}Ŀij(j)ЌW(xu)W(xu)̽ԓУW(xu)(sh)(yn)ҵһNɫĩһƿ(bio)ƓpğoɫҺ҈Dʾʲô|(zh)đ벢O(sh)Ӌ(j)(sh)(yn)M(jn)(yn)C
[l(f)F(xin)}](dng)ѺɫĩcoɫҺϕr(sh)a(chn)
[Y]лW(xu)(sh)(yn)ҳҊĺɫĩ~i
FF̿۵
[O(sh)]ɫĩ oɫҺ ֻһNO(sh)
[O(sh)Ӌ(j)(sh)(yn)]ʢSɫĩԇмmğoɫҺ
ռһԇܚwԇܿώļ첣ܵƤz(yn)w
[(sh)(yn)F(xin)]
[(sh)(yn)Y(ji)Փ]˚w ԭO(sh)
𰸡i ^ҺF ϡᣩ ˮ
ÎǵľlԇУc(din)ȼľlӽ̎_
ǵľl(f)ȼwoȼl(f){(ln)ɫĻ棩
⣨⣩
[O(sh)](j)Yϲֿ֪iԺ^䷴(yng)ɚwʱ}𰸞飺MnO2 H2O2
[O(sh)Ӌ(j)(sh)(yn)]i^䷴(yng)(hu)yˮʿԲˮռ(j)܉֧ȼ|(zh)ԿÎǵľlz(yn)ԓwʱ}𰸞飺ˮⷨ Îǵľlԇ
[(sh)(yn)F(xin)]ʹǵľl(f)ȼԓ(j)˵óF(xin)ʱ}𰸞飺ǵľl(f)ȼ
[(sh)(yn)Y(ji)Փ](j)(sh)(yn)F(xin)ǵľl(f)ȼԔඨ⣬M(jn)Եó҂ļO(sh)dzʱ}𰸞飺O2 ɸ(j)O(sh)cz(yn)ĚwǷһД
ĿлW(xu) Դ }ͣ
}Ŀ2016ʡСǕr(sh)M(jn)Ҫ(bio)־P(gun)ϵfУe(cu)`ǣ
AUϕ(hu)ɫȾ BľПԣѺܟa(b)
CϳwSϽЙC(j)ϳɲ DQzȻwF
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ĿлW(xu) Դ }ͣ
}Ŀ201719(w)Ժ߿ƌW(xu)g(sh)(jing)wtԺʿcоTλƌW(xu)҇ƌW(xu)l(f)F(xin)ίˎ W(xu)ʽC15H2205@2015ZؐW(xu)t(y)W(xu)(jing)P(gun)صĔe(cu)`ǣ
A. ،ЙC(j)
B. ص(du)|(zh)282g
C. صһ(g)к45(g)ԭ
D. ̼Ԫص|(zh)?jn)?sh)s63.8%
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ĿлW(xu) Դ }ͣ
}ĿͬW(xu)?c)ڌ?sh)(yn)Ұl(f)F(xin)һƿʢПoɫҺԇƿ(bio)ƓpĚಿ֣DoJ(rn)wʲô|(zh)Һֻܿ|(zh)|(zh)?jn)?sh)10%(jng)ԃώ֪ǚcȻc}̼cҺеһN̽ɷW(xu)dȤСMͬW(xu)M(jn)̽Ո(qng)㹲ͬc
YϡСMͬW(xu)P(gun)Y֪ķN|(zh)ڳµܽ±ʾ
c | Ȼc | } | ̼c | |
ܽ/g20棩 | 51 | 36 | 0.16 | 21.5 |
ӑՓСMͬW(xu)(jng)^ӑՓJ(rn)ԓҺ_________Һ
(sh)(yn)O(sh)Ӌ(j)c̽
1ȡƷҺԇУеμӷ̪ԇҺl(f)F(xin)ԇҺ׃tɫtԓҺ_________Һ
2M(jn)һ_ԓҺijɷdȤСMͬW(xu)O(sh)Ӌ(j)(sh)(yn)^m(x)M(jn)̽Ո(qng)æƌ(sh)(yn)E
(sh)(yn)E | (sh)(yn)F(xin) | (sh)(yn)Y(ji)Փ |
ȡƷҺԇУμȻ}Һ | аɫa(chn) | ԓҺ̼cҺ |
ȡƷҺԇμ_________ | Кݮa(chn) |
(sh)(yn)˼
СMͬW(xu)ӑՓJ(rn)߀ͨ^ƷҺеμӳʯˮ_ԓҺijɷՈ(qng)(yng)ĻW(xu)ʽ__________________________________
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ĿлW(xu) Դ }ͣ
}Ŀ±г˹w|(zh)Aڲͬضȕr(sh)ܽȣ
ضȣ | 0 | 10 | 20 | 30 | 40 | 50 | 60 | 70 | 80 | 90 |
ܽȣg | 36 | 35 | 34 | 33 | 32 | 31 | 30 | 29 | 28 | 27 |
(1)70r(sh)ʢ100gˮğм30gwAܽγɵ______________(͡͡)Һٌ(ni)|(zh)ضȽ20棬˕r(sh)Һ|(zh)c܄|(zh)Ȟ_____________((sh))
(2)ͨ^(du)ϱ픵(sh)(j)ķ|(zh)Aܽ(yng)҈Dе___________(סҡ)
(3)80r(sh)һA|(zh)Һ併ص60Ƿйw?____________(С ]С_)
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