Saturday
October 25, 2014

Posts by Lauren


Total # Posts: 1,532

physics
4.8mF capacitor in series with 500 ohm resistor is connected, via a switch, to a 12V battery. What is the current through the resistor at t=1.0s after the switch is closed? I tried doing I^2R = 1/2 CV^2 and solving for I but the answer wasn't correct. can some1 please help...
February 13, 2009

math
what would the antiderivative of e^-2x be? and if the antiderivative of that is -1/2e^-2x, what would that antiderivative be?
February 12, 2009

10th grade Chemistry
What is an organic substance found in a dna molecule that is a weak base?
February 11, 2009

Chemistry
Wrong^ The eq. point will be below 7 because the Ka is greater than the Kb --> [H+] is greater than [OH-].
February 4, 2009

algebra
Lin's garden has an area of 782 square feet. The length of the garden is 5 less than three times its width. What are the dimensions of the garden?
February 4, 2009

chem
Is this how you write a skeleton equation i dont understand this Lithium(s)+gold(III)chloride(aq)= Lithium chloride(aq)+gold(s) iron(s)+tin(IV)nitrate(aq)= Iron (III) nitrate(aq)+tin (s)
February 1, 2009

Chemistry
How would you write skeleton equations for these reactions Lithium(s)+gold(III)chloride(aq)= Lithium chloride(aq)+gold(s) iron(s)+tin(IV)nitrate(aq)= Iron (III) nitrate(aq)+tin (s)
February 1, 2009

Chemistry
How would you write skeleton equations for these reactions? I am very confused Hydrogen iodide(G)= Hyrdrogen(G)+Iodide(G) Aluminum(s)+iodines(s)= Aluminum iodide(S) Silver Nitrate (aq)+Sodium sulfide (aq)= silver sulfide(S)+ sodium nitrate (aq)
January 31, 2009

Chemistry
How would you balance this equation Mg(s)+FeCl3(aq)=Fe(s)+MgCl2(aq)
January 31, 2009

Introduction to Psychology
Okay I have to do short paper on my results for a survey that I did to determine which branch of psychology I would be best suited for. My results were Behavioral: 20, Humanistic: 20, and Psychoanalytical: 17. I think my main problem is getting all of the information I need ...
January 30, 2009

chemistry
Solid zinc and aqueous hydrogen sulfate reacts to produce hydrogen gas and aqueous zinc sulfate Is this the right answer Z(aq)+HS equals H(G) ZS? if not can u please correct me
January 26, 2009

Chemistry
how do you write a chemical equation with this reaction? can u help me solve these 1.Liquid carbon disulfide reacts with oxygen gas, producing carbon dioxide gas and sulfur dioxdie gas. 2. Solid zinc and aqueous hydrogen sulfate reacts to produce hydrogen gas and aqueous zinc ...
January 26, 2009

11th grade Art
What is keyhole painting? Could you help me with analysing an artwork. What information should I give.
January 23, 2009

English
Oh thank you! It wasn't easy but once I figured it out life became fabulous again! :) Thanks again! Have a great night!
January 20, 2009

English
Yeah I know! It is really hard for others to understand that. The first three months were horrible because I just kept thinking "why me?" which I'm not normally like! But then after my three month check-up I started thinking about how I was handling things and ...
January 20, 2009

English
Thanks so much guys! My essay is about how everyone is the master of their own fates and I am giving an example of how I learned this valuable lesson. I had to have jaw surgery and at first I was miserable and wasn't acting like my normal bubbly cheerful self, but then how...
January 20, 2009

English
Yeah I know I think it fits perfectly too but I am trying to avoid using it...it's really frustrating trying to think of something else though! Would "Eight miserable months" or "Eight long, painful months" work? Or do you think I should just stick to &...
January 20, 2009

English
So I'm working on an english paper but I've been stuck the past hour on what to do. I'm trying to take my teachers advice by putting in an anaphorism (repeated words or phrases)but I'm having trouble. I'm repeating the phrase "eight months" but I...
January 20, 2009

litureature
In emphasizing the importance of individual thinking and basing one's beliefs on one's own experiences, Sujourner shows she has much in common with
January 16, 2009

english essay
i need help with figuring out the satirization of Huck Finn. such as with the word choice/ dialect he uses and the irony in the book.
January 12, 2009

Intermediate Algebra
Find the maximum value of the objective function and the values of x and y for which it occurs. F = 5x + 2y x + 2y (greater than or equal to) 6 2x + y (greater than or equal to) 6 Both x and y are greater than or equal to 0. I don't understand how to do this! And I can'...
January 12, 2009

randon question that needs an answer
how many years apart is it leagle to marry like can u be 27 but marry sum1 that is 32? or 19 but marry sum1 that is 24? like how many years apart ...can u be 5 years apart and still marry the person? is that leagle?
January 11, 2009

2nd grade Math
Wich 3 flowers add up to 85 cents? Tulip-48 cents Rose-52 cents Dafidale-25 cents Viloit-37 cents Sunflower-23 cents
January 7, 2009

5th grade math
something is missing hunn.
January 6, 2009

US history
i dont know estabished credibility?
January 5, 2009

US history
How did the Supreme Court decisions mentioned (Marbury v. Madison, McCullough vs. Maryland, and Martin v. Hunter's Lessee) strengthen the American republic?
January 5, 2009

Precalc
What does something have to be inorder to be considered a function. I'm not talking about the verticle line test or somethng to verify, im saying in words. like can it not be negative or somehting?
January 2, 2009

PreCalc
I am supposed to graph this y= -x^2+2x he told us to coplete the square to get us the vertex, but how do i complete the square with a - in front of the x^2??
January 2, 2009

9th grade
what is one obstacle that both martin luther king and richard wright address in i have a dream and black boy.
December 18, 2008

Chemistry- Please help me
A sample consisting of 22.7 g of a nongaseous, unstable compound X is placed inside a metal cylinder with a radius of 8.00 cm, and a piston is carefully placed on the surface of the compound so that, for all practicla purposes, the distance between the bottom of the cylinder ...
December 16, 2008

english
I have trouble finding the tone of this piece by Aristotle. Seeing then that the state is made up of households, before speaking of the state we must speak of the management of the household. The parts of household management correspond to the persons who compose the household...
December 14, 2008

Math
How would I rewrite 3(x + 2) in Distibutive property?
December 14, 2008

CSS Coding
yeah I know this stuff from neopets. Its not top then height, its to then left.
December 13, 2008

Spelling
Thank you yay now I can lern how to spell. By teacher will be happy that I can finaly spell!!! why did you giv me da first link?
December 13, 2008

Maths
sorry I typed the rong subject. Its suposed to be called spelling
December 13, 2008

Maths
hello my name is lauren and I am in year 6. I don't no how to spell goodly do you have any tips on how to spell better? Thank you very much.
December 13, 2008

Chem: Mole and Avogadros Number
How many molecules are in the quantities below? 2.0 moles 0.75 moles
December 11, 2008

Science
at absolute zero, how much kinetic energy do the particles have?
December 10, 2008

Science
what is the difference between the average kinetic energy of an object and the total kinetic energy of an object?
December 10, 2008

us history
were immigrants lived ad worked during the 1920's
December 3, 2008

physics
a coin rests on a book. the book tilts until the coin just begins to move. the angle is 17 degrees. what is the coefficient of static friction?
December 2, 2008

Math
Thank You, I saved this link.
November 30, 2008

Math
Thank You, how can you find a square root of a number easily?
November 30, 2008

Math
Find all the numbers that give you 7.29 when squared. Show your work.
November 30, 2008

Math word problem
Thank You so much. It looks so simple, and makes sense the way you wrote it out!
November 30, 2008

Math word problem
I know the answer, but is there a formula to show work? Amy had a piece of wire 96 inches long. She cut the wire into 3 pieces. The second piece was 6 inches longer than the first piece. The third piece is 9 inches longer than the second. What was the length of each piece of ...
November 30, 2008

math
A word Problem Kris has an endless supply of 4-cent and 7-cent stamps for mailing a package. What is the greatest amount of postage that cannot be affixed to a package using these stamps?
November 16, 2008

science
What does ti mean to depress the scapula? Does that mean to shrug shoulders?
November 8, 2008

physics again (check answers please)
What net force increases a velocity of a car from 20 m/s to 35 m/s in 8.0 s if the mass of the car is 1600 kg? (3000 N). What force would cause the car to stop? (3000N) What coefficient of friction is needed to supply the force of friction? (.0191) are they correct?
November 8, 2008

physics- check my answers)
thanks!
November 8, 2008

physics- check my answers)
An ice skater of mass 50kg moving at 10 m/s coasts to a halt in 100 m on a smooth ice surface a. calculater acceleration of the skater (.5 m/s) b. what is the force of friction between the ice and the skates? (25 N) c. calculate the coefficient of friction (.051) are my ...
November 8, 2008

math
a rectangular box with a volume of 60 ft^3 fas a square base. Find a funtion that models its surface area S in terms of the length x of one side of its base
November 8, 2008

gov
what does collective action have to do with interest groups?
November 7, 2008

math
[(2+h)^2-4]/h find the limit how do i do this?
November 6, 2008

Intro to Computer Programming - Pseudocode
This assignment (below) jumped way ahead of my abilities compared to the last assignment. I think I need a parallel array or a 2D array, an accumulator or loop counter, a verification of input, and Boolean something. But I'm not sure how to write it. We're not writing ...
November 3, 2008

Interview
You want to dress in a way that shows you are mature and care about how you look. So, I would say something dress-casual. Wear nice but comfortable shoes. You want your appearance to make people take you seriously, but not be overdone (don't draw attention to yourself by ...
November 3, 2008

spanish
Please see if this is written correctly. Let me know what to fix. Thanks. Michelle Rodriquez es puertorriqueña y dominicana. Ella es famosa por las habilidades de actuación. Ella es rebelde y hace los papeles de unas muchachas gamberras en películas de ...
October 28, 2008

Spanish
Please see if this is written correctly. Let me know if I can say certain sentences in shorter phrases or simpler words or both. Michelle Rodriquez es puertorriqueña y dominicana. Ella es famosa por ella las habilidades actuación. Ella es rebelde y de muchachas ...
October 27, 2008

math
For how many ordered pairs of positive integers (x,y) is 2x+3y<6? a. One b. Two c. Three d Five e Seven
October 27, 2008

Spanish
Hello: Please see if this translation is correct. Make suggestions as necessary or feel free to tell me how to say specific phrases in simpler words. Thanks. Michelle Rodriquez is Puerto Rican and Dominican. She is famous for her acting skills. She is rebellious and usually ...
October 27, 2008

Science
Why is water used as a contant in many science experiments?
October 23, 2008

5th Grade Math -- Correction
what is the answer for 27 metres and 16 cm plus 13 metres and 58 cm
October 23, 2008

Pre-Cal
Find the greatest integral upper bound of the zeros for the following function. f(x) = 4x^3 - 2x^2 - 12x + 1 Find the real zero(s) to the nearest tenth. f(x) = 2x^3 + x^2 - 1 [I believe the numbers should be around -1 and 0 and 0 and 1.]
October 22, 2008

Spanish
please see if this is correctly written. Judith Baca, un habitante de Los Angeles nativo, nació en 1946. Ella es sabida mejor para sus murales grandes. La Gran Pared de Los Angeles representa la historia de personas étnicas de California. El mural muestra im&...
October 22, 2008

pre-cal
Solve. (sqrt. x + 1) - (sqrt. 2x -12) = 1 The answers I reached were x = 8 and 24. If you plug in 8, you will get 1 as an answer. If you plug in 24, however, you will not get 1 as an answer. Please see if 8 is the only solution. If not, please show me how to solve to find the ...
October 21, 2008

physics...one last time
A mortar elevated to 60 degrees scores a hit 15 m up a building 30m away. with what speed was the shell fired?
October 21, 2008

physics again!!
and...the time is 3.06s
October 21, 2008

physics again!!
An arrow is fired at an angle of 53 with a velocity of 15 m/s. what is its range? explain step by step please!!
October 21, 2008

Physics HELP!!!
nevermind, i figured it out
October 21, 2008

Physics HELP!!!
thanks! I have question though...what happened to the ^2 in the second part? Its in the second step but then where does it go?
October 21, 2008

Physics HELP!!!
A ball is kicked at an angle of 50 with a velocity of 14m/s. a. how long is it in the air? b. how high does it rise? can someone please explain to me how to solve this???
October 21, 2008

7th grade math
the sum of two integers is zero. the difference of the same two integers is 16. What are the integers
October 20, 2008

!social studies!
what were all the places that christapher columbus explored!? help me please!
October 20, 2008

math
How do I find the area of a circlr? In the problem I'm trying to solve, the only information that is given is that sides BC and AD of the 8 by 12 rectangle located outside of the circle, are tangent to the circle.
October 15, 2008

Spelling
Hey my older brother has been in the spelling bee 3 times and has made it to county before. He says don't freak out when you get on stage and if you do get a word wrong don't be embarrassed because alot of other people get the words wrong. Make sure you study with your...
October 8, 2008

algebra 1
How would you solve this equation: A local gym charges nonmembers $8 per day to use the volleyball courts. Members pay a yearly fee of $150 and $2 per day to use the volleyball courts. Write and solve an equation to find how many days you must use the volleyball courts to ...
October 8, 2008

Consumer math
idk what you are talking about. sorry :]
October 8, 2008

unscrambling word
Have you found your answer yet? What subject is it for? =)
October 8, 2008

chemistry
why is platinum more expensive than gold??
October 8, 2008

chemistry
why do they put chlorien in swimming pools and drinking water???
October 8, 2008

chemistry
does fire have matter?
October 8, 2008

statistics-please please help
A) Choose one of the following distributions (positively skewed normal distribution, negatively skewed normal distribution or bimodal normal distribution) and generate a sample of 20 numbers for it. The sample you generate should have a mean of 8 and a sample standard ...
October 7, 2008

Science
if gravity is rounded to 10 and 78.4 is rounded to 78: -then, time= velocity/gravity time=78/10 time=7.8 or... time=78.4/9.8 time= 8
October 5, 2008

1st grade
I'm sorry I can't help you because I don't know what shape you want us to make!!!!
October 5, 2008

nonfiction
I just took the test and got a hundred the answers are a a b c c b d a a c c a b d b c c d c b
October 1, 2008

Dynamath for October
Supermath Electoral votes exactly adding up to Mccains 72??? You have to go over to 75? Right??
September 29, 2008

math
the # is 82.406 =)
September 22, 2008

Stevens
How do you analyze this sentence: 'When the rain began, we were playing soccer.'
September 22, 2008

algerbra!
7(n+1)-4n=4 wut is n -7(x-3)=-14 wut is x 8=3+5(y-2) wut is y 2(x-3)+3(x-1)=-5
September 15, 2008

Matematics
D = F/(C-E) Let C be the subject
September 10, 2008

7th grade math
Question: The volume of a cube is 343 mm2. What is the length of one side of the cube?
September 7, 2008

reading
in part 2 of call of the wild what did the dog-driver do 4 buck?
September 4, 2008

9th grade algebra
How do you want me to help you if there isn't even a propblem to help you with.
September 2, 2008

9th grade algebra
First, to complete this problem, you add like terms (2b and 3b)(add them together). Now you should have something like 5b-6. Now add 6 to both sides. Now you should have something like 5b=20. Next you need to divide 5 from both sides. Now you should have b=4. There you go, you...
September 2, 2008

math
i can see them..... they ARE on the current qestions page
September 1, 2008

Algebra
thank you soooo much!
September 1, 2008

Algebra
Triangles C and D are similar. The area of triangle C is 47.6 in(2). The base of Trianfle D is 6.72 in. Each Dimension of D is 6/5 the corresponding dimension of C. What is the Height of D?
September 1, 2008

Chemistry-check answers
length of 12:19 m in kilometers.
August 23, 2008

chemistry
calculate the number of liters in 7.05 x 10 ^-2 m^3
August 19, 2008

chemistry
calculate the number of fluid ounces in 6.03 gal.
August 19, 2008

Pages: <<Prev | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | Next>>

Search
Members