Wednesday

May 6, 2015

May 6, 2015

Total # Posts: 51

**physics**

What average force is required to stop a 920kg car in 7.7s if the car is traveling at 83km/h ?
*February 15, 2015*

**programming**

Wow, I have this assignment too and I can't seem to crack it either. PLEASE HELP! :(
*September 20, 2014*

**Elementry Statistics**

The census figures show that the average income for a family in a rural region is approximately $34,860 per year. A random sample has a mean income of $33,566 per year, with a standard deviation of $1,245. At a sig. level of .0.01 is there enough evidence to reject the claim?
*September 14, 2014*

**physics**

Suppose a car is traveling at +20.7 m/s, and the driver sees a traffic light turn red. After 0.314 s has elapsed (the reaction time), the driver applies the brakes, and the car decelerates at 5.00 m/s2. What is the stopping distance of the car, as measured from the point where...
*June 18, 2013*

**english**

You need to capitalize John Grisham as it is a NAME of a person. Next you must capitalize "The Street Lawyer" because it is the NAME of a book
*April 23, 2013*

**algebra 2**

what is the answer of -1(x-6)(x+8) as a polynomial in descending order
*March 21, 2013*

**algebra 2**

what is the answer of -1(x-6)(x+8)
*March 21, 2013*

**Sampling Distribution**

Sampling Distribution Complete solutions and illustrations are required. 3.The mean systolic blood pressure of normal adults is 120 millimeters of mercury (mm Hg) and the standard deviation is 5.6. Assume that the variable is normally distributed. a.If an individual is ...
*February 27, 2013*

**biochemistry**

Calculate the pH of the resultant solution of mixing together two solutions of 2 L of 1.0 M acetic acid, 0.5 L of 1.0 M sodium acetate and then adding 8 g of solid NaOH (MW = 40.0 g/mole).
*January 17, 2013*

**economics**

Prepare a two- to three-page analysis by answering the questions below. Be sure to cite your references using APA format. What is nominal GDP? What is real GDP? What is included in each? Why are these measures important? What do they tell us? What was GDP for the last two ...
*October 14, 2012*

**accounting**

compute the working capital, current ratio, and quick ratio after each transaction for boole company
*February 20, 2012*

**Math/trig**

Solve the equation in the given Domain: 1-cos theta/ sin theta = sqr3, 0degrees <or equal to theta < 369 degrees cos4x + cos 2x =0, 0<or equal to x < pi
*November 13, 2011*

**social studies**

unscramble ARTIOTINM
*November 1, 2011*

**General Chemistry**

So I've been working on this online homework problem and got it wrong 8 times. I need help. Here's the question: 1,2-diaminoethane, H2N-CH2-CH2-NH2, is used extensively in the synthesis of compounds containing transition-metal complexes in water. If pK_b1 = 3.29 and ...
*July 25, 2011*

**chemistry**

Besides actin and myosin, what is another example of a Contractile Protein? If you could tell me about its function too, that would help too. Thanks
*March 28, 2011*

**organic chemistry**

Well I found the answer finally. They were where all the bold and dashed wedges were on the structure.
*February 7, 2011*

**organic chemistry**

Looking at a diagram of cortisone, where are all the stereocenters? I know there are 6 of them, I just don't know where they are in the structure. Sorry I can't provide a diagram, but I'm sure they can be found online.
*February 7, 2011*

**Astronomy**

Which of the following distance measuring techniques works to measure distances to other galaxies beyond the Milky Way? CHECK ALL THAT APPLY A) Hubble's Law B) main sequence stars C) Cepheid variable stars D) parallax E) radar ranging F) galaxy rotation G) white dwarf ...
*November 30, 2010*

**check math question**

actually thats wrong.. that will give you a reflection in the x-axis if you want a reflection in the y-axis you have to make the x in the exponent negitive. i believe the answer is y=5*2^((-x)-2)-5
*November 8, 2010*

**statistics**

Suppose only 75% of all drivers in a certain state regularly wear aseat belt. A random sample of 500 drivers is selected. What is theprobability that a). Between 360 and 400 (inclusive) of the drivers in the sampleregularly wear a seat belt? b). Fewer than 400 of those in the ...
*October 21, 2010*

**Astronomy**

How would I compare the orbital period of two stars knowing their distance apart in AU and their solar masses?
*October 19, 2010*

**Astronomy**

The hottest stars have surface temperatures of about 40,000 K. At what wavelength do they emit the most radiation? 7.2 x 10E-6 cm 2.5 x 10E-4 cm 4.0 x 10E-2 cm 1.2 x 10E2 cm 1.4 x 10E6 cm
*October 4, 2010*

**Film**

In the film, "A Face in the Crowd", what is Elia Kazan trying to say about the commodification of these populist ideas and their use as a tool in mass media?
*September 29, 2010*

**Astronomy**

A photon of which color of light carries the least energy. Red Yellow Green Blue All photons have the same energy.
*September 21, 2010*

**geometry**

find the measure of an anGle if five times the measure of its complement is 24 derees less than twice the measure of its supplement. What is the equation? What is the measure?
*September 20, 2010*

**statistics**

now i dont know what to do frrom there
*September 20, 2010*

**statistics**

Suppose that the proportions of blood phenotypes in a particular population are a follows: A = .42 B = .10 AB = .04 O = .44 Assuming that the phenotypes of two randomly selected indiviuals are independent of one another, what is the probablility that both phenotypes are O? ...
*September 20, 2010*

**Astronomy**

Do people wear seatbelts to protect themselves from speed or acceleration?
*September 14, 2010*

**Astronomy**

Imagine that the Earth's axis were tilted parallel to the ecliptic plan like that of the planet Uranus. Describe how the seasons would be different in this scenario than what we currently experience.
*September 2, 2010*

**finance**

Sony $4.50 preferred is selling for $65.50. The preferred dividend is non growing. What is the required return on Sony preferred stock?
*May 3, 2010*

**college algebra**

1. The Safety Director of Honda USA took samples at random from the file of minor accidents and classified them according to the time the accident took place. The sample data is as follows: 8am to 9am 6 accidents 9am to 10 am 6 accidents 10am to 11 am 20 accidents 11am to noon...
*May 2, 2010*

**History**

What did Robespierre mean when he stated "Pity is treason" ?
*November 17, 2009*

**college algerbra**

Find the Slope and Y-Intersection of a Line that has the following equation. 3Y = 2X - 8
*April 16, 2009*

**chemistry**

Estimate the volume of one sodium atom using its metallic radius of 186pm please help
*November 10, 2008*

**chemistry**

thank you very much
*November 10, 2008*

**chemistry**

Build the orbital diagram for the ion most likely formed by phosphorus.
*November 10, 2008*

**chemistry**

The molar mass of Na is 22.99g The density of solid sodium is 0.97g/cm^3 (22.99g/mol) / (0.97g/cm^3) = _____________ What are the units of the above value
*November 9, 2008*

**Int'l Business**

Small companies typically have difficulty competing against large multinationals when their governments take part in regional trade blocs. What could governments do to help their small companies compete after the formation of such blocs? Could I get help with this question
*September 10, 2008*

**Entrepreneurship**

You belong to a small business owner networking group. The main purpose of the group is to share leads, but occasionally, you discuss global issues. In addition, the group has an online discussion forum. Inc. magazine claims, "Entrepreneurship is more mundane than it'...
*August 27, 2008*

**Int'l business**

how a totalitarian regime would impact a corporation's ethics, or would it?
*August 26, 2008*

**project management**

Briefly describe the first five points of the project scope checklist in relation to your project what are the project objective? List the diliverables Identify the Milestones of the project List the technical requirements what are the limits and exclusions: Identify the ...
*June 15, 2007*

**business project management**

what is a good website where I can go and a sample of a short proposal for a business project? http://sbinformation.about.com/cs/bizlettersamples/a/proposal.htm
*June 6, 2007*

**Science**

So a crystallization experiment was performed using an impure sample of biphenly, it weights 0.5g and contains about 5% impurity. Benzene is used as the solvent but after crystallization only about 0.02g were found. If everything was performed correctly, there are no spills, ...
*June 6, 2007*

**project menagement**

Put together a proposal for the customer that includes the following: Briefly describe the first five points of the project scope checklist in relation to the project: what are the project objectives:? list the deliverables. identify the milestones of the project list the ...
*April 8, 2007*

**Project Management**

I need a shor proposal for a business project of any kind Try this site for guidelines. http://www.captureplanning.com/!hc_how_to_write_a_proposal.cfm?
*February 16, 2007*

**internationa business**

I need to know where can I find information about nike organization. Are Nike production facilites centralized or edcentralized?, Does Nike standardize products or adapt them for different markets?, Thank you for using the Jiskha Homework Help Forum. Here is a site where you ...
*January 30, 2007*

**art**

Artistic in the Baroque, Rococo, Neoclassicism, and Romanticism eras: with social conditions Since this is not my area of expertise, I searched Google under the key words "artistic Baroque 'social conditions'" to get these possible sources: (Broken Link ...
*January 25, 2007*

**International business**

what are china's terms of trade
*January 23, 2007*

**international business**

Your organization is considering investion the philippines and you have been asked to give a presentation on this opportunity. In the presentation, you need to address the following: Investigate the economey of the philippiness and its neighbor, In what economic sectors is ...
*January 18, 2007*

**Optimization**

min 2x+y subject to: x+y+z=1 and y^2+z^2=4 Any help would greatly be apprecaited. y^2+z^2=4 ---> put y = 2 cos(theta) and z = 2 sin(theta) x+y+z=1 ----> x = 1-2(cos(theta) + sin(theta)) 2x + y = 2 - 2 cos(theta) - 4 sin(theta) It's not difficult to find the minimum ...
*December 7, 2006*

**Matrix**

How do you solve for this matrix. X*X^t=0? What matrix times its tranpose is zero? If we use the usual notation: A_{i,j} for the element at the i-th row and j-th column then, if we put: A = X X^(T) ----> A_{i,j} = X_{i,k}[X^(T)]_{k,j} = X_{i,k}X_{j,k} here we sum over the ...
*December 7, 2006*

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