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Title: general chemistry exam with answers
Description: chemistry exam with answers
Description: chemistry exam with answers
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Section (circle) A-Katz I B-King
Name:
-
�1i
...
e,r
��
� -------+,-
Part I
...
Which of the following is/are true regarding bomb calorimetry and constant pressure calorimetry?
(Circle all that apply
...
Which of the following statements is false regarding electromagnetic radiation?
A) electromagnetic radiation is a form of energy transmission
B) visible light is a type of electromagnetic radiation
wavelength and frequency are inversely proportional
(E2
...
The heat of formation of lead (II) carbonate is -699 kJ/mol
...
Which of the following properties would not influence the conductivity of a solution?
A) The concentration of ions present
B) The number of ions present
he molar conductivity of the ions present
he size of the container
II of the above influence solution conductivity
5
...
If you observe the electromagnetic
radiation that results, what would you observe?
@An emission spectrum with one line
B) A continuous spectrum
C) An absorption spectrum with multiple "dark" lines
D) An absorption spectrum with a single "dark" line
E) White light
6
...
Ions able to be reduced:
kS
&L
I
-r_Q_
-t2-
Al --,, Ai+3
Mn --,, Mn +2
Zn --,, zn+2
Cr --,, Cr+3
Fe --,, Fe +2
+ 3 e+ 2 e- r"'""';"g
+ 2 eease of
oxidation
+ 3 e+ 2 e-
7
...
A chemical process in which heat is absorbed
ii
...
A process in which a system does work on its surroundings with no change in q
iv
...
The oxidation state of the Cl atom in KCIO3 is ____________
Part II
...
What is the wavelength of light that has a frequency of 107
...
If 50
...
350 M sulfuric acid solution (H2 SO4 ) is needed to neutralize a solution of KOH, how many
moles of KOH must be present in the solution?
2-
...
, � �o
L---1
...
o I
t:-\- "2--'SDL(
tL
11
...
lf you place a sodium lamp above a bowl that contains
350
...
00 g/mL
...
184 Jig 0C
...
hok l
p
/\
0 z(, 'i-10-y:,fo_
_- (----�--
DO Y--1
(,,
012
...
ro-?�
(o;s-o J)('t
3
...
=t) A IO 1 'l 1/rho-\,,,
...
's
- I 'l 1/F
-::f'!;'I,_ 10
½ 'C) ( £c:,"G ) �
T pl,,t o-t=,
2'9 2 75-'iJ T
12
...
Balance this oxidation-reduction reaction (shown below) that occurs in acid solution:
...
0::>
--t-
...
_
...
When a 16
...
g of water in a coffee-cup
calorimeter, the temperature falls from 25
...
4 °C
...
184 Jig °C
...
6H, in kJ/mol) for the solution process of KC1O3
dissolving in water (shown below in equation form)?
KCIO3 (s) -
KC1O3 (aq)
I <'o
...
-
(� \:>4) � µ
�
1�
C
C_ �\
( 2 I la
110) (4 ·I� LI
4 s-
]lJ/
VV1 0 I
I
) (t'i? 4- '2-<�
+
14
...
488 g of solid Mg(OH)2 are dissolved in 25
...
After the reaction is complete
...
a) Write a balanced equation for the reaction that has occurred
...
0 mL after the reaction is complete, identify the
following concentrations: Molar masses that m
vtfusefitl: Mg(OH)2 = 58
...
0128
7
glmol, H,O- 18
...
_o_____ M
The final concentration ofNO3-___
�
3_�-----M
The final concentration of Mg 2-_0
__
+
d
...
0
I
, b Z-S L
1- �
VVlc:i(
O ':/ � '(Vl_O \
($fa(-\--)
µ- iUO)
1 l -t
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2
Title: general chemistry exam with answers
Description: chemistry exam with answers
Description: chemistry exam with answers