Questions Asked on
July 23, 2009

physics
get the resultant of the following displacements 6 ft.southwest; 10 ft. northwest; 4 ft. southeast; 12 ft. northwest; and 3 ft. southwest. what is the direction of the resultant displacement?
asked by jerson 
Statistics
8.11) For the manufacturing plant discussed in Exercise 8.10, the union president and the human resources director jointly select a simple random sample of 36 employees to engage in a discussion with regard to the company’s work rules and overtime
asked by Lina 
chemistry
1. Need help Assigning oxidation numbers. Is it true that wehn looking at atoms in compounds from group 1 or 2 they are given the oxidization number which is the same as there charge example NaCl Na has an oxidization number of 1? But is this also true for
asked by micheal 
english
pls help!!!! Give any three specific weather descriptions from A Separate Peace and list the corresponding action in the plot.
asked by bindiya farswani 
Investing
You hold a diversifield $ 100,000 portfolio consisting of 20 stocks with 5000 invested in each . The portfolio's beta is 1.12. You plan to sell a stock with b=0.90 and use the proceeds to buy a new stock with b=1.75. what will the portfolio new beta be ?
asked by Lindsey 
Finance
Taggart Inc's stock has a 50% chance of producing a 21% return, a 30% chance of producing a 10% return, and a 20% chance of producing a 28% return.What is the firms expected rate of return? Please help
asked by Lindsey 
Chemistry
A 19thcentury chemist, Marcellin Berthelot, suggested that all chemical processes that proceed spontaneously are exothermic. True or False? I thought it was true, but then in my chemistry textbook, I could not find this person's name. Can someone verify
asked by Soojung 
Chem
Methylaime, CH3NH2. If a 0.100 mol/L solution of methyamine has a pH of 11.80, calculate the ionization constant for the weak base. What is an ionization constant. Is it just K? This is what I did so far: 11.80 = log (concentration of h3o+) 10^11.80 =
asked by Lena 
English
This question is based on the book "The Curious Incident of the Dog in the Nighttime" by Mark Haddon. What do you think makes a hero? How does Christoper fit your idea of a hero? He has been described by some readers as "a new kind of hero" or "an
asked by John 
chem
Calculate the [h3o+] and [oh], pH and the percent dissociation for both 0.25 mol/L HCl and 0.25 mol/L HCN. 0.25 mol/L HCL [H+] = 0.25 mol/L [OH] = 1 x 10^14 / 0.25 = 4 x 10^14 pH = 0.60 % dissociation = ? ( I don't know how to figure out percent
asked by Lena 
business
In what ways are expository essays similar to business communications?
asked by Sandy 
chemistry 11
I'm having a trouble with this question. "Calculate the concentration of the Solute in mol/L in : a) 125 mL of .64M HCl diluted to 2.0L
asked by Chrys 
math
the average of 20 numbers in a list is 32. when a number is added to the list, the average becomes 34. What number was added to the list? so i started like this... x/20= 32 my answer is 640. is this correct?
asked by Julia Ten 
math
can you answer this question in a different and more logical way than this method below: we will examine the sum of cubes of two numbers, A and B. Without losing generality, we will further assume that A=2nX and B=2n+kY where X is not divisible by 2 n is a
asked by m 
chemistry
hi im having problems figuring this out. consider the titration of 100 ml of 0.200 acetic acid by 0.100 koh. Calculate the ph if 250 ml of koh is added ? I tried to find the limiting reagent and go from there but it was a no go then i used the kb for find
asked by Jim_R 
BUS 210
Imagine that you are starting your own company. What will be the ethical code of your company? In a 200 to 300word response, draft an ethical code of conduct listing the rules and principles that your company will use in decisionmaking. I just need help
asked by MAHAYLA 
Algebra
Diagonal brace. The width of a rectangular gate is 2 meters (m) larger than its height. The diagonal brace measures sqrt6m. Find the width and height.
asked by Sandra 
math
1)tammy is making a poster. she had planned the poster to be 36 inches high and 24 inches wide. If she instead decides to make the poster 24 inches high, but keeps the same proportions, how wide will the poster be in inches? my original answer was 12. But
asked by Jason P 
math
in a basketball game, the star player scored 3 times as many points as the average score of the 9 other players. what fraction of the points scored by the entire team did the star player score? so i guess the total number of players is 10. and then i think
asked by Jason P 
Algebra
Which of the following describes the end behavior of the graph of the function f(x) = –2x^5 – x^3 + x – 5 A.Downward to the left and upward to the right B.Upward to the left and downward to the right C.Downward to the left and downward to the right
asked by Crystal 
math
if attendance at a certain high school had incresed by 30 percent over lasy year, this years attendance would have been 1430. In reality, attendance fell by 35 percent from last year. what was this years attendance? im not sure where to begin... am i on
asked by Jason P 
Geo. & Wave Optics
An astronomical telescope consists an objective of focal lenght 100cm and an eyepiece of focal lenght 8cm. calculate the angular magnification of the telescope and also determine the distance between the two lenses.
asked by Matrix School 2 
Algebra
Find all of the zeros of the polynomial function and state the multiplicity of each. f (x) = (x^2 – 16)^2 A. – 4 with multiplicity 2 and 4 with multiplicity 2 B. – 4i with multiplicity 2 and 4i with multiplicity 2 C. 4 with multiplicity 2 D. 4 with
asked by Audrey 
Algebra
For f(x) = x^3 – 4x – 7, use the Intermediate Value Theorem to determine which interval must contain a zero of f. A. Between 0 and 1 B. Between 1 and 2 C. Between 2 and 3 D. Between 3 and 4 I am leaning towards Choice A. What does everyone think? I
asked by Tammie 
Math 117
1. how many threeletter code symbols can be formed using a set of 5 different letters in repetion is not allowed? 2. Mark can remember only the first 5 digits of his friends phone number. He also knows that the number has 7 digits and that the last digit
asked by Jennifer 
literature
I need help developing a thesis statement for an analytical essay on Oedipus Rex and A Raisin in the Sun. I have to compare and contrast these two pieces of literary work. Can someone please help me?
asked by Robin 
math
Could you tell me how exactly to graph piecewise functions.
asked by ben 
Chemistry
Write the net ionic equation for silver nitrate and sodium chloride. I only know how to do it when it deals with elements, not compound.
asked by Steven 
Human services
What is the importance of informed consent and confidentiality in human services?
asked by ReeRee 
math
a chemist has a solution that is 20 percent alcohol by volume. which of the following expressions represents the percent of alcohol by volume when m litersof the solution is mixed with h liters of pure alcohol and p liters of water? a) 20(m+h+p)% b)
asked by Jason P 
math(simple interest)
Suppose that the current rates on 60 and 120day GICs(Guaranteed Investment Certificates) are 5.50% and 5.75%, respectively. An investor is weighing the alternatives of purchasing a 120day GIC versus purchasing a 60day GIC and then reinvesting its
asked by Sat 
GEN 200
Develop a strategy for effective communication and collaboration among selected styles. Identify at least three different personality types. I need help finding the above ?s. This question I have answered but I am not sure if it is write the way I wrote it
asked by troyer0269 
fashion
what is a denim ?
asked by iormares 
sound
a surface recieving sound is moved from its original position to a position three times farther away from the source of the sound. the intensity of the received sound thus becomes
asked by anita 
Basic economic True or False questions?
UGHHHHH I CANNOT FIND THESE ANSWERS ANYWHERE DD; 1. On an economic supply and demand graph, consumer surplus is always located above the demand curve. True or false? 2. Wealth is destroyed when socially optimal products are created. True or false? 3. A
asked by Ruth Li 
SCI 275
In your own words, define environmental sustainability. Then, list three behaviors of your own that threaten environmental sustainability. How could you change those behaviors to reduce threats to environmental sustainability?
asked by Johnny 
Finite Math
1. Find the inverse of the following matrix: [ 1 0 1 ] [ 2 2 1 ] [ 3 0 0 ]
asked by Mike 
math
I am not great at math, but i am practicing slowly... Joanne’s odometer read 25,230 miles at the beginning of a trip and 27,215 miles at the end. If she used 35 gal of gas for the trip, what was her mileage (? mi/gal) now do I subtract 25, 230 from
asked by Anonymous 
statistics
ok i was given a set of data asked to create a graph of my choice to represent the data then i'm asked Does the sahpe of the distribution allow the use of the mean and the standard deviation to describe it? ok how does the mean and the standard deviation
asked by statistics 
grade 4 math
How would I add 2/3 + 6/9... This is really hard. Someone plz help me!!
asked by Chrystina 
math
The table shows the closing value of a stock index for one week in March, 2004. a. Using the day as the xvalue and the closing value as the yvalue, write equations in slopeintercept form for the lines that represent each value change. b. What would
asked by ashlin 
Finite Math
Find the slope of a line through the points (11,2) and the origin.
asked by Mike 
Algerbra 1, 9th grade
what would the yintercept be for y=2x+5?
asked by Kenya 
history
describe what Kennedy hoped to accomplish with the New Frontier.
asked by scooby91320002 
child psycology
We see indications that a child's role in perceptual development is passive when we observe? A. irrelevent information made relvant. B. selective attention. C. a preference for certain stimuli. D. systematic search.
asked by Donna 
FOURTH GRADE MATH
I NEED HELP WITH MULTIPLICATION!!!!!!!! MY QUESTION IS HOW TO MULIPLY 3 DIGITS WITH 2 DIGITS WITH CARYYING AND WITH THE ADDING PART?
asked by LECY 
maths
solve Z^5  1 =0 where Z is a complex number
asked by MT 
Finite Math
Solve the matrix equation AX =B for X using: A= [ 2 3] B= [4 ] [ 1 5] [2 ] (theres a blank space between the 4 and the 2)
asked by Mike 
history
three characteristics of Orientalism and how may Orientalism and prejudice the Arab and Muslims contribute to hate crimes against these groups
asked by wandy 
college
Explain why housing prices vary from city to city. Clearly explain how supply and demand affect the prices of the homes and be sure to show your work.
asked by Anonymous 
Science
Explain why the inside of cans are coated with a thin layer of tin or plastic.
asked by hayden 
algebra
in 1995 the life expectancy of males in a certain country was 67.4 years. in 2000, it was 70.9 years let E represent the life expectancy in years t and let t represent the number of years since 1995. the linear !@#$%^&ntion E(t) that fits the data is E
asked by Dolores 
world history
I never saw Shindler's List in the movie house because I was afraid to. So I saw it on my TV several times. My question is, what was the relationship between Amon and Helen Hirsch? Lovers? Hard to believe. What happened to her after leaving Poland? Is she
asked by Dale 
writing
How can rhetorical devices be used both prejudicially and nonprejudicially?
asked by Anonymous 
SCI 225
Reflect on your own worldview and compare it with the worldviews presented in the text. Provide examples of the benefits of your view to defend your position.
asked by Johnny 
SCI 225
In your own words, define environmental sustainability. Then, list three behaviors of your own that threaten environmental sustainability. How could you change those behaviors to reduce threats to environmental sustainability?
asked by Johnny 
Finance  Accounting
Can somebody people check this out and let me know if I did it right? Your uncle offers you a choice of $30,000 in 50 years or $95 today. If money is discounted at 12 percent, which should you choose? You should take the $95. Option #1: Using appendix b PV
asked by Momof8 
Math
I say that  15 41= 56; my best friend say that  15 41= 26. Which one of us is correct? This answer depends on a dinner. Thanks.
asked by B.B. 
Math
9r > 3 I believe the answer is r < 12 or r > 6
asked by Kitty 
Math
estimate 4 1/9+ 7 9/10+ 2 1/7 + 5 7/8=
asked by reggie 
science
why is water blue?
asked by shannon 
Algebra
a bag contains 13 marbles of which 10 are red. A marble is selected at random and replaced. A second marble is then selected at random. What is the probability that both marbles are red?
asked by Joe 
eth 125
t a 200 to 300word summary of a current issue between Native Americans and the federal government. Identify the legislation that you think is linked to the issue, and explain why you think there is a connection. Consult the National Congress of American
asked by Anonymous 
Finite Math
Solve the matrix equation AX =B for X using A=[23] [1 5] B=[4 ] [2 ]
asked by Mike 
BIOLOGY EEI
needing some ideas on an extended experimental investigation on how chemicals stimulate plant growth (maybe a crop or vegetables)
asked by SAMMI 
math
I need to check my answer... please help... the prime factorization in powers of primes of the number: 16380. 5460 to the power of three is this correct
asked by Anonymous