Wednesday
September 17, 2014

Posts by sammy


Total # Posts: 451

math
my teacher wants me to look up in the stock market how much was the price per share for Pier 1 Imports on March 31, 2009 and November 16, 2009. Where do i go to find this information?
November 16, 2009

math
is there a way to do this problem or do i have to just guess and check. because by guessing and checking, i can't find the right answer Name a function with the following characteristics: note: f prime means the first deriviative f is continuous over the reals, f(0)=0, F ...
November 15, 2009

math
is there a way to do this problem or do i have to just guess and check. because by guessing and checking, i can't find the right answer Name a function with the following characteristics: note: f prime means the first deriviative f is continuous over the reals, f(0)=0, F ...
November 14, 2009

math
find the number that makes the fractions equivalent 1/2=?
November 12, 2009

math
i am the one who asked the question
November 11, 2009

chemistry
Could someone explain dipole-dipole forces for me?
November 6, 2009

5th grade Language
So did we ever figure out if these answers from Ms. Sue are correct? I have this homework tonight and struggling with question #4.
November 5, 2009

2nd grade
what solids and liquids used i house
October 29, 2009

Physics
There is a 12mm high object that is 10 cm from a concave mirror with a focal length of 17 cm. (a) Where (B) How high, and (C) what type type is its image. For C i got real inverted and reduced but how do you do parts A and B
October 22, 2009

Physics
There is a 12mm high object that is 10 cm from a concave mirror with a focal length of 17 cm. (a) Where (B) How high, and (C) what type type is its image. For C i got real inverted and reduced but how do you do parts A and B
October 21, 2009

english
simple subject of this sentence Alex Tanner added a spoonful of vanilla
October 14, 2009

social studies
Prince Edward Island
October 14, 2009

Physics
What angle should you rotate a mirror so that a reflected ray rotates through 28 degrees. I got 20, but i am not sure, please help
October 13, 2009

Algebra 1A
HELP!!! Translate to an inequality. Use the variable x. The price of an amusement park ticket is greater than or equal to $12. The inequality is _ _ $ _. Simplfy your answer. Put the variable on the left side of the inequality. Than you!
October 2, 2009

Home and Careers
What are the seven areas or personal grooming?
October 1, 2009

MATH
Divide if possible 48/-8 select the correct choice below and fill in any answer boxes in your choice A.48/-8= B.The answer is undefined.
September 26, 2009

Math
Solve. 8x+4=4x+5= the solution is x= simplify your answer. Type an integer or fraction
September 26, 2009

ECONOMICS
The demand for gasoline is less elastic in the short run than in the long run. Which of the following is a reason for this? (A) If the price of gasoline is relatively high for a long time, consumers are more likely to buy more fuel-efficient cars. (B) In the short run, the ...
September 14, 2009

Physics
The freezing point depression of a .100 m solution of NaCl solution is .34C. Calculate the percent dissociation of NaCl.( Kf for water=1.86) Please help
August 27, 2009

Physics
There is a rod that is 55 cm long and 1 cm in radius that carries a 8 uC charge that is ditributed uniformly over its entire length. What would be the magnitude of the electric filed 4.0 mm from the ord surface, not near either? So far I have 2(8*10^-6)(9*10^9)/.55=261818 then...
August 27, 2009

Chem
When salt is spread on a snow-covered road at -2C, the snow melts. Though when the same amount of salt is spread on the snow covered road at -30C, nothing happens. Explain? Is this diue to beinf ionic, and nonvolatile vapor and volatile vapor pressure?
August 25, 2009

Chem
Which compound does not dissociate a. table sugar b. NaCl C. MgCl2 D. CaCl2 I say b becasue it dissociates 90%, right?
August 25, 2009

Chem
Wwhich compound does not dissociate? a. Table sugar
August 25, 2009

Chem
If you had a 5.55 M solution of NaCL that has a density of 1.025g/ml at 20C, what would the concentration be of the solution in molarity.I got .541 m am I right or my calculation totally off?
August 25, 2009

Physics
There is a rod that is 50cm long and has a radius of 1cm that carries a charge of 2uC distributed uniformly over its length. What would be the value of the magnitude of the electric field. (a) 4.0 mm from the rod surface, not either end So far I have 2(8*10^-6)(9*10^9)/.55=...
August 25, 2009

Physics
There is a rod that is 50cm long and has a radius of 1cm that carries a charge of 2uC distributed uniformly over its length. What would be the value of the magnitude of the electric field. (a) 4.0 mm from the rod surface, not either end So far I got E1/4density-2pie0r or E= 2(...
August 25, 2009

Econ
Suppose that the government decides to charge cola consumers an excise tax. Before the tax, 12 million cases of cola are sold every month at a price of $3.50 per case. After the tax, 6 million cases of cola are sold every month; consumers pay $4.00 per case and producers ...
August 24, 2009

Physics
There is an electric field in a certain region that is defined as E=axihat, a is N/C and x is defined by the position in meters. What is the volume charge density in the region. So far I did 32p=(32)(8.85*10^-12) I got 3.54*10^-10, where did I go wrong?
August 20, 2009

Physics
There is a figure with a +2.0 UC charge on the left and a -2.0 uC charge on the right. P is in the center between the two charges. They are 5.0 cm apart. 1) Find the electric field 5.0 cm to the left of P. 2) Find the electric filed 5.0 cm directly above P. 3) Find the ...
August 19, 2009

Physics
There is a proton that is at the origin and an ion at x1=6 nm. If the electric field is zero at x2= -3 , what is the charge on the ion? All I ahve for this is 2q/d^3=-e/x1^3 q=9*10^9 d=9 e=1.602*10^-19 x1=6 I get -2.7. They want an integer so i put up -3. What am I doing wrong?
August 17, 2009

Physics
There is a proton that is at the origin and an electron at the point x= 0.42nm and y=0.36nm. Find the elctric force on the proton for Fx and Fy. For my total force I got 7.53*10^-11N For my x direction I got 5.8 *10^-11N, and for my y dirction i got 5.1 *10^-11N. Where did I ...
August 12, 2009

Physics
There is a 85 uC point charge at the origin. What is the electric field at the point x= -45cm , y= 55cm. I am doing (-.45+.55)/(-.45^2+.55^2)^3/2 Where did I go wrong? I have to find the elctric point for the Ex and Ey.
August 12, 2009

Physics
A -3.5 uC charge experiences a 13N i hat electric force in a certain electric field.What would the force be for a proton experience in the same field? I amd doing this 13/-3.5=-3.7 then multiplying 1.6*10^19 where did i go wrong
August 12, 2009

Physics
There is a proton that is at the origin and an electron at the point x= 0.42nm and y=0.36nm. Find the elctric force on the proton for Fx and Fy. For my total force I got 7.53*10^-11N For my x direction I got 5.8 *10^-11N, and for my y dirction i got 5.1 *10^-11N. Where did I ...
August 12, 2009

Physics
There is a figure q1= 23 uC and q2= 16 uC. The force on q1 points in the -x direction. q1 is at (0,1) q2 is at (2,0) q3 is at (2,2) What is the magnitude of the force on q1? I am doing this (9*10^9)(23*16)(-4ihat)7^3 where did i go wrong?
August 12, 2009

Econ
Suppose a new type of pest, which is immune to existing pesticides, attacks the wheat crop. As a result, at a given quantity of clothing, the economy is able to produce fewer bushels of wheat than before the attack of the new pests. Adjust the PPF curve to show the economy'...
August 11, 2009

Physics
There is a proton that is at the origin and an electron at the point x= 0.42nm and y=0.36nm. Find the elctric force on the proton for Fx and Fy. For my total force I got 7.53*10^-11N For my x direction I got 5.8 *10^-11N, and for my y dirction i got 5.1 *10^-11N. Where did I ...
August 11, 2009

Physics
The Earth is surrounded by an electric field on its surface that points toward the center of the Earth with an average magnitude of 150 N/C. If there is an electron that is released in vacuum at the Earth’s surface, what will the acceleration due to the Earth’s ...
August 10, 2009

math
The ratio of staff to patients at Lakeview is 8 to 7. If total staff plus patients is 1575 people, how many staff are at Lakeview? help me get started on how to solve this
July 20, 2009

math
The ratio of staff to patients at Lakeview is 8 to 7. If total staff plus patients is 1575 people, how many staff are at Lakeview? help me get started on how to solve this
July 20, 2009

English
Hi, I need a title for my essay it is about woman being unhappy with their marriages. I wanted to call it dissatisfying Marriages. If you have a better title that you can offer, please do.
July 7, 2009

Science
What electrical appliance uses a 1.5 Volt battery?
May 8, 2009

World War 1
HOW MANY SHIPYARDS DID WE HAVE DURING WORLD WAR 1?
May 5, 2009

language(involes songs)
MAYBE A KIND OF FASTISH AND PANICKY SONG BECAUSE THERE IS A FIRE.
May 5, 2009

science
I think it is rice because popcorn can not fit together without crumpling and rice sticks really well together.
May 5, 2009

4th grade vocab
The hiking territory was 500 sq. feet.
May 4, 2009

division
You could ask your teacher and she could probably teach you. or your parents.
May 4, 2009

??????
its ok!
May 4, 2009

??????
what site?
May 4, 2009

??????
to give you a hint of which one it is, the second letter is an o.
May 4, 2009

??????
Thank you!!!!!
May 4, 2009

??????
also what were they than?
May 4, 2009

??????
Dang! But ok.
May 4, 2009

??????
What was the main trainning center during world war 1
May 4, 2009

4th grade geography
Ok thanks!
April 30, 2009

4th grade geography
which website is for The Great Pyramid?
April 30, 2009

4th grade geography
Thanks for your help everybody!
April 30, 2009

4th grade geography
what country and year were these manmade stone constructions built? The Great Wall Mount Rushmore Itaipu Dam Stonehenge and The Great Pyramaid
April 30, 2009

College Algebra
Another one if you can help Solve the formula for the indicated variable. N=a+b Ln (c/d) for c
April 30, 2009

MATH 1111
i do not know how! But i like your Name!!!!! (same as mine!)
April 30, 2009

MATH 1111
College Algebra help with logarithms! Ln (x-4) - Ln (x+1) = 16 How do I take natural logs?? it's a study guide question for our final exams
April 30, 2009

math
range is the numbers that is the first number and the last number so you would say the range is 5 to 10. The mode is the number that appears the most.
April 30, 2009

Science
Frogs and lizards
April 29, 2009

Science
I do not think any animals live in blackberry bushes.
April 29, 2009

DRBOB
ok!
April 29, 2009

DRBOB
whats your question?
April 29, 2009

Math
i think it is 25. Both your friend and you are wrong because when you divide 30 by half you get 15.So 15+10=25.
April 29, 2009

Geography
I have been looking for a while for a good map! So Thank you SSSSOOOOO much!!!!!!!!!!
April 29, 2009

Geography
Thank you Ms.Sue!
April 29, 2009

Geography
Where can i go to get a map of the world during the civil war?
April 29, 2009

4th grade
The first Sammy is not me!
April 27, 2009

4th grade
those two Sammys are not just me!
April 27, 2009

4th grade
Sammy is very smart and i agree with Anna too!
April 27, 2009

4th grade
I think Anna is right too.
April 27, 2009

ALgebra
what would the x intercepts be for this equation? y=x^2-3x-4 thanks.
March 6, 2009

science
ok earth science what is a solstice and why do we have them?
February 10, 2009

Chemistry
FLVS!!!!
February 1, 2009

Maths
(x+5)(x-1) Expand the brackets
January 25, 2009

GEOGRAPHY
in what state are the Everglades located? What is the northernmost place on Earth called?
December 2, 2008

geography
could u help me think of sometihng to say though??
December 1, 2008

geography
thank you:)
December 1, 2008

geography
three groups - first nations, metis, and red river settlers around 1870
December 1, 2008

geography
describe how each of the three groups of people in Rupert's land lived.
December 1, 2008

art
Can anyone please explain to me what does it mean by "the individual approach of the artist"? THANKS A LOT!!!!!!!!!
November 25, 2008

cal
Water, at the rate 10 ft^3/min, is pouring into a leaky cistern whose shape is a cone 16' deep and 8' in diameter at the top. At the time the water is 12' deep, the water level is observed to be rising 4''/min. How fast is the water leaking away? Can anyone...
November 19, 2008

biology
Thank you so much !
November 16, 2008

biology
Can anyone tell me what a frog intestine nucleus should look like, and what a frog intestine cell membrane should look like? If anyone has a picture to show, that would be really helpful. Thanks in advance!
November 16, 2008

French
It's my first time using this site, but from what I have heard, it's really good. I had to write a paragraph using l'imparfait, le passe recent, plus que parfait, and the passe compose. Could anyone check my paragraph and tell me what I did wrong? I hope there aren...
November 10, 2008

physics
bobpursley, what does the mu stand for in your equation?
October 4, 2008

chemistry
So I should try separating the solids using a magnet, and then use water? If it's not too much to ask, could you write out a simple procedure for me?
September 21, 2008

chemistry
I need to create an experiment to seperate and identify the components of an unknown heterogeneous mixture and to recover as much of the seperated solid components as possible. The unknown mixtures may contain up to 4 of the following substances, one or none from the following...
September 21, 2008

Math/Chemistry
A watch loses 0.44 seconds every minute. How many minutes will the watch lose in 1 day?
September 18, 2008

Chemistry- HWK CHECK
no 5 is c!
August 4, 2008

statistics
a recent poll of 700 peole who work indoors found that 278 of the smoke. If the researchers want to be 98% confident of thier results to within 3.5% how large a sample is necessary? how do i work this problem?
June 21, 2008

statistics
a recent poll of 700 peole who work indoors found that 278 of the smoke. If the researchers want to be 98% confident of thier results to within 3.5% how large a sample is necessary? how do i work this problem?
June 20, 2008

math(is this how you work this)
solve the equation 15-4x=2(3x+1) 15-4x=6x+1 -4x+6x+1-15 2x-14 x=-14/2=-7
May 22, 2008

Calc
a partial moves along the x-axis so that its velocity at time t, for 0< = t = < 6, is given by a differentiable function v whose graph is shown above. The velocity is 0 at t=0, t=5, and the graph has horizontal tangents at t=4. the areas of the regions bounded by the t-...
May 19, 2008

calculus
consider the differential equation dy/dx= (y - 1)/ x squared where x not = 0 a) find the particular solution y= f(x) to the differential equation with the initial condition f(2)=0 (b)for the particular solution y = F(x) described in part (a) find lim F(x) X goes to infinity
May 19, 2008

science
I've got a project due on Monday and i can't find any thing on what I'm supposed to be doing it on. I'm doing it on the chemical mixture of jelly and whenever i type that into Google it just comes up as like petroleum jelly and doesn't give me any answers. ...
May 17, 2008

Health
What are some international and nation public health services that someone could volunteer at?
April 8, 2008

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