}Ŀ10W(xu)W(xu)СMͬW(xu)˜y(c)ijʯʯ̼}|(zh)?jn)?sh)ȡһ|(zh)ʯʯڟ120gϡ}ɴμУʯʯеs|(zh)c}ᷴ(yng)Ҳcˮ(yng)(yng)^(gu)̵|(zh)P(gun)ϵDʾxʾϡ}|(zh)/gyʾ|(zh)Ŀ|(zh)/gՈ(qng)شІ(wn)}
1ʯʯcϡ}|(zh)Ȟ r(sh)ǡȫ(yng)(yng)йa(chn)CO2 g
2ԓʯʯCaCO3|(zh)?jn)?sh)
3ͨ^(gu)Ӌ(j)}|(zh)|(zh)?jn)?sh)
𰸡1121 8.81250%2318.25%
ԇ}1(j)D֪ϡ}|(zh)80gr(sh)ʣҺ|(zh)׃f(shu)̼}(yng)ȫʯʯcϡ}|(zh)Ȟ12ɵĚw|(zh)飺80g+40g-111.2g= 8.8g1
2O(sh)ӷ(yng)CaCO3|(zh)x}|(zh)|(zh)y
CaCO3+2HCl==CaCl2+H2O+CO2
100 73 44
X y 8.8g
73/y=44/8.8g 100/x=44/8.8g
x=14.6g x=20g
2ԓʯʯCaCO3|(zh)?jn)?sh)20g/40g100%=50%
}|(zh)|(zh)?jn)?sh)=14.6g/80g100%=18.25%
ʯʯCaCO3|(zh)?jn)?sh)50%;}|(zh)|(zh)?jn)?sh)18.25%
ĿлW(xu) (li)Դ }ͣ
}Ŀ4\(yn)ȼcĻW(xu)ԭ팦(du)ؔ(ci)a(chn)ȫdzҪ
1201312VݽI(y)Bl(f)(yn)ػ(zi)ȼlB(ni)ŵĴЬƷ䮔(dng)
2ߌӽͨO(sh)Ӌ(j)˜õĞˮϵy(tng)ĜԭˮҪ
3DеĔ(sh)(j)ش(wn)}
|(zh)̖(ho) | L | M | N | P |
c(din)/ | 117 | 3550 | 44 | 259 |
c(din)/ | 78 | 4827 | 257 | 253 |
c(din)/ | 510 | 370 | 40 | 580 |
J(rn)顰|(zh)c(din)Խc(din)ԽߡԓY(ji)Փ
֪ƾĜضȼs500森Dbã(yn)C_(d)ȼc(din)ȼėl֮һϱпԓ(sh)(yn)ăɷNȼ N̖(ho)
鿴𰸺ͽ>>
ĿлW(xu) (li)Դ }ͣ
}Ŀ3͙C(j)βеҪȾǵijNβ̎g(sh)ðcl(f)W(xu)(yng)Ⱦŷţһ(g)(yng)^ʾDʾ
ش(wn)}
1AԪصĻσr(ji)
2ABCӵͬc(din)Ƕе ӡԭӡԪء
3ӷ(yng)AcBķӂ(g)(sh)Ȟ
鿴𰸺ͽ>>
ĿлW(xu) (li)Դ }ͣ
}ĿFFe2O3FFeOFFe3O4@NFF|(zh)?jn)?sh)ɴСе
AFe3O4Fe2O3FeO BFeOFe2O3Fe3O4
CFeOFe3O4Fe2O3 DFe2O3Fe3O4FeO
鿴𰸺ͽ>>
ĿлW(xu) (li)Դ }ͣ
}Ŀ9֣P(gun)|(zh)D(zhun)P(gun)ϵDʾXYɷNB(ti)|(zh) Z鳣Ҋ(jin)ن|(zh)A(jin)εЙC(j)ȻҪɷBCDMһNжĚw
شІ(wn)}
1|(zh)W(xu)ʽ
C D Y
2(yng) ЌڻϷ(yng)Ğ ̖(ho)ͬÓQ(yng)Ğ
3(yng)ٵĻW(xu)ʽ
4Dе\GɫҺc^ɲϡİɫt(yng)ĻW(xu)ʽ
鿴𰸺ͽ>>
ĿлW(xu) (li)Դ }ͣ
}Ŀվкȼ♻ӵײԭӺ˰l(f)ѣa(chn)JԭӼһЩӺ侀ͬr(sh)ጷŴ@Щ(q)(dng)݆C(j)l(f)JԪԪڱ@ʾϢӽY(ji)(gu)ʾDDʾ±_
AD2D3JԪ
BD3ʾӵĻW(xu)̖(ho)Sr
CJԭӵӔ(sh)38
DJԭӵ(du)ԭ|(zh)87.62g
鿴𰸺ͽ>>
ĿлW(xu) (li)Դ }ͣ
}Ŀ6Dȥ}ys|(zh)ĵČ(sh)(yn)õbãՈ(qng)ش(wn)}
(sh)(yn)1_E ABC_ÿһ(sh)(yn)жõăx xQ
2BҺwȻԭ ٢ڢ
ٲ^(gu)Һ߳˞V߅
ڞVͱ
©¶˹ܿڛ](mi)пo(ni)
3a(chn)ƫ͵ԭ һNԭ
ͨ^(gu)ǰɲys|(zh)õĴ}Һ߀ȻVȻ}cܽԵs|(zh)ͨ^(gu)ټĚcҺ^(gu)Vۼ̼cҺl(f)Y(ji)ݼĚ^Һϡ}(li)IJ ̖(ho)
鿴𰸺ͽ>>
ʡ(lin)W(wng)`ͲϢe(bo)ƽ_(ti) | W(wng)кϢe(bo)^(q) | p_e(bo)^(q) | vʷ̓o(w)xкϢe(bo)^(q) | ֙(qun)e(bo)^(q)
`ͲϢe(bo)Ԓ027-86699610 e(bo)]䣺58377363@163.com