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        1. ijУGɫh(hun)СMͬW(xu)þӋ(j)y(c)Ì(sh)(yn)ҵļķNUҺpH±F(xin)Ո(qng)һ(sh)(yn)ش
          ?UҺ
          A
          pH6.511.37.02.0
          1ȡҺSքe1-2Οoɫ̪ԇҺʹ̪ԇҺ׃tďUҺ______
          2(sh)(yn)ώ֪ҡքeδĚҺϡᣮ˷ֹUҺ(du)h(hun)ȾС”Һεȫ(yng)˕r(sh)ҺpH______7=򡰣򡰣ԓ(yng)ĻW(xu)ʽ飺______Сf(yng)Һе|(zh)߀r(nng)L(zhng)ķأՈ(qng)ԓό______ʡ׷ʡ⛷ʡ(f)Ϸʡ
          𰸡̪ԇҺֻAҺr(sh)׃tɫAǡкͺpH(yng)(dng)?sh)?(yng)ﺬ⛺͵ɷNI(yng)B(yng)ԪأǏ(f)Ϸʣ
          ⣺1ֻЉAҺʹ̪ԇҺ׃tAҺpH7ʴ𰸞飺
          2(dng)Һϡȫ(yng)KNO3ҺpH=7ке⛃ɷNI(yng)B(yng)Ԫڏ(f)Ϸʣʴ𰸞飺=KOH+HNO3=KNO3+H2O (f)Ϸ
          c(din)u(png)}֪R(sh)c(din)^C^(qing)ָʾ׃ɫҪW(xu)ʽͻW(xu)ϵ֪R(sh)ͬW(xu)ҪW(xu)(hu)֪R(sh)ڕ(hu)؞ͨ
          (x)(c)ϵд
          P(gun)(x)}

          ĿлW(xu) Դ

          17ijУGɫh(hun)СMͬW(xu)þӋ(j)y(c)Ì(sh)(yn)ҵļҡķNUҺpH±F(xin)Ո(qng)һ(sh)(yn)ش

          1ȡҺSքe12Οoɫ̪ԇҺʹ̪ԇҺ׃tďUҺ

          2(sh)(yn)ώ֪ҡքeδĚҺϡᣮ˷ֹUҺ(du)h(hun)ȾС”Һεȫ(yng)˕r(sh)ҺpH
          =
          7=ԓ(yng)ĻW(xu)ʽ飺
          KOH+HNO3TKNO3+H2O
          Сf(yng)Һе|(zh)߀r(nng)L(zhng)ķՈ(qng)ԓό
          (f)Ϸ
          ʡ׷ʡ⛷ʡ(f)Ϸʡ

          鿴𰸺ͽ>>

          ĿлW(xu) Դ

          29ijGɫh(hun)СMͬW(xu)þӋ(j)y(c)Ì(sh)(yn)ҵļסķNUҺpH±F(xin)Ո(qng)һ(sh)(yn)ش
          ?UҺ
          A
          pH 6.5 11.3 7.0 2.0
          1ȡҺSքe1-2Οoɫ̪ԇҺʹ̪ԇҺ׃tďUҺ

          2(sh)(yn)ώ֪քeδĚҺϡᣮ˷ֹUҺ(du)h(hun)ȾС”Һεȫ(yng)˕r(sh)ҺpH
          =
          7=򡰣򡰣ԓ(yng)ĻW(xu)ʽ飺
          KOH+HNO3=KNO3+H2O
          Сf(yng)Һе|(zh)߀r(nng)L(zhng)ķՈ(qng)ԓό
          (f)Ϸ
          ʡ׷ʡ⛷ʡ(f)Ϸʡ

          鿴𰸺ͽ>>

          ĿлW(xu) Դ

          ijGɫh(hun)СMͬW(xu)þӋ(j)y(c)Ì(sh)(yn)ļסķNUҺpH±F(xin)Ո(qng)һɲشІ}
          UҺA
          pH 4.5 10.3 3.2 7.0
          1ȡҺSքe1-2Οoɫ̪Һʹ̪Һ׃tďUҺ
          
          2
          NaCl
          NaCl
          Һ
          3W(xu)ώ֪քeδĚ^ҺϡֹUҺ(du)h(hun)ȾСƌҺεȫ(yng)˕r(sh)ҺpH
          =
          =
          7=ԓ(yng)ĻW(xu)ʽ
          BaOH2+H2SO4=BaSO4+2H2O
          BaOH2+H2SO4=BaSO4+2H2O

          鿴𰸺ͽ>>

          ĿлW(xu) Դ2008-2009W(xu)ɽ|ʡHио꼉(j)£лW(xu)ԇ棩 }

          ijGɫh(hun)СMͬW(xu)þӋ(j)y(c)Ì(sh)(yn)ҵļķNUҺpH±F(xin)Ո(qng)һ(sh)(yn)ش
          ?UҺ
          A
          pH6.511.37.02.0
          1ȡҺSքe1-2Οoɫ̪ԇҺʹ̪ԇҺ׃tďUҺ______
          2(sh)(yn)ώ֪քeδĚҺϡᣮ˷ֹUҺ(du)h(hun)ȾС”Һεȫ(yng)˕r(sh)ҺpH______7=򡰣򡰣ԓ(yng)ĻW(xu)ʽ飺______Сf(yng)Һе|(zh)߀r(nng)L(zhng)ķՈ(qng)ԓό______ʡ׷ʡ⛷ʡ(f)Ϸʡ

          鿴𰸺ͽ>>

          ĿлW(xu) Դ2008Ĵʡ_(d)пW(xu)ԇ棩 }

          2008?_(d)ݣijGɫh(hun)СMͬW(xu)þӋ(j)y(c)Ì(sh)(yn)ҵļסҡķNUҺpH±F(xin)Ո(qng)һ(sh)(yn)ش
          ?UҺ
          A
          pH6.511.37.02.0
          1ȡҺSքe1-2Οoɫ̪ԇҺʹ̪ԇҺ׃tďUҺ______
          2(sh)(yn)ώ֪ҡքeδĚҺϡᣮ˷ֹUҺ(du)h(hun)ȾС”Һεȫ(yng)˕r(sh)ҺpH______7=򡰣򡰣ԓ(yng)ĻW(xu)ʽ飺______Сf(yng)Һе|(zh)߀r(nng)L(zhng)ķՈ(qng)ԓό______ʡ׷ʡ⛷ʡ(f)Ϸʡ

          鿴𰸺ͽ>>

          ͬ(x)(c)