# Questions Asked onMarch 24, 2007

1. ## Economics

Questions: Are the following workers more likely to experience short-term or long-term unemployment? Explain. a. A construction worker laid off because of bad weather. b. A manufacturing worker who loses her job at a plant in an isolated area. c. A

2. ## PHYSICS

An irregularly shaped plastic plate with uniform thickness and density (mass per unit volume) is to be rotated around an axle that is perpendicular to the plate face and through point O. The rotational inertia of the plate about that axle is measured with

3. ## Jim

I need some help with calculating percent yield and percent purity of aspirin. Here's my data (questions follow): SYNTHESIS Mass of salicylic acid.., 2.0 g Volume of acetic anhydride.., 5 mL Mass of watch glass.., 22.10 g Mass of aspirin and watch glass..,

4. ## chemistry

Water in contact with air is acidic due to the dissolved carbon dioxide. Water in equilibrium with the air contains 4.4 x 10^-6% CO2. The resulting carbonic acid, H2CO3,gives the solution a hydrogen ion concentration of 2.0 x 10^-6M, about 20 times larger

5. ## biography

What are two or three most important lesson you or any other young person might learn from the way Vincent van Gogh lived? http://en.wikipedia.org/wiki/Vincent_Van_Gogh Many will be obvious when you read over the biography of him at this site. =)

6. ## Science

Will mulch self combust? wt? Thank you for using the Jiskha Homewwork Help Forum. It could, depending upon the mulch! http://www.environmental-expert.com/resulteacharticle4.asp?cid=6042&codi=4137 I have had hay catch on fire...was green and moist when

7. ## math ,correction

Problem#1 Directions: Find the distance between each pair of points. (-3,0) and (4,0) My answer: d = 7 Problem #2 Directions:Use the Pythagorean theorem to determine the length of each line segment. Where appropriate, round to the nearest hundredth. Points

8. ## Math

Suppose you have two numbers. The difference of the two numbers is 12. The product of the two numbers is 17. Multiply the larger of the two numbers by 100, add 50 times the smaller number to that, round the total to the nearest whole number. That starts

9. ## Internation Business

Debating the ethics of doing business in countries with totalitarian governments. Debating the ethics of doing business in countries with totalitarian governments. Obviously, most citizens of the United States would agree that totalitarian governments are

10. ## Economics

What is the differemce between "the law of one price" and "PPP"? Check this site for explanations. http://internationalecon.com/Finance/Fch30/F30-1.php

11. ## Angular acceleration

Appreciate if someone can advise on how to calculate the following: A hoist lifts a 3.5kg load from rest, and has a final velocity of 2 m/s after 4 seconds. The motor can develop a torque of 4 Nm. Determine: i) The linear acceleration of the mass. ii) The

12. ## Art Appreciation

On the internet, look up and list more than one definition of the word "art." You can use online reference sources Go to www.google.com In quotation marks, type in "what is art?" If that comes up with nothing. Try typing in "Art is" Should be able to get a

13. ## Science

List all of the things that are physical property. You will find some listed here. http://nobel.scas.bcit.ca/chem0010/unit2/2.2_properties_physical.htm There are very many others, but they would require a lot of effort to explain what they mean. Isn't

14. ## chemistry

I need some help with calculating percent yield and percent purity of aspirin. Here's my data (questions follow): SYNTHESIS Mass of salicylic acid.., 2.0 g Volume of acetic anhydride.., 5 mL Mass of watch glass.., 22.10 g Mass of aspirin and watch glass..,

15. ## local nature trail

Hi i ahve to create a local naturetrail on my area.It has to incorportae science, geography and histiry features.I ahve made out the questions and pictures but I am not very good with microsoft word and need someone to help put it together.Any ideas??

16. ## biology

Help required, Gametes are produced in the process of meiosis. In humans, one pair of autosmes (chromosome 4) has a short arm and a long arm. On the short arm is a gene for Huntington disease (H) and on the long arm is a gene for red hair(R). Draw a

17. ## biology

in addition to the above a labelled diagram is also required to show the product cells derived from this cell at the telophase 2 stage of meiosis.there is no crossng over.what differences would there be in the product cells at telophase 2 of meiosis if

18. ## The Crucible (ACT TWO)

why have so many people been arrested? an what is motivating the officials? http://www.sparknotes.com/lit It's been far too long since I read that play to remember such specifics, but if you click on the C when you get to the above linked website, you'll

19. ## science

What are the bamboo adaptaions for northeast China temperate forest. I could only find two facts and I need 5, plus a resource.

20. ## Physics

A lunch tray is being held in one hand. The mass of the tray itself is 0.240kg, and its center of gravity is located at its geometrical center. on the tray is a 1.00 kg plate of food and a 0.300kg cup of coffee. Obtain the force T exerted by the thumb and

21. ## science

what is the seasonal temperature and the rainfall amount for China northeast temperate forest, for all four seasons? Since this is not my area of expertise, I searched Google under the key words "temperature rainfall China" to get these possible sources:

22. ## Physics

A rotating door is made from four rectangular glass panes. The mass of each pane is 90kg. A person pushes on the outer edge of one pane with a force of F=70N that is directed perpendicular to the pane. Determine the magnitude of the door's angular

23. ## General chem lab

This involves Enthalpy of Neutralization: A student determined the calorimeter constant of the calorimeter. Using a plotted line. The student added 50ml of cold water to 50 ml of heated water in a Styrofoam cup. The initial temperature of the cold water

24. ## Price Discrimination

Why does phone company offer different pricing structures for business and personal phone lines? I don't know for sure, but it is probably because business phones are making a profit (they hope) via phone usage. I hope this helps. Thanks for asking.

25. ## PHYSICS

Particles 1 and 2, each of mass m, are attached to the ends of a rigid massless rod of length L1 + L2, with L1 = 19 cm and L2 = 75 cm. The rod is held horizontally on the fulcrum and then released. What is the magnitude of the initial acceleration of

26. ## PHYSICS

An irregularly shaped plastic plate with uniform thickness and density (mass per unit volume) is to be rotated around an axle that is perpendicular to the plate face and through point O. The rotational inertia of the plate about that axle is measured with

27. ## PHYSICS

A yo-yo-shaped device mounted on a horizontal frictionless axis is used to lift a 19-kg box. The outer radius R of the device is 0.50 m, and the radius r of the hub is 0.20 m. When a constant horizontal force !@#\$%^&p of magnitude 154 N is applied to a

28. ## english

How rhetorical definitions, comparisons and explanations differ? These sites should provide you that information: This site is intended to help beginners, as well as experts, make sense of rhetoric, both on the small scale (definitions and examples of

29. ## biographies

In what ways were Vincent van Gogh's life remarkable? See the above site

30. ## biographies

In what ways were Vincent van Gogh's life despicable? This site should help you with that question. http://www.vangoghgallery.com/misc/bio.htm Thank you for using the Jiskha Homework Help Forum. In addition to the excellent site you already have, here are

31. ## science

what is an atomic mass unit? What are the approximate masses of the subatomic particles, expressed in atomic mass units? http://www.dummies.com/WileyCDA/DummiesArticle/id-1668.html

32. ## English

A-Polygamy should be legalized. B-The voting age should be lowered to sixteen. C-The prison system should give greater emphasis to the punishment of in mates than to their rehabilitation. D-Doctors and clinics should be required to notify parents of minors

33. ## science

hi guys I really need some help with my homework its so confusing here it is. 5.00g of glucose,C6H12O6, is dissolved in 500g of acetic acid. What is the new freezing point and boiling point for the solution? Kf,acetic acid = 3.90 Kb,acetic acid = 3.07

34. ## math

m

asked by patti help
35. ## chem

I am posed with a question which, in order to be solved, needs the Van't Hoff Factor of ethylene glycol. Some research has shown me that ethylene glycol is an electrolyte, but I don't know how it dissociates in water. Any help would be appreciated. It is

36. ## Chemistry

Calculate the freezing point depression and osmotic pressure at 25 degrees C of an aqueous solution of 1.0 g/L of a protein (mol wt= 90,000) if the density of the solution is 1.0 g/mL. I know how to calculate freezing point depression and osmotic pressure,

37. ## English

Are the words "To Whom It May Cornern" all capitalized in a letter? Is that statement followed by a colon (:) or semi-colon (;)? Yes. But that is the last resort on a letter, it ought to be addressed to the person whom you intend to read it. To Whom It May

38. ## sciencie

what are the two requirements can matter exist at absolute zero Absolute zero means that there is NO heat. Even an electron moving around its nucleus generates heat, although it is minimal. The requirements you are seeking are for what? If you respond to

39. ## sciencie

what are the two requirements of matter and can matter exist at absolute zero You just need to post a question once. Repeated posts will not get a quicker response, and they distract tutors from other posts that they could be answering. I hope this helps.

40. ## Bus law

In 1991 the Tailhook Association (mostly male military aviators) hosted their annual convention at the Las Vegas Hilton Hotel, despite the fact that they had known that during previous Tailhook conventions rowdy men in the hotel hallways had accosted young

I need current human rights issues in Canada... and google doesnt help me!! Does anybody have any suggestions? Thank you for using the Jiskha Homework Help Forum. Reuter's always has news from every country. Here are some to try: 1.

42. ## PHYSICS

Particles 1 and 2, each of mass m, are attached to the ends of a rigid massless rod of length L1 + L2, with L1 = 19 cm and L2 = 75 cm. The rod is held horizontally on the fulcrum and then released. What is the magnitude of the initial acceleration of

43. ## u.s government

how does freedom and democracy changed overtime in the united states? When we first became a country, only white males could vote and enjoy full citizenship. Today, everyone over age 18 can vote and are full citizens.

44. ## math

In most businesses, increasing prices of products can negatively impact the number of customers. A bus company in a small town has an average number of riders of 800 per day. The bus company charges \$2.25 for a ride. They conducted a survey of their

45. ## math, correction plz

Can someone correct these for me.PLZ Problem#1 Directions solve equation ãx+4 = 3 My answer: x = 5 Probelm #2 Directions solve equation ã(4x+1) + 3 = 0 My answer x = 2 Problem #3 Directions solve equation ã(2y+7)+4=y My answer y= 1 and y = 9 the

46. ## math correction

Problem#1 Find the length x in each triangle. Express your answer in simplified radical form. Leg 1 = 8 hypotenuse = 10 leg 2 = x My answer is: x = ã27 Problem #2 Geometry. For the home described in exercise 15, if the roof is 7 m from peak to eave and

47. ## Social Studies

I'm doing a cruise project for geography, and I'm trying to look for a map of a cruise route from California to Japan. Help plz! Much thanks to those who help.

48. ## math,correction

Problem #1 Simplify by combining like terms. xã(18) -3ã(8x^2) My answer: -3xã(2) Problem #2 Simplify each radical expression. (ã(3) + 5)(ã(3) - 3) My answer: -12 see my previous post, don't understand your symbol ã sorry they are radicals

49. ## math,correction

Find length x in each triangle. Express your answer in simplified radical form. leg 1 = 8 leg 2 = x hypotenuse = 12 MY answer: so x = ã80 I got √80 or appr. 8.94 yes the symbol is a radical. also since the directions say to leave as a radical form

50. ## Math

At a fair run by a local charity organization, it costs 50 cents to try one’s luck in drawing an ace from a deck of 52 playing cards. What is the expected profit per customer, if they pay \$4 if and only if a person draws an ace? The probability of

51. ## chemistry

How many grams of NaCl should be added to 250 grams of water to make a 0.40 m solution? I got 19 grams. this is how I got it. first I found the mass of water = 18g then I converted that to mols 18/250 = .0072. I subtracted 0.072 - 0.40 = 0.328 I found the