l(f)(yng)
3 NaHCO3+H3C6H5O7= Na3C6H5O7+3 H2O +3CO2
vƬęܲټ}
NaHCO3+HCl=NaCl+H2O+ CO2̼c⣬|(zh)cᷴ(yng)a(chn)w
CO2͵̼cҺеܽȺСԺԲӋ(j)
xƽ500mLϴƿzҡԇFƿ100mLͲ10mLͲ
ˎƷsˮ}vƬ
E
ƽQ(chng)ӛһ(g)zҵ|(zh)m1
zbM(mn)vƬĩQ(chng)ӛ䛿|(zh)m2
(zhn)һСԇСʹ4mL}ᣨٰzҷŵԇ
500mLϴƿ?j)?ni)bһ̼cҺ
СƽO(sh)Q(chng)ԇ|(zh)m3z|(zh)ԇ|(zh)}|(zh)|(zh)
СԇСķϴƿDʾwϴƿwڴ
ȴzܽvƬc}ã(yng)ӽ_(ki)ֱϴƿ?j)?ni)o(w)ҺwͲȡϴƿ?j)?ni)Һwx(sh)V
ϴƿȡԇɱˮy(c)ԇ܃(ni)ʣ|(zh)Ŀ|(zh)m4
(sh)(j)̎
vƬ|(zh)
a(chn)CO2|(zh)
̼c|(zh)?jn)?sh)
(wn)}ӑՓ
ڢɲԇ܃(ni)ҺwֱӷQ(chng)Ո(qng)O(sh)Ӌ(j)һNQ(chng)
ڢʲвС̼cҺt˕r(sh)Һw(du)K(sh)(yn)Y(ji)
Сo(w)Ӱ푡
ͬW(xu)J(rn)߀Ը(j)ųҺwe(li)Ӌ(j)̼c|(zh)?jn)?sh)ȱٵĔ(sh)(j) Yҵ(sh)(j)ijͬW(xu)Ͳx(sh)r(sh)ҕx(sh)ty(c)̼c|(zh)?jn)?sh)(sh)Hֵ ƫƫС׃
鿴𰸺ͽ>>
ĿлW(xu) (li)Դ2012ýKʡM(jn)^(q)꼉(j)5{(dio)Мy(c)ԇW(xu)ԇ }ͣ̽}
ijW(xu)W(xu)dȤСMijُ(gu)I(mi)һƿSCvƬD(bio)ϵIJփ(ni)ݣ̽vƬ̼c|(zh)?jn)?sh)Ƕώָ(do)O(sh)Ӌ(j)(sh)(yn)
Yϡ
vƬˮ(ni)ęNaHCO3͕(hu)l(f)(yng)
3 NaHCO3+H3C6H5O7= Na3C6H5O7+3 H2O +3CO2
vƬęܲټ}
NaHCO3+HCl=NaCl+H2O+ CO2̼c⣬|(zh)cᷴ(yng)a(chn)w
CO2͵̼cҺеܽȺСԺԲӋ(j)
xƽ500mLϴƿzҡԇFƿ100mLͲ10mLͲ
ˎƷsˮ}ᡢvƬ
E
ƽQ(chng)ӛһ(g)zҵ|(zh)m1
zbM(mn)vƬĩQ(chng)ӛ䛿|(zh)m2
(zhn)һСԇСʹӡ4mL}ᣨٰzҷŵԇ
500mLϴƿ?j)?ni)bһ̼cҺ
СƽO(sh)Q(chng)ԇ|(zh)m3z|(zh)ԇ|(zh)}|(zh)|(zh)
СԇСķϴƿDʾwϴƿwڴ
ȴzܽvƬc}(yng)ӽ_(ki)ֱϴƿ?j)?ni)o(w)ҺwͲȡϴƿ?j)?ni)Һwx(sh)V
ϴƿȡԇܣɱˮy(c)ԇ܃(ni)ʣ|(zh)Ŀ|(zh)m4
(sh)(j)̎
vƬ|(zh)
a(chn)CO2|(zh)
̼c|(zh)?jn)?sh)
(wn)}ӑՓ
ڢɲԇ܃(ni)ҺwֱӷQ(chng)Ո(qng)O(sh)Ӌ(j)һNQ(chng)
ڢʲвС̼cҺt˕r(sh)Һw(du)K(sh)(yn)Y(ji)
Сo(w)Ӱ
ͬW(xu)J(rn)߀Ը(j)ųҺwe(li)Ӌ(j)̼c|(zh)?jn)?sh)ȱٵĔ(sh)(j) Yҵ(sh)(j)ijͬW(xu)Ͳx(sh)r(sh)ҕx(sh)ty(c)̼c|(zh)?jn)?sh)(sh)Hֵ ġƫƫС׃
鿴𰸺ͽ>>
ĿлW(xu) (li)Դ2011-2012W(xu)꽭KʡM(jn)^(q)꼉(j)5{(dio)Мy(c)ԇW(xu)ԇ棩 }ͣ̽}
ijW(xu)W(xu)dȤСMijُ(gu)I(mi)һƿSCvƬD(bio)ϵIJփ(ni)̽vƬ̼c|(zh)?jn)?sh)Ƕώָ(do)O(sh)Ӌ(j)(sh)(yn)
Yϡ
vƬˮ(ni)ęNaHCO3͕(hu)l(f)(yng)
3 NaHCO3+H3C6H5O7= Na3C6H5O7+3 H2O +3CO2
vƬęܲټ}
NaHCO3+HCl=NaCl+H2O+ CO2̼c|(zh)cᷴ(yng)a(chn)w
CO2͵̼cҺеܽȺСԺԲӋ(j)
xƽ500mLϴƿzԇFƿ100mLͲ10mLͲ
ˎƷsˮ}ᡢvƬ
E
ƽQ(chng)ӛһ(g)zҵ|(zh)m1
zbM(mn)vƬĩQ(chng)ӛ䛿|(zh)m2
(zhn)һСԇܣСʹ4mL}ᣨٰzҷŵԇ
500mLϴƿ?j)?ni)bһ̼cҺ
СƽO(sh)Q(chng)ԇ|(zh)m3z|(zh)ԇ|(zh)}|(zh)|(zh)
СԇСķϴƿDʾwϴƿwӣڴ
ȴzܽvƬc}(yng)ӽɣ_(ki)ֱϴƿ?j)?ni)o(w)ҺwͲȡϴƿ?j)?ni)Һwx(sh)V
ϴƿȡԇɱˮy(c)ԇ܃(ni)ʣ|(zh)Ŀ|(zh)m4
(sh)(j)̎
vƬ|(zh)
a(chn)CO2|(zh)
̼c|(zh)?jn)?sh)
(wn)}ӑՓ
ڢɲԇ܃(ni)ҺwֱӷQ(chng)Ո(qng)O(sh)Ӌ(j)һNQ(chng)
ڢʲвС̼cҺt˕r(sh)Һw(du)K(sh)(yn)Y(ji)
Сo(w)Ӱ
ͬW(xu)J(rn)߀Ը(j)ųҺwe(li)Ӌ(j)̼c|(zh)?jn)?sh)ȱٵĔ(sh)(j) Yҵ(sh)(j)ijͬW(xu)Ͳx(sh)r(sh)ҕx(sh)ty(c)̼c|(zh)?jn)?sh)(sh)Hֵ ƫƫС׃
鿴𰸺ͽ>>
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