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A
Determine the standard enthalpy change for each of the following reactions.?
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143
*!*AmBeR*!*
A
K
calculating Keq from two pka's?
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0
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2K
kimG07
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L
I have some 20 foot trusses that I want to use.?
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103
LOU R
L
S
Biology help??? I do not know this answer and need help!?
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1
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491
ANNA
A
T
How to identify a node in circuit?
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0
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154
ThaEagerMan23
T
S
When will an asteroid, comet, etc...hit Earth?
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1
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104
ryan h
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B
Find the mass of 35 molecules SO2.?
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0
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140
Bla
B
B
question about IPF/IMF?
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0
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106
Bharat :)
B
M
x + 7 - x = x + 4 + x + 10 can anyone help with this brain teaser?
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134
Mason
M
T
What is your 'opinion' on which decade is the most important to modern science?
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1
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260
Father Jake
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J
Does the function of the circulatory system produce red and white blood cells.?
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167
Jerald W
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D
What did Wernher Magnus Maximilian Freiherr von Braun die of and when?
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116
Devin Rock's!
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J
When winds coming from teh south come over an area...?
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0
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114
Jenn H
J
J
what is the difference between a black hole and a supermassive black hole?
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0
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204
Jack 'the power' Bauer
J
C
MARINE BENTHOS i need help desperate here=/?
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175
cushioned
C
M
How has moss adapted?
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122
Madison
M
S
Is earth round????????????? if yes then read this?
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2
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103
ALex E
A
B
What is Eutrophication ?
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2
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121
B.Q
B
M
Please help me with this simplifying this radical expression?
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0
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113
Ms. Perfect
M
H
what is the average magnification of an electron microscope?
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1
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141
Simonizer1218
S
F
any info about Bacteria ?
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0
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105
flowerfairy90
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C
HELP WITH MY MATH HOMEWORK PLEASE?
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146
chicagocubs15
C
M
What do you think will happen to mars if the sun just burst? would it just...
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59
MoNo M
M
V
what is air from earth?
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109
Virginia M
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J
If high tide occurs in a certain location...?
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0
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179
John J
J
A
What does the sun provide that is dangerous to life?
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3
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182
David D
D
M
How far could you go?
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1
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85
hamu
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B
someone plaz help me with this PHYSICS?
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0
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80
Bryan
B
T
Is there Day light Savings this year (2009)in the USA?
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1
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78
fireman_4_69
F
T
A pendulum with a mass of .100kg was released.?
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0
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102
tiffanyfersher
T
O
How does the intensity of sunlight differ at different angles?
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1
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92
chgu0315
C
B
is there other life than humans?
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2
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102
Granpa Alex
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P
what is the difference between 6" aperture and 4" on telescopes?
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0
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96
pingpongison
P
D
Find a value of q such that cos q = sin q?
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0
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122
destiny0403
D
H
how many times do plants differentiate?
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0
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129
Heather
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L
What is the Big Bang?
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2
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136
Mathieu
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R
do you add the principal on the compunded annually..or the simple interest?
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80
Rozeta G
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HELPPPPPPPPPPPPPP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !?
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892
Chris B
C
T
shooting a microwave?
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6
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143
spaceman4499
S
U
Why do chromosomes have different sizes?
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1
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151
wiseman/guru
W
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