Kilochan
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 Adriana Melara
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 18
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 1
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 0
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 Questions Asked
 71
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 0
 Medals Received
 6

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 0
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 0
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 Questions Asked
 5
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 Questions Asked
 24
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0 
Questions Asked

Kilochan:
Group Title
Calculus 1 help! Derivatives!
y=(1/6)(8x+11)^3 + (1(1/x^3))^2
Answer choices:
…
 updated 2 months ago
 23 replies
 3 Medals
Mathematics

Kilochan:
Group Title
Calculus Help! Concavity...
For the function f(x)=(x²/4)+cosx on the interval (0,2π) , find the intervals on which the function is concave …
 updated 10 months ago
 3 replies
 No Medals Yet
Mathematics

Kilochan:
Group Title
Calculus 1
Find the derivative of: g(x)=3x^4 cos(x)
This is what I am getting. Can anyone check the work??
…
 updated 11 months ago
 9 replies
 2 Medals
Mathematics

Kilochan:
Group Title
Sketch the graph of a single function f that has the
following properties. NOTE: There are many correct
answers.
…
 updated 11 months ago
 12 replies
 1 Medal
Mathematics

Kilochan:
Group Title
Simplify the expression
(5x²+2x+4/x⁴16) / (25x²+20x+4/x² 2x)
…
 updated one year ago
 16 replies
 1 Medal
Mathematics

Kilochan:
Group Title
Check My Chemical Equilibrium Problem!
4.2 mol of oxygen and 4.0 mol of NO are introduced to an evacuated 0.50 L reaction vessel. At a spe…
 updated one year ago
 4 replies
 1 Medal
Mathematics

Kilochan:
Group Title
IONIZATION PROBLEM!!
calculate the original molarity solution of acetic acid that is 3.0% ionized. Ka= 1.8x10^5
the answer is 1.9x10^2 M…
 updated one year ago
 1 reply
 4 Medals
Mathematics

Kilochan:
Group Title
The reversible reaction 2SO2(g) + O2(g)<===> 2SO3(g)
has come to equilibrium in a vessel of specific volume at a given temperature. Before …
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

Kilochan:
Group Title
Formic acid is responsible for the sting of an ant bite. An aqueous solution of formic acid has a molality of 11.19m and a solution density …
 updated one year ago
 4 replies
 No Medals Yet
Mathematics

Kilochan:
Group Title
if 10 g ice at 10 degrees celsius is placed in 200 g of water at 80 degrees celsius in an insulated container, what will be the temperature…
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

Kilochan:
Group Title
If 100 grams of liquid water at 100 degrees Celcius and 200 grams of water at 20 degrees Celcius are mixed in an insulated container, what w…
 updated one year ago
 4 replies
 2 Medals
Mathematics

Kilochan:
Group Title
The molar solubility of AgCl in 6.5 x 10^3 M AgNO3 is 2.5 x 10^8 M. In deriving Ksp from these data, which of the following assumptions ar…
 updated one year ago
 No Medals Yet
Mathematics

Kilochan:
Group Title
500 mL of .45 M HCL is reacted with 250 mL of .90 M NaOH in a constant pressure calorimeter. the initial temperature of the solution is 21.7…
 updated one year ago
 No Medals Yet
Mathematics

Kilochan:
Group Title
How is the solubility of the following compounds affected in an acidic solution?
a)Ca(OH)2
increases, decreases, or not affected?
…
 updated one year ago
 No Medals Yet
Mathematics

Kilochan:
Group Title
The molar solubility of AgCl in 6.5 x 10^3 M AgNO3 is 2.5 x 10^8 M. In deriving Ksp from these data, which of the following assumptions ar…
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

Kilochan:
Group Title
\[\sum_{k=0}^{5}(3j+2)\]
sum is equal to:______
Apparently the answer is 18j+12
…
 updated one year ago
 9 replies
 1 Medal
Mathematics

Kilochan:
Group Title
Trig!If b=4.3m, c=6.8m, and A=118°, find a
I don't know what to do with a "c" added to this. Our book only gives one example and it's nothi…
 updated one year ago
 37 replies
 3 Medals
Mathematics

Kilochan:
Group Title
Find vertices, foci and the main axis
(x^2/25)+(y^2/16)=1
Center=_____
…
 updated one year ago
 5 replies
 No Medals Yet
Mathematics

Kilochan:
Group Title
TRIGONOMETRIC FUNCTIONS!!
If you scroll down a bit after you click this link, you will find "5.2 exercises". We just went over some quick c…
 updated one year ago
 25 replies
 2 Medals
Mathematics

Kilochan:
Group Title
Thermodynamics!!!
Consider the reaction:
2 H2O (g)>2 H2 (g) + O2 (g)
…
 updated one year ago
 7 replies
 No Medals Yet
Mathematics

Kilochan:
Group Title
A volume of 5.0 L of polluted air at 18.0°C and 747 mmHg is passed through lime water [an aqueous suspension of Ca(OH)2], so that all the ca…
 updated one year ago
 No Medals Yet
Mathematics

Kilochan:
Group Title
To a sample of water at 23.4oC in a constant pressure calorimeter of negligible heat capacity is added a 12.1 g piece of aluminium whose tem…
 updated one year ago
 3 replies
 1 Medal
Mathematics

Kilochan:
Group Title
2^(2x3)=5^(x2)
Find the exact solution, using common logarithms, and a twodecimalplace approximation of each solution, when appropriat…
 updated one year ago
 10 replies
 1 Medal
Mathematics

Kilochan:
Group Title
log[3](x2)=log[3] 27  log[3](x4) 5^(log[5]1)
I have tried this out and right now all I am getting is
log[3] (x2)(x4)/27= 5^(log[5] …
 updated one year ago
 11 replies
 1 Medal
Mathematics

Kilochan:
Group Title
log question!
Log[2] (x+3)+log[2] (x+5)=1
answer: 2
…
 updated one year ago
 24 replies
 1 Medal
Mathematics

Kilochan:
Group Title
log question!
Log[2] (2x3)+log[2] (x+5)=1
answer: 2
…
 updated one year ago
 No Medals Yet
Mathematics

Kilochan:
Group Title
Logarithms question!
log[2](x)+log[2](2x)=3
I'e tried solving this and the correct answer is 2. But I keep getting 3. Help :(
 updated one year ago
 No Medals Yet
Mathematics

Kilochan:
Group Title
Inverse Functions!
Use the theory of inverse functions to prove that f and g are inverse functions of eachother, and sketch the graph of f …
 updated one year ago
 11 replies
 1 Medal
Mathematics

Kilochan:
Group Title
find (a) (fog)(x) and domain of (fog). (b) (gof)(x) and domain of (gof)
f(x)=sqrt(x2) , g(x)=sqrt(x+5)
So far I got this:
…
 updated one year ago
 No Medals Yet
Mathematics

Kilochan:
Group Title
find (a) (f*g)(x) and the domain of f*g.
f(x)=x^23x g(x)= sqrt(x+2)
answers: (f*g)= x+23 sqrt(x+3)
…
 updated one year ago
 9 replies
 1 Medal
Mathematics
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