}ĿijW(xu)dȤСMKNa2CO3СKNaHCO3окbeKСKMµ̽ӣՈㅢc̽^شP(gun)}
Yϡ
Ϣ٣ͬl̼cҺ̼cҺAԏ
ϢڣNaHCO3270rȫֽD(zhun)Na2CO3 NaHCO3ֽ
^̡
1DʾMЌֻ^쵽Bеʯʯ׃ᣬСԇ܃(ni)ڳF(xin)ˮСKֽĻW(xu)ʽ
2Ϣ֪R^(q)֟oɫNa2CO3ҺcNaHCO3Һεķ
Aӟ BpHԇ Cϡ}
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3СKίpθᣨҪ}ᣩ^IJˣԭǣ
𰸡2NaHCO3Na2CO3+H2O+CO2BNaHCO3+HClTNaCl+H2O+CO2ߣ̼cA^Ժwɂҿcθᷴ(yng)IJθĶίθ^ã
1ӟ̼c^쵽Bеʯʯ׃Сԇ܃(ni)ڳF(xin)ˮf̼cֽa(chn)̼ˮҸ(j)Ϣڿ֪߀̼cʷ(yng)ķʽ飺2NaHCO3Na2CO3+H2O+CO2
2AϢڣNaHCO3270rȫֽD(zhun)Na2CO3 NaHCO3ֽ⣬˷^韩x헲_
BϢ٣ͬl£̼cҺ̼cҺAԏ˿ԜyɷNҺpHpH̼cҺ^x_
Cϡ}̼c̼cܷ(yng)a(chn)̼F(xin)ͬbexe`
x헞飺B
3̼cA^Ժwɂҿcθᷴ(yng)IJθĶίθ^ԴǣNaHCO3+HClTNaCl+H2O+CO2ߣ̼cA^Ժwɂҿcθᷴ(yng)IJθĶίθ^ã
cP(gun)ڱ}ĕW(xu)ʽֱ_ʽxʽҪ˽ע⣺aƽ bl c̖ܵó_𰸣
ĿлW(xu) Դ }ͣ
}ĿF(xin)һ~Ʒ16gܻFVľ̿ȻcеһNN200gϡǡȫ(yng)]йwʣ3.6gˮtД_ǣ
A.ԭwƷп϶ľ̿
B.ԭwƷֻV
C.ǡȫ(yng)Һˮ|(zh)184g
D.õϡ|(zh)|(zh)?jn)?sh)19.6%
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ĿлW(xu) Դ }ͣ
}ĿijW(xu)(yng)^ʾDDʾͬСͬԭӣfв_ǣ
A.ڴˈDʾ׃йķN|(zh)
B.ԓDʾ׃еķӛ]׃
C.ԭǻW(xu)(yng)еС
D.(yng)ǰ|(zh)|(zh)Ͳ׃
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ĿлW(xu) Դ }ͣ
}Ŀ@xӵ|(zh)Qr(nng)I(y)a(chn)е@B(ti)ʣǵ@ͬضµܽȣ
ضȡ | 0 | 10 | 20 | 30 | 40 | 50 | 60 | 70 |
ܽȣg/100gˮ | 29.4 | 33.3 | 37.2 | 41.4 | 45.8 | 50.4 | 55.0 | 60.2 |
1ıп֪70r50gˮܽȻ@ ˣ
2A70r100gˮȻ@Һ(jng)^D׃^̣^в]ˮֵl(f)tCrҺ|(zh)顡 g
3DʾnjȻ@|(zh)̽
وD1fȻ@Һˮ
ڈD2^쵽tɫʯԇ׃ɫ
r(nng)I(y)a(chn) ܡܡ@B(ti)cA|(zh)ã
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ĿлW(xu) Դ }ͣ
}ĿDij(yng)^ʾDf_ǣ
A.ԓ(yng)ǰԭӵķN(sh)Ŀ]и׃
B.ԓ(yng)ǰԪػσr]и׃
C.CDɷN|(zh)Ȟ169
D.ԓ(yng)2N|(zh)2N
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