-2 4 - cr 5 -
15 3 5 ph 6.5-8.5 () 450 mg/l 0.3 mg/l 0.1 mg/l 1.0 mg/l 1.0 mg/l () 0.002 mg/l 0.3 mg/l 250 mg/l 250 mg/l 1000 mg/l 1.0 mg/l 0.05 mg/l 0.05 mg/l 0.01 mg/l 0.001 mg/l 0.01 mg/l () 0.05 mg/l 0.05 mg/l 0.05 mg/l () 20 mg/l 60 g/l 3 g/l (a) 0.01 g/l 1 g/l 5 g/l 100 /ml 3 /L 30min 0.3mg/L 0.05mg/L 0.1 Bq/L 1 Bq/L
(
Q v S v m / s Q = 60VS v m / s 0.7L / t Q = Kh 5/2 0. 004 0. 2 h K = 1354. + + ( 0. 14 + )( 0. 09) 2 h D B
K = A D = [ ] [ A] E % = 100 100D E(%) = D + V V
( ml) + ( ml) = ( ml)
( A B) 1000 1000 mg / L = V
l R = ρ A A L = 1 = K 1 ρ l Q K = 1 ρ Q = l A
R R R R x = 1 3 2 RmE R me Em = = Rx + R 1 m Lx + Rm 0.01mol / L RKCl LKCl L = K 1 Q K t x Q R = = 1413 R R x x KCl t K 25 x Kx = 1 + a ( t 25 ) 25 K 25 S / cm x t Kx S / cm a 0.22( 1 ) 1
= A V V 0
i = 607 1/ 2 2/ 3 1/ 6 d nd m t c
c x hcsvs = ( V + V ) H Vh s
1 2. P M P T 2 1 4. P M P T 2
E ϕ - ϕ ϕ ϕ ϕ ϕ ϕ phx phs E E x s 0. 059
M V 8 1000 DO( O2, mg / L) = V 100
i K n F A p m = c 0 L
( V - A VB ) c 52. 04 V2 CN mg/ L= 1000 V V 1 3
- m a m b V1 CN mg / L V V 2
Cl ( 0. 3mol / L) AgAgCl LaF KCl Hg Cl Hg F - 3 2 2 ( 0. 001mol / L) 2. 303RT E = K lg F F
( V1 V2 ) M 14 1000 N mg / L V
( V 2-0 V1 ) c 16. 03 1000 (S mg/ L) V
( V0 V1 )c 8 1000 COD cro 2mg/ L V W It M 96500 n
W I ( t = t M 0 1) 96500 n COD c mg / L V ml W = V x c x 1000 I t t c = ( 0 1) 8000 x 96500 V [( 10 + V1 ) K 10] M 8 1000 O2 mg / L = 100
[( 10 + V1) K 10] [( 10 + V0 ) K 10] f M 8 1000 ( O2, mg / L) = V 2
( c1 c 2) ( B1 B2) f 1 BOD5 ( mg/ L) = f 2
(V1 - V 2 )c 15. 68 1000 mg / L = V
s ni ni d = log i= N 2 1 N d d d d d 2A + B 2C = 100 A + B C
/ L = 1000 ml
= (V - V) 0 c 0. 003 1724. 108. 100 W 1 0.003 C g 4
30min ml / L SVI = g / L
V = V 0 P P B P PK V = V 0 P
K c 1 = 100% c 0 c1 K = 100% c + c + c 1 2 3
c = 22. 4 c p M 273 P V0 = Vt 273 + t 101325.
273 100 V0 = 18 17 445 L 273 + 5 101325. =. ( ) NO mg/ m = 2.0 3 3 10 2 17. 445 10 6 2. 0 10 3 = 011. 22. 4 NO 2ppm = 46 6 10 = 0. 056 17. 445
SO 2 3 W Vt ( mg / m ) = V V n a
SO 2 c V 3 t ( mg / m ) = V n I εbc = 10 I 0
I 1 = 1 10 I 0 εbc I bc 0 I = I 1 10 ε 0( ) bc F = Φ F( I 0 I) = I 0Φ F( 1 10 ε ) bc bc F = I F bc 2 + 3 ( 2. 3ε ) ( 2. 3ε ) 0Φ [ 2. 3ε ] 2! 3! F = 2. 3Φ FεbcI 0
I M R P = = 0. 000332I R 96500n c F P = 60 0000332. I R60 I R c = 002. F F
NO ( NO, mg/ m ) = x 2 ( A A ) B s 0. 76V 3 0 n
I = NO O K [ ] [ ] 3 [ M]
P (%) = i Wi W + W + + W 1 2 n 100 A if w( i) Pi (%) = A f + A f + + A f 1 w( 1) 2 w( 2) n w( n) 100 f w f' w( i) A = = f' A w( s) s i W i W s K c s hs
c x cs = h h x s O + 2I + 2H + = I + O + H O 3 2 2 2
( A 3 1 A0) a O3 mg/ m = - 0.269c b V K K = c 1 c2 100 c K(%) = A 1 A A A 1 2 1 0 100 n
f ( A1 A2) a O3( mg / L) = b V n
[SO mg / 100cm PbO d ] = (W - W ) 2 s 0 SO3 3 2 100 S n BaSO SO3 SO3 BaSO4 0.343 BaSO 4 2-2- SO BaCrO BaSO CrO 4 4 4 4 4
h 3 t ha CH 4 mg / m = c s h hm mg / m3 = ' c s h s s
h 3 t mg / m = c s h mg / m = h h 3 m s2 c s s1
F mg / m 3 = W W W 1 + 2 2 0 F mg/ m 3 = W W ' 3 0 [F g / 100cm d ] = W W 2 0 100 S n V n V n
Hgmg / m = W V n 3
W TSP 3 mg / m = Q t n Q T2 P1 = Q T P 2 1 1 2
c = 1 K f Qt K m N = N 0 m = 1 n N 0 1 K N ms S N c = = V VK ln 0 N
[t / km ] = W W W 2 1 0 a 30 104 S n
F402 + F408 F = F405 2 F F M BaP g m R ( / 3 ) = 2 0 F F 1 0 V n
f P = L(sin α + ) ρ g F P = LK K (sin α + f ) g mm F v s P = K p 2 ρ v R s Ts vs = Kp2 Pv B s v s g Hd Rs Ts = Kp 2 = Kp2 gh d ρ B s
R sd = X R o o 2 2 1 X X X co co 2 + + + R R R co R o2 R co 2 R N 2 co 2 X o 2 X co 2 X N2 R sw = X R o o 2 2 1 X X X co co X 2 N 2 + + + ( 1 Xsw ) + R R R R co co 2 N N N 2 2 sw H O 2 2 R H 2O v = 0077. K P 273 + t s p v s v = 024. K H 273+ t s p d s v1 + v2 + + vn vs = n v s 2Rs Ts = Kp P B v vs P v s
Q s3600vss Ba + Ps 273 Q nd = Q( 1 Xsw ) 101325 273 + t 1. 24G w X w = 100% 273 PA + Pr Vd + 124. G w 273 + t r 101. 3 s
Pz 273 PA + Pr 124. G w + Vs PA + Pr 273 + t r 1013. Xw = 100% 273 PA + Pr 124. Gw Vs 273 + t r 101. 3 1 P P T ' Q = A + 2 s r r 0. 043d vs ( ) [ Xw T R ( R + P ) ] 2 ( 1 ) s sd A r
1 PA + P T ' 2 s r Qr = 0. 00254d vs ( ) ( ) 2 ( 1 Xw ) T P + P s A r
V Q R P P sd ( A + r ) nd = 0003. ' τ T V Q P P A + r nd = 0050. ' τ T Q ' L / min r r r G c = 10 6 V nd c1v1s1 + c2v2s2 + + c v S c = v S + v S + + v S 1 1 2 2 n n n n c n
I Rb = 10( 1 ) I 0
V b c = 10 3 V c t W2 W1 22. 4( 1 + ) b c = 273 M 6 10 V c t ρ Vi 22. 4( 1+ ) b c = 273 M 10 6 V c
Vi b P0 c = P + P V 3 10 ( ' ) 0 c
Q 0 c = c0 Q + Q 0 Q c 0 0 3 c = 10 Q q = D A P L
W q = t W t 1 2 2 1 3 10 q c = Q + Q 1 2
2 27. 1.5m v = 16.6m / s
>5000 35
t =
= 4-3
500mL 20mL = 2mol / L c 1 6 ( K Cr O ) 2 2 7 (b - a)vc(1.28) BDM = b 100 ( I + W) H u = H0 5.85W 100 W L
48TL 1 = m 0. 3 2 ( 24TL m / 48TL m )
x xx x x 1 n x = x n i i= 1 x 1 s = ( xi x) n 1 2 xi xi 2 ( ) 2 s = n n 1 M 2 2 95 D MD M = n x 1 x 2 x n 2 ( x lg (lgx i ) 2 i) D = n n 1
n = t s d 2 2 2
(mol/l) () 11.9 108 17.8 338 15.8 121 11.6 203 14.6 213
H 2 O% ( = ) 100
mg / kg = M W
mg / kg = M W
K = p q
ap n E = ap p +1 a a =
I P pc = 2 N A A = 10 1 0 lg
W LW = 10lg W I LI = 10 lg I 2 P P L = P 10lg P = 2 20lg P 0 0 0 0 I 1 2 2 P P 1 2 = I2 = pc pc 2 2 P = P1 + P2 2 LP 10 ( P / P ) = 10 ( P / P ) = 10 1 0 P L = 10lg L P = L P 1 2 P 2 1 + P 2 P 0 1/ 2 L P2 / 10 2 0 2 2 LP 10 LP 10 1 / 2 / = 10lg( 10 + 10 )
L L 10lg2 p P1 L + 3dB P1 7 1 L L L - L L L = L + L P P P1 P P1 P2 P1 P 2 [ ] L = 96dB L = 93dB P1 P2 L L = 3dB L = 1.8dB L = 96 1.8 = 97.8dB P1 P2 P P 100dB L P1 L - P = 4dB 7 2 L = 2.2dB P P1 P L L = L - L = 101.8dB P2 P2 P P
L N 2 N 40 10
L = 10 1 LPAdt Aeq T T 10 01. lg[ ] 0 T
1 n 2 = ( LPA LPA ) i n 1 i= 1 L i A PA i 1 n L PA L PA = LPA i n i= 1 0. 1Ld 01. ( Ln + 10) 16 10 + 810 L dn = 10lg 24
1= log f 2 1 f f 2 1 1 / 3 log 2 = f 3 n f / f = 2 2 1 2 1 1 f m = f2f 1
D T T D T T 1 = + 2 + T T 1 2 4. 67 D = 117. 4
2 d L L + eq d = L 50 10 L90 60, 1 n L = L l l k= 1 K K
(km) (m) L L N N L L 50 60 70 80 0 1 2 3 4 5 3 3 60 6 0 3 7 2 5 60 8 4 9 64 9 1 10 59 0 6 16 68 1 3 19 66 2 8 27 71 3 2 29 66 4 4 33 70 5 9 42 75 6 12 54 76.8 7 6 60 75 8 12 72 78.8 9 6 78 77 0 13 91 81 1 4 95 77 2 1 96 72 3 1 97 73 4 1 98 74 5 0 98 / 6 1 99 76 7 0 99 / 8 0 99 / 9 0 99 / 0 1 100 80 1 2 3 4 5
2 3. L = L + d eq 50 L NP = Leq d 60 2 12 L eq = 66 + 68.4dB L NP = 68.4 12 = 80.4 db 60
() () (db) (db) A C 31.5 63 125 250 500 1K 2K 4K 8K 16K 80 85 90 95 100 105 110 115 120 125 (min)
A C 31.5 63 125 250 500 1K 2K 4K 8K
db(a) db(a) L (db) (s) L (db) L (db)
14 32 90 C P Cs 60 Co 6 15 38
55 26 Fe K55 25 Mn dn A = = λn dt 0. 693 T 1 / 2 = λ 212 T Po T 1/2 84-7 238 9 T 1 / 2 = 3.010 92 U T 1/2 = 4.510 = 0.693 2 1 = 2.39 10 a T 1/2 A = - dn dt = N N = N0 e -t N 0 t lg = λ N 2. 303 1 1 t = 2. 303 2 lg = 289( a) 2. 39 10 0001.
X = dq dm D de D = dm de D P = dd dt
Q = a n n c s nb V
6 (n - n ) 10 c b Q α = 60 ε slf c b A = K (J - J ) Rn f V
= x - x t 100% x t x x i x
d = 100% x 1 n d = d n i i= 1 ( 1 2 ) 1 = + + + n d d d n d = 100 x n S = ( x x) 2 i= 1 s 1 n = ( xi n 1 i= 1 x) 1 = S n 1 2 2 s = = i 1 n ( xi x) n 1 i= 1 1 S n 1 2 x i x i 2 ( ) 2 n = n 1 s C = v x 100%
1 n σ = ( xi µ ) N i= 1 2 2 σ = σ 2 1 n = ( xi µ ) N i= 1 2 ( 2 x xi) i = N N 2 x i x = n µ = x i n n x = ( x x x ) g 1 2 n 1 n lgx 1 i = lg ( ) n
x = 1 112 + 115 + 114 + 113 + 115 5 x g = 112115 1141131155 2 100 = 1.8% 110 d = x - x i i d = 112-113.8 + 115-113.8 + + 115-113.8 S = 1 2 S n -1 = 1 6.80 4 s = s 2 C = 1.3 v 100% 113.8 2 ( x µ ) 1 2 2σ ϕ( x) = e σ 2π 1
x x Q = x x 2 1 n x Q = x 1 x 2 1 x n 1 1 Q x x n n = x x n Q x x n n = x x n 1 1 1 2 x 3 x 1 Q = x 1 x 14 Q x 3 x 1 = x x n n 2 1 1 Q x x n n 2 = x x n Q x x n n = x x n 2 2 3
Q = x 2 x1 14.90-14.65 = x x 15.01-14.65 = 0.69 n 1 1 n Q = x x n x x n 1 2 = 15.02-15.01 15.02-14.90 = 0.083 x x x x x x 2 n x s x 1 l 1 l x = xi s = ( x x x i ) l i= 1 l 1 i= 1 3 x max T 2
T = x x min S x 1 10 x = x i = 4. 746 10 i= 1 i 1 10 2 s = ( xi x) = 0. 305 x 10 1 i= 1 s x x max = 539. T x max = x 5. 39 4. 746 = = 2. 11 0. 305
x x x x x x s x s s = x n x t = µ s x s µ = x ts = x t x n µ = x ± t s n
x x µ = 1530 ± 2 35 010... 4 1530. ± 012. ( mg/ L)
µ = 1530 ± 318 010... 4 = 15. 30± 016. ( mg/ L) = 1.06 x1.054 n = 10 s s = x n x t = µ 1054%. 106%. = = 211. s 0009%. / 10 x t = 211.
001. x = = 0. 017 6 s = s x x 2 i ( xi ) n n 1 ( 001. ) 00619. = 6 6 1 = 0111. s 0111. = = = 0. 0453 n 6 x 0 0. 0017 t = = = 00375. s 00453. x 2 2 y = ax + b y
n xy x a = n x ( x) b = 2 2 2 x y x xy 2 2 n x ( x) y 60. 0208 0155. 0. 606 a = 6 2 0. 00552 ( 0155. ) = 3.4 0. 005520. 606 0155. 0. 0208 b = 2 60. 00552 ( 0. 155) = 0.013 y = 3.4x + 0.013 ( x x)( y y) v = ( x x) 2 ( y y) 2 n - 2 t = v 2 t n n = n - 2 1- v
29. 50 0. 874 x = y = 8 8 ( x x)( y y) v = 2 2 ( x x) ( y y) = 0. 9993 n 2 t = v 2 1 v = 09993. 8 2 1 ( 0. 9993) 2 = 6542.
x 6 xi s s 1 2 = 1 l ( x i x) l 1 i= 1 1 6 = ( xi x) 6 1 i= 1 = 0. 000161 l = s i= 1 2 i 2 2
6 2 s i i= 1 = 5 = 153. 10 S = ( l 1) ns L S = ( n 1) s E = ( 6 1) 5 0. 000161 = 6. 4810 = (5 1) 153. 10 = 612. 10 S = S + S T L E 2 = 6. 4810 + 6. 1210 = 126. 10 2 1 7 5 5 5 5 4 2 F (L) S =6.48 10 f =l-1 =5 (E) S =6.12 10 f =l(n-1) =24 (T) S =1.26 10 V V L E S = f S = f L L = 1. 30 10 E E = 2. 55 10 5 5 V V L E = 51. F (f,f ) F =39 F>F
A x A x A x A u ( x A x ) 1, A = 0, x A u A~ u A~ A u A~ ~ u A~ A ~ u A~ u B~ A B ~ ~ u A~ u A~ A ~ u B~ u A~ A B B ~ ~ ~ A B C ~ ~ ~ u ( x) = max[ u ( x), u ( x)] = u ( x) u ( x) c A B A B ~ ~ ~ ~ ~ u ( x) = min[ u ( x), u ( x)] = u ( x) u ( x) c A B A B ~ ~ ~ ~ ~ A ~
A A ~ ~ u ( x) = 1 u ( x) A A ~ ~ a a a 11 12 1n A = = [ aij] ~ a m a m a 1 2 mn A ~ B ~ C ~ A B C A B ~ ~ ~ ~ ~ C ~ A B C A B ~ ~ ~ ~ ~ C = ma xmin[a b ] = V[a b ] ij k ik C ~ A B C A B ~ ~ ~ ~ ~ A A ~ ~ kj k ik kj A ~.... A = 0 5 0 3 B ~.. ~ = 0 8 0 5 0 4 0 8 0. 3 0. 7 0. 5 0. 8 0. 8 0. 5.. C = A B = ~ ~ ~.... = 0 8 0 5 0 4 0 3 0 8 0 7 0. 4 0. 8 0. 5 0. 8 0. 3 0. 5.. C = A B = ~ ~ ~.... = 0 5 0 3 0 4 0 3 0 8 0 7 0. 3 0. 7 ( 0. 5 0. 8) ( 0. 3 0. 3) ( 0. 5 0. 5) ( 0. 8 0. 7) C = A B = ~ ~ ~ = 0. 5 0. 5 ( 0. 4 0. 8) ( 0. 8 0. 3) ( 0. 4 0. 5) ( 0. 8 0. 7) 0. 4 0. 7 1 0. 5 1 0. 3 =.. = 0. 5 0. 7 A ~ 1 0 4 1 0 8 0. 6 0. 2 A B ~ ~ Aο B = V[ u ( x) u ( x)] ~ ~ x u A B ~ ~ A B = [ u ( x) u ( x)] ~ ~ x u A B ~ ~ A B ~ ~
1 N( A, B) = [ AοB+ ( 1 A B )] ~ ~ 2 ~ ~ ~ ~ A B A B ~ ~ ~ ~ n A = ( a 1, a 2, a n ) ai = 1 ai0 i = 1 2 i= 1 ~ A ~ R ~ i = ri1 ri2 rim r r r 11 12 1m R = ~ rn rn r 1 2 nm r r r 11 12 1m B = AοR = ( a1, a2,, a n) = ( b1, b 2,, b m) ~ ~ ~ rn rn r 1 2 nm
b = V a r j = 1 2 m j n i=1 i ij R ~ 0 x 5 u ( x ) = 1 ( x ) < x < 5 5 7 2 1 x 7 1 ( x 3) 3 < x < 5 2 u ( x ) 1 = ( x ) x < 7 5 7 2 0 x 3, x 7
x 2 2 < x < 3 u ( x ) 1 = ( x ) x < 5 3 5 2 0 x 5, x 2 x 1 1< x 2 u ( N x ) = ( x 3 ) 2 x < 3 0 x 3, x 1 1 x 1 u ( V x ) = ( x 2 ) 1< x < 2 0 x 2 0 x > 2 u ( x ) = ( x ). < x 2 2 15 2 1 x 15. 0 x 15., x 3 u ( x ) = ( x. ). < x 2 15 15 2 ( x 3) 2 < x < 3 0 x 2, x 5 u ( x ) = x 2 2 < x 3 1 ( x 5) 3 < x < 5 2 0 x 3, x 8 u ( N x ) 1 = ( x 3) 3 < x 5 2 1 ( x ) < x < 8 5 8 3 0 x 5 u ( V x ) = 1 ( x 5 ) 5 < x 8 3 1 x > 8
R ~ 0 0 069. 0. 31 0 0 0. 05 05. 0 0 R = 0 0 009. 0. 91 0 ~ 0 0. 48 052. 0 0 0 0. 33 067. 0 0 c i a i = s i 1 n si = sij n j= 1 c i / si Qi = n c / s i i= 1 A ~ A = 0.3 0.14 0.31 0.13 0.12 ~ i
0 0 0. 69 031. 0 0 05. 05. 0 0 B = AοR = 0.30.140.310.130.12 0 0 0. 09 091. 0 ~ 0 048. 052. 0 0 0 033. 0. 67 0 0 B ~ x x x 11 12 1m x = x n xn x 1 2 nm m ij = 12,, n d ij = x ik x jk k=1 k = 12,,, m m d = ( x x ) ij ik jk k= 1 2 ij = 1, 2, n k = 1, 2,, m ij = 1, 2,, n d ij = max xik x jk l< k m k = 1, 2,, m ( 1) ( 2) ( 3)
r ij = m m x k= 1 x k= 1 r ij = m ik x jk m 2 2 ik x jk k= 1 m ( x x )( x x ) k= 1 ik i jk j m 2 2 ik i jk j k= 1 ( x x ) ( x x ) k= 1 xi r ij m min( xik, x jk ) k= 1 = m max( x, x ) k= 1 1 i = j rij = m 1 c xik x jk i j k= 1 ik jk R R ~ ~ r ij = r ji RοR R R ~ ~ ~ ~ R ~ R ~ R R R ~ ~ ~ R R R R R R ~ ~ ~ ~ ~ ~ R ~ R ~ ( 4) (5) ( 6) ( 7)
5 5 3 2 2 3 4 5 x = 5 5 2 3 1 5 3 1 2 4 5 1 1 01. 08. 05. 03. 01. 1 01. 0. 2 04. R = 08. 01. 1 03. 01. ~ 05. 02. 0. 3 1 0. 6 03. 0. 4 01. 06. 1 R ~ R 2 1 03. 08. 05. 05. 0. 3 1 02. 0. 4 04. = RοR = 08. 0. 2 1 05. 0. 3 05. 0. 4 05. 1 06. 05. 0. 4 0. 3 06. 1 ~ ~ ~
1 04. 08. 05. 05. 0. 4 1 0. 4 04. 0. 4 4 2 2 R = R οr = 08. 04. 1 05. 05. ~ ~ ~ 05. 0. 4 05. 1 0. 6 05. 0. 4 05. 06. 1 8 4 # R = R R 4 = R = 0.5 ~ ~ ~ ~ 1 0 1 1 1 0 1 0 0 0 R = 1 0 1 1 1 ~ ( λ= 05. ) 1 0 1 1 1 1 0 1 1 1 1 0 1 0 0 0 1 0 0 0 R = 1 0 1 0 0 ~ ( λ= 08. ) 0 0 0 1 0 0 0 0 0 1 1 1 R = ~ ( = 1 ) 1 1
x x R
x i = x + x ' 2 x = x n i i i xi x i 2 ( ) 2 s = n n 1 R i Ri = xi xi' R = n x x x x x x x
x x x x x i x = n ( xi x i ) 2 s = n n 1 = 0020. ( mg/ L) 2 x x x x x x x x x x x x
x x P P s p P P n P P P P x x x x
x R 2 x A 2 R 3 1 x A 2 R 3 R 2 R + ( D 4 R R) 3 1 R + ( D 4 R R) 3 R R x R x x x x
x x x x 0.98 n s Cv 100% v R Ri 0.042 n x R 2 x A 2 R 1.030.93 3 1 x A 2 R 1.006 0.954 3 R R + 2 D 4 R R 0.11 3 R + 1 D 4 R R 0.075 3 R x
x
x x
xy y y xy ( T Ti ) 2 i s n 2( n 1) 2
s r = ( Di D i ) 2 n 2( n 1) 2 2 s F 2 s r F F 95 0.05(f1f 2 ) F F 0.05(f 1 f 2 )
A
1 2.. 1 2.. 1 2.. 1 2.. 1 2.. 1 2 3...
x xx xx x
x x x
x x
V R L 0 x x = V R c f 1 Vc 1 = = R V R x 0 f
2 + 4 + 10. 0 1 = 0. 0229( µg / L) 10 + 20 + 40
( ) mg / L = A B 1000 1000 V
= A 50 B
N mg / L = m V 1000
2. c = 0.020mol / L 5.6mL 1+ 9 1/2H 2 SO 4 W1000 25 c1 / 2H 2 SO 4 ( mol / L) = V52. 995 500 N mg/ L = (A - B) M 14 1000 V
cs Vs E Vx c x = ( 10 ) 1 V + V S V + V x s x s c x E c x Vs = ( 10 S 1 ) 1 V x 1 1 10 10O TISAB 10 100
6+ m Cr ( mg / L) = V
1. c = 0.2500mol / L 120 1/6k 2 Cr O 2 7 3. [c 0.1mol / L] 39.5g (NH 4 ) 2 Fe( SO4 ) 2 6H2O 02500 c =. 10. 00 V
COD ( O, V V c Cr mg / L ) ( 0 1) 8 1000 2 = V
COD O mg / L = Q s Q m 8000 Cr 2 96500 V 2. c = 0.050mol / L 2.5g 1/6K 2 Cr O 2 7 4. c = 1mol / L 200g 1000mL 1 Fe ( SO ) 2 2 4 3
COD O mg / L = 10 V COD Cr 2
(c - c ) - (B - B )f BOD mg / L = 5 1 2 1 2 1 f 2
M O mg / L = V 8 1000 2 100
(V1 - V 2)c15.68 mg / ml = V
7. - c / 6 = 0.1mol / L 2.784g 1 KBrO 3 8. c = 0.0125mol / L 180 1/6KIO 3 9. c 0.0125mol / L 3.1g Na 2 S 2O 35 H 2O 00125V 4 c ==. Na 2S2O35 H2O V 3
mg / L = 1000 m V
mg / L = mm 2 mg / L = 2 / mm c ci ( mg / L) = A i K i A
10mL MPN = MPN ml
6 ( W1 W2 ) 10 ( mg / L) = V
( / ) mg L m V = 1000
3 W TSP mg / m = Q t n Q = Q T P 32 273 P3 n 2 T P 1013. T 2 3 Q P P 23 273 = 2 T T 1013. 2 3 3 2 3 = 2. 69 Q P P 2 T T 2 3
4. c = 0.10mol / L 12.7g 40g 1/2I 2 5. c = 0.010mol / L 50mL 1/2I 2 7. c = 0.1000mol / L 3.5668g KIO 1/6KIO 3 3 9. c 0.1mol / L 25g Na 2 S O 2 3
25. 00 01000. C = V ( V0 V) c 32. 02 1000 2. 00 SO2 ( µ g / ml) = 25. 00 100 13. c = 3mol / L 41mL85% 200mL H 3 PO 4
3 W Vt (SO 2, mg / m ) = V V n a
- 1 (A - A 0) 3 NO mg/ m = b 2 0. 76V n 1 b
CO mg/ m = 1.25c 3
mg / kg = m W
g / g ppm =