14. Nitric acid can be prepared by bubbling dinitrogen pentoxide into water:
errr are obtained
M~
(a). How many moles
bubbled into water?
00)( i.so)
=
u.
,J~Os
C. Or-~I)(~
.0.13/00737
m.f
0, oM 3/007J7
=
9f)
when 1.50 L ofN20s at 25.0oC and 1.00 atm are
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t/., OJ
I
!
( O. I J 3 ~)
IIn,../.. All. Os
,
H 7-
)
.
(b). The solution obtained in (a) after the reaction is complete has a volume of 437 mL. What is
the molarity of the nitric acid obtained?
I ~ ~~ .;LO It(
73
,wl
i 0.
I
z:
. '-137 L
,;);j
.'~rf
I
L
.)
15. Ammonium nitrate can be used as an effective explosive because it decomposes into a large
number of gaseous products. At a sufficiently high temperature, ammonium nitrate decomposes
into nitrogen, oxygen, and steam.
(a). Write a balanced equation for the decomposition of ammonium nitrate.
~ IJI-/" NOJ
(5)
-'7
;; N:)~)
~
O()~)
-I
AlltO 3}
(b). If 1.00 kg of ammonium nitrate is sealed into a 50.0 L steel drum and heated to 787°C, what
is the pressure in the drum, assuming 100% decomposition? ..
AJ ~
Ii
A1OJ
:: -'
J
000
S?o .0 b g!l«~
-
I cl
•
1t!O 6
3 d.()3
n lOT:
ntu-f
43. 7/7 ,;)I J I (
()"b .: [J. qq0f.13~03
n
I)-ror R...I
(')a- -:
~,
;l</ 331 (POlS
P
TOT
=
Y
('13.717 J./J
1/) (
SO,O
OVER
,of.)!)( 10'0)