: .
: .
: , , , .
: .
: .
:
1 , 2 , 3 , 4 , 5 .
, , :
+(aq) + (aq) = 2(); DͰr = -57,3 /.
, .
:
1. . ( , . ).
2. (20 25 , ).
3. .
4. .
5. . . 2 - 3 .
:
| , | |||
| (.) | (.) | ||
|
, m () = ______
, V(HNO3) = _______ , V(NaOH) = _______
, c(HNO3) = _____ /, c(NaOH) = _______ /
, ρ(HNO3) = _______ /, ρ(NaOH) = _______ /
(), Cm(H2O) = 4,184 /(∙)
, m(.) = 0,753 /(∙)
:
m, :
m = Cm(H2O) ∙ m() + m(.) ∙ m()
: m() = V(HNO3) ∙ ρ(HNO3) + V(NaOH) ∙ ρ(NaOH)
: Q = Cm ∙ ΔT
: ΔT = t( ) 
, (): ΔnH = -Q
|
|
|
1 , 1 :
ΔnH = 
: ν ( , ).
ν(HNO3) = V(HNO3) ∙ c(HNO3), ν(NaOH) = V(NaOH) ∙ c(NaOH)
. . .
| , : : ξ = ΔH - ΔH |
: ξ = 
|
:
1) t01 = 
=
2) ∆t0 = t2 t1 =
3) C- = C0m(H2O) 
m- =
4) V1 - = V. 
ρ. + V. ρ. =
5) . = 0. m. =
6) = . + C- =
7) ∆H = -Q = -. 
∆t =
8) ν = . V. = ( )
9) ∆nH0. = 
=
: ε.= 
______________________________________________________________
 |
( , , ):
_________________________________________________
___. ____.____. 20 ___
