Download - stoixeiometria

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  • 1

    A. -

    pipi pi 1.T . . pi .pi .

    2. pi ( )ww /%

    . g pi pi g100 . g pi pi g100 . mL pi pi g100 . g pi pi mL100

    3. NaCl ww /%12

    . mL12 NaCl g100 . mL12 NaCl mL100 . g12 NaCl mL100 . g12 NaCl g100

    4. ww /%20

    . g20 , mL100 g100 . g20 , g100 g100 . g20 , g80 g100 . g20 , g100 g120

    5. pi ( )vw /%

    . g pi pi g100 . g pi pi mL100 . mL pi pi g100 . g pi pi mL100

    6. NaCl vw /%12

    . mL12 NaCl g100 . mL12 NaCl mL100 . g12 NaCl mL100

  • 2

    . g12 NaCl g100

    7. vw /%20 ( pi pi )

    . g20 , mL100 mL100 . g20 , mL80 g100 . g20 , mL80 mL100 . g20 , mL100 mL120

    8. pi ( )vv /%

    . g pi pi g100 . g pi pi g100 . mL pi pi mL100 . mL pi pi mL100

    9. pi vv /%12

    . mL12 pi g100 . mL12 pi mL100 . g12 pi mL100 . g12 pi g100

    10. pi vv /%20

    . mL20 pi , mL100 mL100 . g20 pi , mL80 g100 . mL20 pi , mL80 mL100 . mL20 pi , mL100 mL120 11.

    . pi pi mL100 . pi pi g100 . pi pi pi pi , pi

    . pi pi g100 C0100

    12. ( NaCl ) pi . . , pi . pi . pi

    13. g100 g25 A . pi

    . ww /%25 . ww /%20 . ww /%75 . ww /%80 14. pi pi pi pi

  • 3

    . . . pi . pi

    15. pi vv /%20 2O . 2O pi pi L5.0

    . g20 . mL100 . L1 . g100 16. pi . pi pi . .

    . ww /% pi .

    17. NaCl vw /%5 pi pi g20 NaCl ( pi pi NaCl )

    . mL100 . mL10 . mL200 . mL400

    1. vw /%25 mL100 pi g25

    2. NaCl ww /%15 g100 pi g15 NaCl

    3. pi vv /%40 mL100 pi mL40

    pi pi , pi

  • 4

    )(g mL

    pi pi, pi pi pi , pi

    . w

    w%5 A ,

    A : g5

    v

    w%5 A ,

    A : g5

    v

    v%5 A ,

    A : mL5

    pi pi pi pi, pi

    )(g mL

    pi pi w

    w% v

    v% , pi pipi pi

    pi pi

    pi pi v

    w% pi (pi.

    pi Vm

    = pi pi (

    ) pi ( )

    pi pi pi pi ( ) pi pi w

    w%

    v

    w%

    . w

    w%5 A ,

    A g5 g100

    pi ggg 955100 =

  • 5

    v

    w%5 A ,

    A g5 mL100

    pi

    pi pi mLg /1= ,

    gmLmLg

    mVmVm 1001001 ====

    ggg 955100 =

    v

    v%5 A ,

    A mL5 mL100

    pi mLmLmL 955100 =

    pi pipi pi

    pi pi, 100 pi pi

    )(g mL

    . w

    w%5 A ,

    g100 pi ggg 955100 =

    v

    w%5 A , mL100

    v

    v%5 A , mL100

    pi

  • 6

    w

    w%5

    A ,

    A : g5 g100

    ggg 955100 =

    v

    w%5

    A ,

    A : g5 mL100

    pi

    v

    v%5

    A ,

    A : mL5

    mL100

    mLmLmL 955100 =

    pipi pi , pi pi pi pi pi, pi pi pipi pi pipi pi pi pi, pi pipi pi 100 ... pi .... pi pi pi pi, pi pi

  • 7

    pi ww /%20 NaCl g pi g NaCl pi g400

    pi pipi pi ww /%20 : g100 pi g20 NaCl pi g400 pi gX ; NaCl

    pi gXX80

    1002040020

    400100

    =

    ==

    g400 NaCl pi g80 NaCl . pi ww /% pi NaCl

    pi g400 pi g80 NaCl pi pi pi: g100 pi gX ; NaCl

    pi gXX20

    4008010080

    100400

    =

    == ww /%20

    g320 g80 NaCl . pi ww /% pi NaCl

    NaCl

    pi gggmmm NaClOH 400803202 =+=+=

    pi g400 pi g80 NaCl pi pi pi: g100 pi gX ; NaCl

    pi gXX20

    4008010080

    100400

    =

    == ww /%20

    pi

    Z

    pi

  • 8

    NaOH pi ww /%25 pi mLg /2.0 .

    pi vw /% pi

    NaOH

    pi pipi pi ww /%25 : g100 pi g25 NaOH pi

    pi Vm

    =

    mLmLggVmV

    Vm 500

    /2.0100

    ====

    pi : mL500 pi g25 NaOH pi pi pi: mL100 pi gX ; NaOH

    pi gXX5

    5002510025

    100500

    =

    == vw /%5

    1. g200 g50 NaCl . ww /% pi

    pi: ww /%20

    2. pi ww /%10 NaCl ww /%2 2CaCl . g , pi g NaCl pi g 2CaCl pi g500 pi: g440 , g50 , g10

    3. g200 g50 NaOH , pi pi ww /%20 . pi pipi pi

    . NaOH pi pi . ww /% pi pi: g250 , ww /%16

    V pi

    pi

  • 9

    4. NaOH pi ww /%25 pi mLg /4.0 . pi vw /% pi

    pi: vw /%10

    5. NaCl pi vw /%20 pipi . pi vw /% pi

    pi: vw /%4

    6. g450 g50 NaCl pi pipi pi mLg /5.0= pi

    pi ww /% vw /% pi: ww /%10 vw /%5 1. g NaCl pipi g450 pi

    ww /%10 pi: g50 NaCl 2. g NaCl pipi mL500 pi

    vw /%8 pi: g40 NaCl

    3. mL pi pipi mL200 pi vv /%12 pi:24 mL

  • 10

    pi ( )

    VnC =

    mol g rM

    mn =

    mol L ( STP) mV

    Vn = nRTPV =

    g L ( ) V

    m=

    pi pi vw /% VnC =

    pi NaOH pi vw /%10 NaOH

    pi pipi pi vw /%10 : mL100 pi g10 NaOH

    pi NaOH mol rM

    mn = pi m NaOH

    )10( gm = rM ( 4011623 =++=++= rHrOrNarNaOH AAAM )

    pi molMm

    nrNaOH

    NaOHNaoH 25.040

    10===

    pi VnC = pi . M

    Lmol

    mLmolC 5.2

    1.025.0

    10025.0

    ===

    1

    2

    3

  • 11

    pi mol ( )

    pi pipi pi

    1. pipi pi L4 HCl M2 pi HCl M5.0

    pi: L12

    2. NaOH M2 pipi . pi NaOH pi: M4.0

    3. NaCl M2 L5 pi NaCl M5.0 . pi

    pi: L20

    4. pipi pi mL50 HCl vw /%65.3 pi HCl M5.0 1=rHA 5.35=rClA pi: L05.0

    pi

    pi 1n mol 1C

    1V

    pi 12 nn = mol 2C

    2V

    1n = 2n 11VC = 22VC

  • 12

    mol mol

    pi pipi pi pi

    g600 ( NaOH ), pi vw /%4 pi mLg /2.1 , pi L5.4 M2 .

    ( 1 2)

    VCVCVC =+ 2211

    1 g600 pi vw /%4 pi mLg /2.1

    1

    pi 1n mol 1C

    1V

    2

    pi 2n mol 2C

    2V

    1n + 2n = n

    11VC + 22VC = VC

    pi n mol C

    21 VVV +=

    + =

  • 13

    1C 1V . pi pi pi

    pi 1V

    pi pi =Vm

    LmLmV 5.05002.1

    600====

    pi 1C

    pi pipi pi vw /%4 : mL100 pi g4 NaOH

    pi NaOH mol rM

    mn = pi m NaOH

    )4( gm = rM ( 4011623 =++=++= rHrOrNarNaOH AAAM )

    pi molMm

    nrNaOH

    NaOHNaoH 1.040

    4===

    pi VnC = pi . M

    Lmol

    mLmolC 1

    1.01.0

    1001.0

    ===

    pi

    1 MC 11 = LV 5.01 =

    2 MC 22 = LV 5.42 =

    ;=C LVVV 521 =+= =+=+ tCLMLMVCVCVC 55.425.012211 =+ tC595.0 = tC55.9 MCt 9.1=

    1

    2

    3

  • 14

    1. mL200 HCl M2 mL800 HCl M5.0 . pi

    pi: M8.0

    2. mL1500 NaOH M2 L5.2 NaOH vw /%10 . pi

    : . 1HA B = , . 16OA B = . 23NaA B =

    pi: M375.1

    3. mL800 NaOH pi ww /%1 pi mLg /5.1 L2.2 NaOH vw /%4 . pi

    : . 1HA B = , . 16OA B = . 23NaA B =

    pi: M83.0

  • 15

    pi

    mol . mol

    g

    rMm

    n =

    L ( STP )

    mVV

    n =

    ANN

    n =

    NLVgMmol Amr = 4.22)(1

    mol1

  • 16

    g : rA

    mn =

    : AN

    Nn =

    mol : )( nn =

    pi pi pi : 12=rCA , 16=rOA , 1=rHA 32=rSA

    )(22 gCO

    )(42 aqSOH

    )(323 gCOH

    mol

    m g

    V L

    ( STP )

    mol

    m g

  • 17

    mol pi pi pi pi .

    2 mol 2CO , 1 mol 42SOH 3 mol 32COH pi

    44321222

    ==+= rOrCrCO AAM 98164321242

    42=++=++= rOrSrHSOrH AAAM

    6216312123232

    =++=++= rOrCrHCOrH AAAM

    pi pi rM

    mn = pipi

    =

    2

    2

    2rCO

    COCO M

    mn gMnm rCOCOCO 88442222 ===

    =

    42

    42

    42SOrH

    SOHSOH M

    mn gMnm SOrHSOHSOH 98981424242 ===

    =

    32

    32

    32COrH

    COHCOH M

    mn gMnm COrHCOHCOH 186623323232 ===

    pi pi mV

    Vn = pipi

    =

    2

    2

    2mCO

    COCO V

    Vn LLVnV mCOCOCO 8.444.222222 ===

    =

    32

    32

    32COmH

    COHCOH V

    Vn LLVnV COmHCOHCOH 2.674.223323232 ===

    mol pi pi )( nn = pipi

    2CO : molnn COO 422222 ===

    42SOH : molnn SOHO 4414422 ===

    32COH : molnn COHO 9333322 ===

  • 18

    m pi pi rA

    mn = pipi

    2CO : =rO

    OO A

    mn gAnm rOOO 64164 ===

    42SOH : =rO

    OO A

    mn gAnm rOOO 64164 ===

    32COH : =rO

    OO A

    mn gAnm rOOO 144169 ===

    pi pi

    )(22 gCO

    )(42 aqSOH

    )(323 gCOH

    mol

    2 1 3

    m g

    88 98 186

    V L ( STP )

    8.44 ------- 2.67

    mol

    4

    4 9

    m g

    64

    64 144

  • 19

    pi pipi, , pi

    pi mol , pi pi g mol pi

    rMm

    n = L mol pi

    mVV

    n =

    pi pi pi

    pi pi pi pi

    pi pi pi ( mol ) pi pi pi mol pi pi pipi pi , pi pi

    pi pi , pi ( ) pi pi pi pipi pi STP

    HCl pi pi

    g8.2 KOH 39=rKA 16=rOA 1=rHA

    1

    2

    3

    4

  • 20

    pi g8.2 KOH mol , pi pi KOH

    5611639 =++=++= rHrOrKrKOH AAAM

    molMm

    nrKOH

    KOHKOH 05.020

    110282

    281056

    2856

    8.2==

    =

    ===

    ( )

    HCl + KOH KCl + OH 2

    HCl KOH pi

    HCl + KOH KCl + OH 2 pi : mol1 HCl pi mol1 KOH pi : molX ; HCl pi mol05.0 KOH

    molXX

    05.005.011

    ==

    HCl pi

    pi mHCl

    HClHCl V

    Vn =

    pi

    1

    2

    3

    4

  • 21

    =mHCl

    HClHCl V

    Vn LLVnV mHClHClHCl 12.14.2205.0 === STP , pi HCl , g20 pi pi ww /%88 ()

    56=rFeA 32=rSA pi pi () pi pi

    pi pipi pi ww /%88 : g100 pi g88 FeS pi g20 pi gX ; FeS

    pi gXX6.17

    100208888

    20100

    =

    ==

    pi g6.17 FeS mol , pi pi FeS

    883256 =+=+= rSrFerFeS AAM

    molMm

    nrFeS

    FeSFeS 2.010

    21088882

    1088176

    886.17

    ==

    =

    ===

    ( )

    HCl2 + FeS 2FeCl + SH2

    FeS SH 2 pi

    71

    1

    2

    3

  • 22

    HCl2 + FeS 2FeCl + SH2

    pi : pi mol1 FeS pi mol1 SH 2

    pi : pi mol2.0 FeS pi molX ; SH 2

    molXX

    2.012.0

    1==

    SH 2 pi

    pi =SmH

    SHSH V

    Vn

    2

    2

    2

    pi

    =SmH

    SHSH V

    Vn

    2

    2

    2LLVnV SmHSHSH 48.44.222.0222 ===

    g10 M +2 , pi . pi pi pi pi pi pi g2.11 . M 12=rCA 16=rOA 39=rKA 1=rHA

    pi 3MCO pi g10 3MCO mol , pi pi 3MCO

    601631233

    +=++=++= xxAAAM rOrCrMrMCO

    molxM

    mn

    rMCO

    MCOMCO 60

    10

    3

    3

    3 +==

    4

    78

    1

  • 23

    pi g2.11 KOH mol , pi pi KOH 5611639 =++=++= rHrOrKrKOH AAAM

    molMm

    nrKOH

    KOHKOH 2.010

    21056562

    1056112

    562.11

    ==

    =

    ===

    ( pi )

    HCl2 + 3MCO 2MCl + 32COH

    3MCO 32COH

    32COH + KOH2 32COK + OH22

    32COH KOH

    pi

    HCl2 + 3MCO 2MCl + 32COH

    pi : pi mol1 3MCO pi mol1 32COH

    pi : pi molx 60

    10+

    3MCO pi molX ; 32COH

    molx

    XX

    x

    60101

    60101

    +==

    +

    2

    3

    pi pi

  • 24

    32COH + KOH2 32COK + OH22

    pi : mol1 32COH pi mol2 KOH

    pi : molx 60

    10+

    32COH pi mol2.0 KOH

    402.0

    882.020122.060

    1022.02.0

    2

    60101

    ====++

    ==

    +

    xxxx

    x

    . mol pi, pipi

    g2.3 312.1 m STP

    16=rOA 32=rSA pi Kg2.3 S mol , pi pi S

    32== rSrS AM

    molMm

    nrS

    SS 10032

    1003232

    102.3 3=

    =

    ==

    pi 312.1 m 2O mol , pi 312.1 m L

    LLm 1120100012.112.1 3 ==

    molVV

    nm

    O 504.221120

    2===

    ( )

    S + 2O 2SO

    V pi 76

    1

    2

  • 25

    S 2O pi

    S + 2O 2SO

    pi : mol1 S mol1 2O pi mol1 2SO

    pi : mol100 S mol50 2O pi molX ; 2SO pi pi pi pi pi

    pi S 2SO

    molXX

    1001100

    1== pi mol100 2SO

    pi 2O 2SO

    molXX

    501501

    == pi mol50 2SO

    pi pi pi pi pi pi pipi pi

    S + 2O 2SO

    pi : mol1 S mol1 2O pi : mol100 S molX ; 2O

    molXX

    1001100

    1== mol100 2O pi pi

    pi : mol1 S mol1 2O pi : molX ; S mol50 2O

    molXX

    505011

    == mol50 S pi pi pi pi pi .

    3

  • 26

    S + 2O 2SO

    pi : pi mol1 2O pi mol1 2SO

    pi : pi mol50 2O pi molX ; 2SO

    molXX

    501501

    == pi mol50 2SO

  • 27

    1

    g5.19 Zn pi HCl . pi pi 2N 3NH . pi 3NH pi pi STP pi: L48.4

    2

    g8.8 FeS pi HCl . pi pi 3AgNO . pi pi pi

    pi: g8.24

    3

    g6.15 2CaF pi 42SOH . T pi pipi pi pi mL250 NaOH . pi NaOH .

    pi: M6.1

    4 pi ( ) 424 SONH pi NaOH . pi pi pi mL250 HCl M2 . pi pi ( ) 424 SONH pi

    pi: g33

    5

    mL300 NaCl pi 42SOH . pi pi ( )2OHCa . pi pipi pi 43POH , pi g31 . pi NaCl

    pi: M2

  • 28

    6

    g5.9 pi 42SOH . pi pi NaOH . pi , STP pi: M48.4

    : 1=rHA , 14=rNA , 65=ZnAr , 56=rFeA , 32=rSA , 19=rFA , 40=rCaA , 23=rNaA , 5.35=rClA , 16=rOA , 31=rPA , 108=rAgA , 24=rMgA