# Dre

Most popular questions and responses by Dre
1. ## chemistry

Build the orbital diagram for the ion most likely formed by phosphorus.

2. ## Chemistry

A 334-mL cylinder for use in chemistry lectures contains 5.225 g of helium at 23 C. How many grams of helium must be releasedto reduce the pressure to 75 atm assuming ideal gas behavior?

3. ## 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

4. ## 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

5. ## 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

6. ## 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?

7. ## 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

8. ## 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?

9. ## chemistry

A SOFTBALL DIAMOND IS A SQUARE WITH SIDES OF 60 FT LONG. HOW FAR IS THIRD TO FIRST BASE. ROUND TO THE NEAREST HUNDRETH. SO FROM THIRD TO FIRST IT WILL FORM A RIGHT TRIANGLE. THE LEGS ARE 60 TO 2ND POWER + 60 TO THE 2ND POWER. THE HYPOTENUSE IS WHAT I DON'T

11. ## Ap Chemisty

How many milliliters of an aqueous solution of 0.172 M silver fluoride is needed to obtain 12.1 grams of the salt?

12. ## Math

A circular plate has a diameter of 6 inches. A pancake in the center of the plate has a radius of 2 inches. How much of the plate is not covered? Use pi as 3.14.

13. ## 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)

14. ## 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,

15. ## physics

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

16. ## social studies

unscramble ARTIOTINM

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

18. ## 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

19. ## 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

20. ## 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

21. ## History

What did Robespierre mean when he stated "Pity is treason" ?

22. ## 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

23. ## 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).

24. ## college algerbra

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

25. ## Math/trig

Solve the equation in the given Domain: 1-cos theta/ sin theta = sqr3, 0degrees

26. ## 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

27. ## Astronomy

A photon of which color of light carries the least energy. Red Yellow Green Blue All photons have the same energy.

28. ## 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.

29. ## 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?

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

31. ## Math

Ratio 132 to89

32. ## 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

33. ## accounting

compute the working capital, current ratio, and quick ratio after each transaction for boole company

34. ## 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

35. ## 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

36. ## Algebra

Solve. x+2/8 + 1 = 4x/2

37. ## 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

how a totalitarian regime would impact a corporation's ethics, or would it?

39. ## 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?

40. ## 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

41. ## Wilson

How do i write a profit of \$40 as an integer

42. ## Algebra

If the study had included these data, would this change the model relating average body weight and average pulse rate. -----Avg Body Weight----Avg Pulse Rate cat--------1-----------------250 dog--------2.5---------------265

what are china's terms of trade

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

45. ## Math

20(B- 15) FOR B = 19

46. ## algebra 2

what is the answer of -1(x-6)(x+8)

47. ## 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.

48. ## Astronomy

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

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

50. ## 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

51. ## Science

Assuming a warm front is moving into the area, there is a stignant (non moving) cold air mass around New York, what type of precipitation might be expect? How long might it last?

52. ## Astronomy

Do people wear seatbelts to protect themselves from speed or acceleration?

1. ## Pre-Calc

posted on March 26, 2018
2. ## algebra

-8/3

posted on March 11, 2017
3. ## Physics

help???

posted on June 14, 2016
4. ## english

Which of the following is Not critical when developing questions for the interview

posted on May 11, 2016
5. ## Algebra

Is the answer 82.5 or 91 percent?

posted on April 7, 2016
6. ## Algebra

HELP !!

posted on April 7, 2016
7. ## Algebraic expression

nine more than the product of 18 and jose's score

posted on November 16, 2015
8. ## programming

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

posted on September 21, 2014
9. ## 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

posted on April 24, 2013
10. ## algebra 2

what is the answer of -1(x-6)(x+8) as a polynomial in descending order

posted on March 21, 2013
11. ## organic chemistry

Well I found the answer finally. They were where all the bold and dashed wedges were on the structure.

posted on February 7, 2011
12. ## check math question

actually that's 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

posted on November 29, 2010
13. ## statistics

now i don't know what to do frrom there

posted on September 20, 2010
14. ## 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

posted on May 2, 2010
15. ## chemistry

thank you very much

posted on November 10, 2008
16. ## 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

posted on November 10, 2008