Sunday
August 31, 2014

Posts by Alexis


Total # Posts: 619

social studies
What was the name group of men who were supposed to send food and clothes to George Washington and his troops?
February 25, 2009

Literature
Oh my gosh, thank you sooo much. We had to do a paper on Shakespeare in English today, and this website had ALL the answers!
February 21, 2009

math
how do you turn a decimal into a fraction or a mixed number in simplest form?
February 10, 2009

Language Arts
im srry idk
January 19, 2009

input output table
who do u do input out put
January 15, 2009

math
I just put half of 293,027,571 is 146,513,785 (wich it is) so alittle more than that live in that distance
December 17, 2008

5th grade
what is 7/42 in simplest terms
November 20, 2008

5th grade
because they just are
November 18, 2008

Social Studies 30
What are some pro's and con's of nuclear weapons?
November 11, 2008

Algebra
Hi
November 9, 2008

calc
the spiraling polar curve r=5e^20 from 0 to 2pi how do you find the length?
October 30, 2008

calc
Find the area of the surface obtained by rotating the curve of parametric x=3t-(3/3)t^3 y=3t^2 0<=t<=1 what is the surface area
October 30, 2008

calc
Suppose a curve is traced by the parametric equations x=1sin(t) y=18-3cos^2(t)-4sin(t) At what point (x,y) on this curve is the tangent line horizontal?
October 30, 2008

Math pizzaz pre algraba
He turns into a garage
October 25, 2008

space
Describe the stages in the life of a star that has a mass 20 times that of the sun.
October 22, 2008

Social Studies
What factors contributed to the weakness of the League of Nations as an organization capable of keeping peace?
October 21, 2008

calc
find the length of the curve x=3y^(4/3)-((3y^(2/3))/32)? on -343<x<27
October 16, 2008

calc
how do you find the volume enclosed by x=3y and x=y^3 rotated about the y-axis? when y=>0
October 16, 2008

sublimation poems
i want to no a poem for sublimation any kind thats dealing with science
October 8, 2008

english
I thought HELICOPTERS too
October 7, 2008

Algebra II
thanks!
October 5, 2008

Algebra II
for the line, y=-3x-2; list 5 possible solutions (ordered pairs)
October 5, 2008

algebra
the first is a slope of 0 and the second slope is undefined
October 5, 2008

algebra HEEEEEEEEEEEEEEEEELPPP!!!!!
yes i did! thanks so so much
October 5, 2008

algebra HEEEEEEEEEEEEEEEEELPPP!!!!!
when i did it i got the slope=7/2 how did you get 7/7?
October 5, 2008

math
how do you find the volume of x^2 + (y-6)^2=9 when it is rotated about the x-axis?
September 29, 2008

math
The region between the graphs of y=x^2 and y=2x is rotated around the line x=2. how do you find the volume of the object?
September 29, 2008

physics
An alpha particle, the nucleus of a helium atom, is at rest at the origin of a Cartesian coordinate system. A proton is moving with a velocity of v towards the alpha particle from the positive x axis direction. If the proton is initially far enough away to have no potential ...
September 29, 2008

Science
go to dictionary . com and search practical. that help?
September 18, 2008

science
nevermind. thanks!
September 16, 2008

science
do you know another one?
September 16, 2008

science
a website for information on what food scientists do
September 16, 2008

science
do you know a website for information on food scientists?
September 15, 2008

unscramble
unscramble ykvvia
September 14, 2008

11th grade
use a graphic organizer like the one below to compare the most powerful parts of the british and french governments
September 4, 2008

Linear Relationships
Use the Distributive Property to write two expressions, that show two different ways to compute the area of each rectangle. a. 6,4:14 b. 3:5,5
September 2, 2008

chemistry
The isomerization reaction H3CNC(g) <=> H3CCN(g) was found to be first order in H3CNC. At 600 K, the concentration of H3CNC is 75% of its original value after 205 s. (a) What is the rate constant for this isomerization reaction at 600 K? (b) At what time will 33% of the ...
August 6, 2008

chemistry
Consider the reaction A + X products. Two trials are performed at the same temperature and using the same reaction medium. The initial rate is found to increase by a factor of 2.83 when the molar concentration of X is doubled and the molar concentration of A is unchanged. (a) ...
August 6, 2008

Chemistry
Can a buffer solution with pH = 4.70 be prepared using water, 6.0 M HC2H3O2 and 6.0 M NaOH? Justify your answer. Ka = 1.8 x 10-5 for HC2H3O2 , K = 1.0 x 10-14 .
August 6, 2008

chemistry
What are the equilibrium concentrations of H+,OH- ,(HSO3)-, (SO3)2- and Na+ in the solution that results from combining 50.0 mL of 0.200 M NaHSO3 with 50.0 mL of 0.600 M Ba(OH)2 ? Ka1 = 1.5 x 10-5 and Ka2 = 1.0 x 10-7 for H2SO3 does it matter that Ba(OH)2 has 2 OH's?When ...
August 3, 2008

chemistry
To a 100 mL volumetric flask were added 5.00 mL of 6.0 M NH3 , 14.5g of solid ammonium iodide, and 40.0 mL of 0.50 M NaOH. The flask was filled to the calibration mark with water. (a) What were the molar concentrations of hydrogen ion, hydroxide ion, and ammonium ion in the ...
August 3, 2008

chemistry
do you have to figure out what z is in order to show the bronsted-lowry equation?
August 3, 2008

chemistry
The pH of 100 mL of a 0.10 M aqueous solution of Compound Z is 11.30. (a) Is Z an acid, a base, neither, or cannot be determined? Justify your choice. (b) Write the relevant Bronsted-Lowry equation showing how Z behaves in aqueous solution
August 3, 2008

chemistry
What is the pH of 100 mL of 0.10M NH4 Cl? K = 1.8 x 10-5 for NH3 ?
August 3, 2008

chemistry
If K = 1.8 x 10 for HC2H3O (aq) <=> H+(aq)+C2H3O2-(aq), and 100 mL of aqueous solution has [HC2H3O2] = 0.50 M, [H+] = 0.090 M, and [C2H3O2-] 0.0010 M, is the system at equilibrium?
July 27, 2008

chemistry
Consider the balanced equation 2A(g) + 3G(g) „\ 2X(g) + Z(g). To a 20.0 L container maintained at a temperature of 127 C were added 0.200 mol of A, 0.500 mol of G, 0.400 mol of X, and 0.600 mol of Z. After equilibrium was established, it was found that 0.340 mol of X was ...
July 27, 2008

chemistry
If K = 1.8 x 10 for HC H O (aq) „\ H (aq) + C H O (aq), and 100 mL of aqueous solution has [HC H O ] = 0.50 M, [H ] = 0.090 M, and [C H O ] 0.0010 M, is the system at equilibrium?
July 27, 2008

chemistry
why? aren't they all polar, does it depend on how polar each compound is?
July 21, 2008

chemistry
Polymers are high molecular weight compounds with a repeating structural unit. Polystyrene has the formula (CH CHZ) , where Z is C H and n is an integer. where n is 576 A solution of polystyrene in a solvent is prepared. Would you select H O, ethanol (CH CH OH), or toluene (C ...
July 21, 2008

chemistry
Consider a set of compounds called carboxylic acids which have the general formula CH3(CH2)nCO2H. As the value of n in the formula increases from zero to 10, what happens to the solubility of these compounds in water? What happens to the compounds solubility in carbon ...
July 21, 2008

Volume
I had taken the 7ft cubed as 7 cubed. Not knowing the difference in the two. I'm only 5th grade.
May 13, 2008

Volume
A plant manager built a storage container that is 4 yd long, 10yd wide, and 2 yd tall to store foam reanuts. If the manager purchases bags that contain 7FTcubed of peanuts how many bags of peanuts will it take to fill the container? I converted the yd's to ft and ...
May 13, 2008

Volume
So, the symbol 7ft cubed is different than 7 cubed? I'm only a 5th grader sorry.
May 13, 2008

Volume
A plant manager built a storage container that is 4 yd long, 10yd wide, and 2 yd tall to store foam reanuts. If the manager purchases bags that contain 7FTcubed of peanuts how many bags of peanuts will it take to fill the container? I converted the yd's to ft and ...
May 13, 2008

Volume
A plant manager built a storage container that is 4 yd long, 10yd wide, and 2 yd tall to store foam reanuts. If the manager purchases bags that contain 7FTcubed of peanuts how many bags of peanuts will it take to fill the container? I converted the yd's to ft and ...
May 13, 2008

math
grahaping y=3
May 4, 2008

math
what is liquid quanity
April 28, 2008

math (pre clac)
so its this picture of a rectangle inscribed in a circle. the circle has a radius of 2. the vertexes of the circle are present in every quadrant, but you cant tell exactly whgat point they represent. point Q (x,y) is the vertex of the rectangle in Quadrant I and is on the ...
April 25, 2008

AP HISTORY
thank you!
April 14, 2008

AP HISTORY
Who were most slaves in the South owned by?
April 14, 2008

AP HISTORY
What was the least common and least sucessful form of slave resistance pre civi war?
April 14, 2008

math riddle ALGEBRA WITH PIZZAZZ
Did you hear about the.. Algebra 15.7
April 6, 2008

dog behavior
please check my answer True or False The following statement describes classical conditioning. It involves the pairing of a conditioned stimulus with an unconditoned stimulus I say True
April 4, 2008

science
the cause and effect of hibernating bears
March 25, 2008

ALGEBRA 1
factor the trinomial 6a to the second power + 5a +1
March 19, 2008

English 12
How do u change a transitive verb into a intranstivie verb?
March 6, 2008

science
what is germination
February 24, 2008

geometry
Rotation transformation
February 21, 2008

geometry
Samantha has a dog that loves to chase flying disks. To keep her disk sperate form other disks, Samantha painted a triangle on it, with one point of the triangle in the center of the disk. As she throws the disk for the dog, what two transformations does the triangle undergo? ...
February 21, 2008

geometery
Samantha has a dog that loves to chase flying disks. To keep her disk sperate form other disks, Samantha painted a triangle on it, with one point of the triangle in the center of the disk. As she throws the disk for the dog, what two transformations does the triangle undergo? ...
February 21, 2008

maths
help math
February 17, 2008

social studies
you would be more likely to see a rose stained glass window in what style of church? a. gothic b. romanesque c. byzantine
February 14, 2008

Math
i need help writing an equation of the line that has each pair of intercepts x-intercept: -3, y-intercept: 6
January 29, 2008

math
but its most likely two lines that do not intersect but are not parallel
January 29, 2008

math
i think its a line segment
January 29, 2008

This is for alex, who had needed help with biology
Hey buddy, so I found my notes and I will post for you tomorrow, if you still need me to do so. Let me know if you still need them. I haven't looked over them in detail, so I can't ensure that they will answer everything you needed help with, but I am sure they will be...
January 1, 2008

Film and Physics
And now, you have me puzzled. Thanks anyways, I appreciate it!
December 31, 2007

someone plz help me...thx
Well said, that helps me too!
December 31, 2007

biology
I think I found them, but I need to read over them to see if they are correct. I will try and post for you tomorrow sometime! Have a happy new year and goodluck!
December 31, 2007

biology
Awe, this sucks, I hate when that happens. I am trying to find my book though. When do you need this homework by? Just before you go back to school, yes? I think I should be able to find it soon, so just keep checking back.
December 31, 2007

biology
Shouldn't this stuff be in your notes? I can't find mine from last year, so I can't give you specific answers, because I don't want to tell you the wrong thing. But, I believe this information should be in your text book. Try looking there in case no one else ...
December 31, 2007

Math
i need to Get help with algebra-understanding word problems.
December 10, 2007

AP HISTORY
what branch of gov. is responisble for the establishment of lower federal courts?
December 5, 2007

AP HISTORY
acordung to the constitution, hiw often is the numer of congressional districts per state determined?
December 5, 2007

AP HISTORY
which branch of government establishes lower federal courts?
December 5, 2007

AP HISTORY
acordung to the constitution, hiw often is the numer of congressional districts per state determined?
December 5, 2007

math
I am answering questions concerning equity, the problem is a story problem, and it concerns a couple who bought a 129000 home, and then borrowed 107,000 at 7.25% for 30 years. A) How much equity does the couple have in their home before they make their first mortgage payment? ...
December 5, 2007

Pigskin geography
Oakland*
November 19, 2007

Pigskin geography
#18.Name a huge lake the Qakland Raiders will fly over en route to their game. PLEASE HELP!!!!!
November 19, 2007

Pigskin geography
4.Beyond the 30! Two competing teams are from cities that share a rich heritage from the same European country.
November 14, 2007

Pigskin geography
please help
November 14, 2007

Pigskin geography
the question is....The falcons could drive to their game on I-__"the backbone of peidmont"
November 14, 2007

Pigskin geography
4 and 5
November 14, 2007

Pigskin geography
i need all the numbers for pigskin geography week 10 2007
November 14, 2007

Just a repost, in case the old isnt seen
HAHA I just got the answer!!!! You don't use F=mg it should be ma!!! Thanks anyways!!
October 14, 2007

Just a repost, in case the old isnt seen
sorry! I never noticed..the mass should be 52000kg sorry about that! For Further Reading physics repost - Alexis, Sunday, October 14, 2007 at 6:07pm so it should be a 52000kg train slows from 25 m/s to 14m/s in 5.0 s. Calculate the work done on the train. so I found the ...
October 14, 2007

physics repost
I tried to get the answer using the kinetic energy formula, and it works (for the answer of 1.1x10^7), but the only problem is, the homework is for the pages before the kinetic energy, so I would like to know how to figure out the answer without the kinetic energy formula. ...
October 14, 2007

physics repost
so it should be a 52000kg train slows from 25 m/s to 14m/s in 5.0 s. Calculate the work done on the train. so I found the displacement by using displacement= 1/2 (v1+v2) (delta t) and got 97.5 and then I found the force which is F=mg and got 510120N, then took that force and ...
October 14, 2007

physics repost
sorry! I never noticed..the mass should be 52000kg sorry about that!
October 14, 2007

Physics
A train slows from 25m/s to 14m/s in 5.0s. Calculate the work done on the train....so I calculted the displacement and the force and put them together to get an answer of 5.0 x 10^7J, but my textbook says it should be 1.1 x 10^7J? Am I right, or is the textbook? Merci beaucoup!
October 14, 2007

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