Questions Asked on
November 27, 2007

chem
Combustion reactions involve reacting a substance with oxygen. When compounds containing carbon and hydrogen are combusted, carbon dioxide and water are the products. Using the enthalpies of combustion for C4H4 (2341 kJ/mol), C4H8 (2755 kJ/mol), and H2
asked by mel 
Roosevelt honors geometry
ray OC bisects
asked by Elizabeth 
SPELLING PLEASE help
the prob is: middle : center :: thinner : s _ _ _ _er
asked by Amber 
chem:ionic equations
write below the complete ionic equation for the reaction of magnesium phosphate with lead(II)nitrate. Include which ions will be aqueous and which compound will precipitate. I understand how to balance the equation, but the example they give me is
asked by sydney 
vocab.
1. The lake's reflection usually creates a glare, but now the surface is _________. murky 2. Sad sounds of his ______ show how much he regrets the tragedy. lament 3. When prey is scarce, a carnivore will ________ whenever it can. gorge 4. The warriors
asked by anonymous 
Math Reading Problem
An island has no currency; it instead has the following exchange rate: 50 bananas = 20 coconuts 30 coconuts = 12 fish 100 fish = 1 hammock How many bananas equal 1 hammock?
asked by Anonymous 
math
Grace has 16 jellybeans in her pockets. She has 8 red ones, 4 green ones, and 4 blue ones. What is the minimum number of jellybeans she must take out of her pocket to ensure that she has one of each color?
asked by dolores 
History
How did WW1 and it's aftermath influence the arts? What events/ experiences inspired artists new approaches? What changes occured in painting, music, and lit.? The Lost Generation I believe they were called were a gropu of soldiers that wrote after the
asked by Isaac Martin 
History
How were totalitarian leaders able to obtain power in the 1930's? Name two totalitarian leaders. I think one reason they got power is because people wanted change because they hated conditions after WW1. Any help with other reasons please. Is Hitler an
asked by Isaac Martin 
Math
Use the points(0,6200) &(25,10500) to write an equation for the number of housing units needed. Then use the points(0,6500) and (25,6100) to write an equation for the number of affordable units available.
asked by Cathy 
essay cont. to Mrs. Sue
I disagree with Petre’s view that colleges don’t help students in real life situations. It is true that colleges mainly focus on teaching students on what’s written in books. However, colleges do offer classes and variety of workshops that help
asked by julie 
AP Bio 2
How did the KOH affect the water movement in the respirometer?
asked by Heather 
accounting
assume you want to retire next year. at that time you expect to have a retirement fund with 300,000 in it. assume you need to take out the money in the form of an annuity over a 20 year period, with the first withdraw occuring at the end of the first year
asked by adam 
English
I have to write a five paragraph essay in one night. Not only and I not good at writing essays I am confused with what the teacher wants. the question is if you were president in 2008 how would u make sure that everyone got healthcare plans. I kind of
asked by Ashley 
Math  What is the length of the train??????
I have NO IDEA on how to tackle the following problem. This question has stumped me for like...2 hours now...and I don't know what to do... If someone could please show me a step by step on solving it, please post! Problem:  Two people stand back
asked by Anonymous 
algabra
find the constant of variation for each direct variation. 10y=13x and f(x)=4.5x and x+y=0
asked by michael 
Math
John says to Brenda, "if you give me eight dollars, we will have an equal amount of money." Brenda responds, "but if you give me eight dollars, I will have twice as much money as you." How much money did Brenda and John each have? Need to show how you did
asked by Caitlin 
Geometry
An Isosceles triangle has a 96degree angle. What are the measures of the other 2 angles? Do all triangles have to add up to 180degrees? If so, than this isn't possible because an isosceles triangle has 2 sides the same length. Correct?
asked by Tyler 
Calculus
f(x) = (ax+b)/(x^2  c) i) the graph of f is symmetric about the yaxis ii) limit as x approaches 2+ of f(x) is positive infinity iii) f'(1) = 2 Determine the values of a, b, c I got that c = 4 from the first i). I'm stuck on the second one because f(x) =
asked by Cat 
biology / plasmolysis of human red blood cells
Plasmolysis of human red blood cells would occur if the cell were in .. solution A) isotonic B) hypertonic C) hypotonic D) none of these I think it's B. I'm not too sure though.
asked by Kareen 
English
How would you correct this sentence? In many companys everyone, including the President, takes their turn at making coffee.
asked by Josh 
beowulf
What qualities of an AngloSaxon leader did both Scyld Scefing and Hrothgar possess?
asked by Tabby 
COM 215
Your manager at work has advised you that you and two of your coworkers will be visiting a branch of your company in another country. Select a country that you would like to learn more about. Then, conduct an Internet or library search regarding the
asked by Anonymous 
Early Child Ed.
I have a couple of questions that I need help on: 1. Because playground structures are static,children's imaginative play on them is: A) unlimited B) limited C) enhanced D) dynamic 2. Which one of the following statements does NOT describe one of the
asked by Ms.Sue this is for you 
Math
please check my answer thanks :) The sales tax is 7% The purchase including sales tax is $676.24 what was tha total amount of sales tax ? I got $47.34
asked by Alarena 
biology  requirements of diffusion?
The process of diffusion requires .. A) a cell membrane B) an aqueous solution C) difference in the concentration gradient D) a, b, & c
asked by Melaniee 
Algebra 2
Find the exact values of the six trigonometric functions of theta if the terminal side of theta in standard position contains the point (5/4)
asked by Shawna 
social studies
What are the major cities in Indus Valley?
asked by jen 
essay Writeacher pleace check it
Tell us about a personal quality, talent, accomplishment, contribution or experience that is important to you. What about this quality or accomplishment makes you proud and how does it relate to the person you are? Volunteering is an amazing experience
asked by ace 
english
what would you say is the subject or topic of Huckleberry Finn
asked by Anonymous 
Algebra II repost please check
I posted these a little while ago but this time I have answered them. 1. Does the graph of y = x – 3x2 + 5 have a maximum or minimum? 2. What is the vertex of the graph of y = 2(x  3)2 + 4? 3. Does the graph of y = 2(x  3)2+ 4 open up or down? My
asked by JaneLee 
physics
a 70 kg rope climber starts from rest, moves with constant acceleration, and climbs 9 meters up a rope having a maximum strength of 840 N. What is the greatest possible speed she can have afte climbing 9m?
asked by bex 
Algebra
Solve the equation for x 6x + 3 =7 (X+6)
asked by Barney 
Math
how to use grids to mutiply decimals by decimals. please give example
asked by Kristian 
Physics
A man stands on a scale in an elevator that is accelerating upward. The scale reads 731.6 N. When he picks up a 35.0 kg box, the scale reads 1108.2 N. The man weighs 68 kg. What is the acceleration of the elevator? What do I need to do in order to solve
asked by Lindsay 
Calculus
I had this on a test: Use the halfangle formula to find the exact value of the expresseion: sin 22.5 degrees my answer  1/2 sqrt2  sqrt 2 was wrong
asked by kelly 
Calculus
The radius of Earth at the equator is approximately 4000 miles. Suppose a jet flies once around Earth at a speed of 5000 miles an hour relative to Earth. If the flight path is a negligible height above the equater, then among the following choices, what is
asked by Arnold 
Math
please check my answer thanks :) Mike purchased a home the mortgage is $235,000 at 8 3/4 % for 25 years. His annual property taxes on the home are $6,345 he also has to pay hazzard insurance in the amount of $1,479. What is the PITI payment of their loan ?
asked by kaleigh 
American Literature
How does Walt Whitman's atitude change toward death during his poem "When Lilacs Last In The Dooryard Bloom'D" What does he learn? I know that through the poem he speaks of the death, but I don't know how his atitude changed. I think he learns the truths
asked by Noah 
Math
please check my answer thanks :) How much money must be deposited now, at 6% interest compounded semiannually to yield an annuity payment of $4,000 at tha beginning of each sixmonth period,for a total of five years? Round your answer to the nearest cent.
asked by Anonymous 
English (Classical Myths)
I have a myth project assigned. I got lucky (or so I thought) and had the myth of Polyphemus. Wikipedia has it if anyone doesnt know it. There are three things that I need for my project: 1) The moral of the story. 2) How the story explains natural
asked by Jake 
Science
How could you change behaviors to reduce threats to environmental sustainability?
asked by Danny 
Math 2nd question
Express as a single sine or cosine function (note: this is using double angle formulas) g) 8sin^2x4 I just don't get this one. I know it's got something to do with the 12sin^2x double angle formula. It's the opposite though? :S h) 12sin^2 (π/4x/2) =
asked by Alex 
Biology  Name for membrane bound organelles
Membrane bound organelles are also referred to as ... A) vesicles B) channels C) integral proteins D) a and b
asked by Mia 
Algebra II
Does the graph of y = x – 3x2 + 5 have a maximum or minimum? What is the vertex of the graph of y = 2(x  3)2 + 4? Does the graph of y = 2(x  3)2+ 4 open up or down?
asked by JaneLee 
American Literature
How does Walt Whitman's atitude change toward death during his poem "When Lilacs Last In The Dooryard Bloom'D" What does he learn? I know that through the poem he speaks of the death, but I don't know how his atitude changed. I think he learns the truths
asked by Noah 
algebra can somecheck my answers
please check my answer thank you Write the phrase “the quotient of 3 more than a number, and 3 less than that same number. “ (x+3/(x3) . It is estimated that the Earth is losing 4000 species of plants and animals every year. If S represents the number
asked by keauanna 
algebra
if the damage caused by forest fire A is measured in shape of a squrare, what is the measure in miles of one sides of the damaged area? forest fire A is 121 square miles
asked by ann 
Probability
Three cards are drawn in succession (without replacement) from a 52card deck. Find the probability that: If the first is an ace, then the other two are aces. I know this has to do with conditional probability, like "What is the probability that the second
asked by Hannah 
Calculus
If M is 30% of Q, Q is 20% of P, and N is 25% of P, then M/N equals which of the following? (a) 3/250 (b) 3/25 (c) 1 (d) 6/5 (e) 4/3 When I do this problem I keep getting 6/25, but that is not one of the choices. Any help would be greatly appreciated.
asked by Arnold 
History
what motivated martin luther to start the reformation?
asked by Miley 
Geometry
What does it mean to name a triangle by its sides and by its angles? I know isosolese, acute, right, etc. are examples of angles, what are examples of names by the sides?
asked by Tyler 
Geometry
I have 4 different examples that contain 3 numbers that I need to know if the 3 numbers in each set will form a triangle. 5,2,8 7,8,14 6,6,12 7,9,15 If the sum of the sides of a triangle must equal 180 than the answer is no to all. Right? But I think this
asked by Tyler 
math
how can i convert a terminating deciaml to a fraction and I have to use an example to support my explanation.
asked by CAITLIN 
grammar
In the sentence, "He is as sly as a fox", what part of speech is "as"? Is "as sly as a fox" an adjective? Is "sly" the object of a preposition? I am so confused. Thank you!
asked by anne 
please check it writeacher
Volunteering is an amazing experience that not only allowed me to help my community but also myself. For example, at first I wanted to become a veterinarian so I volunteered at an animal shelter. I loved working with dogs, but not with cats so I realized I
asked by ace 
SCI 275
air pollution, global warming, ozone depletion, and acid deposition. Then, respond to the following: • What air pollutants combine and contribute to this issue? • Briefly describe the health and environmental problems caused by the selected atmospheric
asked by dawn 
Biology
What do insects and robots have in common?
asked by John Nguyen 
english
please revize my essay Nowadays, everything revolves around technology. For many students technology has become an indispensible source of information. I’m amazed how television, cell phones, and the internet, manage to influence my life on a daily
asked by Christi 
Math
What are the double angle formulas for csc and sec?
asked by Alex 
Psychology
I have a psychology project were I have to create my own visual illusion using my computers graphic program. The problem: I have no clue what to do here. Can someone give me a hand?
asked by Kayden Ryan Smith 
biology (true or false) cells
True or false. A cell whose membrane potential is zero is in an ISOTONIC environment
asked by amanda 
Algebra
Find the zeros the function *could someone explain this to me step by step I'm very confused Y=x^2x42
asked by Brittany 
Grammar
I has to revise the following sentence naomi winned, why d you leave me like this! naomi soon began to cry.naomi lucas yelled Its okay youwill be just fine
asked by Roseliandystarajestarahjaesracritreah 
chem
how many resonance structures can be drawn for sulfur trioxide, SO_3?
asked by edna 
Government
David Mayhew belives that congress is ineffective because its members are more concerned about their reelection than the enactment of effective policy. I have to agree with this statement and say why I believe he is correct in a debate during class.
asked by Joe 
Math essay
Can you please proofread my essay? My teacher is grading on accuracy, quality, correct spelling and grammar. The History of Mathematics As of today, there are plenty of new developments in the area of Mathematics. In at least some Mathematics courses, it
asked by Soly 
biologymitosis
what is a structure that holds each chromosome to its exact copy? it begins with a "C", and has "d" as the second to last letter. 10 letters.
asked by paige 
biologymitosis
what would be a factor of a cell that leads to mitosis? 4 letters. starts with s, ends in e
asked by paige 
math please help
someone please show how to do Simplify, if possible: 6x^2y^3+9x^2y^3/3x^2y^2
asked by sharon 
science
what is matter best described by?
asked by cassy 
Psychology*never answered*
*I asked this question earlier today and no one helped me it probley was overlooked can someone help now? I thank you for this website* I have a psychology project were I have to create my own visual illusion using my computers graphic program. The
asked by Kayden Ryan Smith 
Algebra(weighted average)
Help pleaasee!!!..my answer to this problem was 42.5..just need to know if im correct The girl's basketball team has played quite well this year. Their statistics for various shots are given below: They made 30% of their 3point shots and take an average
asked by Keri 
Algebra
What number is equal to ã49
asked by Barney 
SCI 275
Name at least three environmental effects of NO2. What are two human sources of NO2 and other nitrogen oxides?
asked by dawn 
Algebra
That previous question was what number is equal to the square root of 49
asked by Barney 
please revise my paragrpah
Caitlin Petre is a graduate from Stanford, a wellknown school. She graduated with a 3.90 GPA with a Philosophy degree. One day, Petre went for an interview for a job and she was asked to fill out a W4 form. While filling out the form, Petre experienced
asked by julie 
Chemistry
Can someone help me tell in term of electrons why the bonding in NaCl is ionic?
asked by John 
math
how do i find the area of a shape
asked by aron 
history
Was Tudor the last royal house of the Middle Ages?
asked by Tabby 
Math
What is the method used to calculate depreciation for federal income taxes(USA)?
asked by Alarena 
Biology
I just need somone kind enough to confirm my answers. 1. Membrane bound organelles are also referred to as ... A) vesicles B) channels C) integral proteins D) a and b I think the probable answer is A. 2. Plasmolysis of human red blood cells would occur if
asked by Angelinna 
Math
please help me thanks :) Paul needs to repay a loan(installment loan) of $3,500 with 20 equal monthly payments of $196 each. What is the APR of the laon? I got 11.16% then I got 12 % so I don't know
asked by Israel 
Biology
TRUE or FALSE? 1) A cell whose membrane potential is zero is in an ISOTONIC environment 2) Gases enter a cell FASTER than liquids at a given temperature 3) When a plasma membrane has a pressure of zero, passive transport STOPS
asked by Kirsten 
english
how do you determine the rhythm and meter of a poem? also how do you translate a sonnet into everyday language?
asked by Jatavion Micheal 
Calculus
Determine whether the given orderd pair is a solution of the system ( 2, 1) X/3
asked by Kelly 
Genetics
I'm having trouble with this problem, because I keep getting the same answer for two of the questions, which doesn't help me with part d. If someone could give me some hints as to how to solve this correctly. Also do how does the anothocyanin factor in? Do
asked by chamel413 
Technology
I have to do an in depth report of American Media during the 1980's, 1990's, and the current decade. I have to compare the decades and how technology has changed how America gets its news. I am just asking for help finding website which might be of
asked by Spike 
english
I know what imagery is I don't know how to express it is this essay
asked by Ashley 
Math
Please help I have the answer to the problem but can figure the steps to solve it. 1/4 = 3  2x1/n+2 I know the answer is 26/3
asked by Alicia 
Spanish
The instructions say: "Change the verbs from the present tense to the present progressive" and gives the following example but no answer "Yo miro la television." What do I do?
asked by Margaret 
English
I need some ways to rember the people of Titanic i already got some like some people let other people get on the boat and stayed on the Titanic and some people also didn't care about there lives and tried to recuse other people while the ship was sinking.
asked by Anonymous 
Calculus
f(x)=(y+a) and b=the limit as y aproches 2+f is 1000 figure out a,y, and f I'm lost, but I need to know for our trimester final. I don't even know if it's possible.
asked by Roseliandystarajestarahjaesracritreah 
math/algebra
please check my answers Suppose that the temperature outside is dropping at a constant rate. At noon, the temperature is 70 F and it drops to 58 F at 5 p.m. How much did the temperature change each hour? 12/5=2.4 degrees per hour. Evaluate the expression
asked by allen 
vocab.
Bobpursley: "What is your thinking on this? Surely you don't want us to do it for you." No, I do not want yall to do it for me. I put the answer under each question. The "Words to Know" is like the word bank. Words to Know affliction cowering fetter gorge
asked by anonymous 
math
if sam can do a job in 4 days that lisa can do in 6 days and tom can do in 2 days, how long would the job take if sam, lisa, and tom worked together to complete it?
asked by dolores 
Mandelbrot Set
I have to find the first six terms of the sequence for the Mandelbrot set for c = 1i/2 and c=2. I was wondering, how do I go about this?
asked by Brittany 
social studies
who controls the flow of fresh water in miami dade county?
asked by cole 
math
what is a divisor
asked by breana 
history
Who was the first Roman emperor to invade Britain? Caesar or Nero?
asked by Tabby 
english (quote)
What does "almost everything in this isle enjoys immunity to poison"  Bede mean? Does it have something to do with Ireland?
asked by Riley 
Accounting question..
Having trouble figuring out how to do this problem for my accounting homework.. any help would be greatly appreciated..the information given goes as follows.. On 1/1/08 you issue $400,000 of 7%, 10 year bonds that pay intrest semiannually. The Market
asked by Walter 
history
What countries took up the greater part of Europe during 672735?
asked by Tabby 
Math
Find the value of "s": s = 1^2  2^2 + 3^2  4^2 + ...  (2006)^2 + (2007)^2 Answer: 2 015 028 Help me solve it, please?
asked by Anonymous 
HUM 130
I can not fine these words like in Hindu terms. Karma Reincarnation I did this one as far as I define it. Yoga Guru Chakras I have never heard of the words I havent defined yet. What is your personal understanding of each of these terms? What differences
asked by dawn 
HUM 130
I can not fine these words like in Hindu terms. Karma Reincarnation I did this one as far as I define it. Yoga Guru Chakras I have never heard of the words I havent defined yet. What is your personal understanding of each of these terms? What differences
asked by dawn 
Math
J+8=BB B+8=2(J8) What are the values of J and B
asked by Caitlin 
geography
Would Canterbury be considered in the Southeast part of England?
asked by Riley 
biology
can you tell me information about deoxygenation of hydrogen peroxide and organic catalyst
asked by albert 
english
How would you categorize the quality of life of Native Americans today, despite the adversities that they faced?
asked by marcy gonzalez 
english
Specifically, what major contribution(s) has the Bureau of Indian Affairs (BIA) made?
asked by marcy gonzalez 
history
Is the language of the church latin?
asked by Tabby 
english
Was Chaucer the first author to use a frame story?
asked by Riley 
american history
I was wondering if anyone here knew a site with a copy of the constitution. I googled it but... i cant seem to find it.
asked by Jason 
business studies
what possible benefits would a car manufacturer have if they decide to use mass marketing? please could someone help me Paul
asked by Paul 
Biology
List and briefly describe the Four Laws Directing Biodiversity
asked by John Nguyen 
social studies
Who decides when the Electoral College casts its votes for president?
asked by Kat 
calculus
how do I find the range of a natural log like ln  x/(1+x^2) 
asked by Cat 
bio "plasma membrane"
When a plasma membrane has a pressure of zero, passive transport STOPS IS THAT TRUE OR FALSE? I'M NOT TOO SURE.
asked by Alia 
Bioo // gateway for ions to enter and leave a cell
Gateway for ions to enter and leave a cell ... A) hydrophobic end B) hydrophilic end C) protein channels D) a, b, and c
asked by Mikey 
English (College Prep)
I have to write an English essay about "The Crucible." Has anyone read the book, and understood it? I just need someone to help me brainstorm ideas to write about. Thanks!
asked by Jena 
Science
What website would you reccomend to find out about dust phesise? Fecise?
asked by Christina Gabriella 
science
what happens to the volune of a gas inside a cylinder if the temperature does not change but the pressure is reduced
asked by chris 
chem
how many resonance structures can be drawn for sulfur trioxide, SO_3?
asked by edna