# Questions Asked onNovember 13, 2006

1. ## Subliming a substance

Question: A substance has a vapor pressure of 50 mmHg at the melting point (100C). Describe how you would experimentally sublime that substance. My answer: I would put the substance in a sidearm test tube apparatus, put ice in the smaller tube and apply

2. ## ??????????!!!!!!!!!!!!!!!!!

Hello! I am a new teacher and was wondering what great websites I can go on to find free worksheets, bulletin board themes, etc. for pre-k! I know it's not homework, but it just seems that there isnt a lot of good websites (well, that I cant find! ;))

As an interested bystander, let me add just one bit to the replies and counter responses. It IS NOT correct Internet behaviour to post full name, address, etc etc. Predators are everywhere. Student's should not use their real name (first name is OK) but

4. ## Phase

http://en.wikipedia.org/wiki/Melting_point Question: A solid substance has a vapor pressure of 100 mmHg at the melting point (100C). Assuming an atmospheric pressure of 760 mmHg, describe the behavior of this solid as the temperature is raised from room

5. ## SCIENCE

Please don't do that again or you will be banned from this forum.Your question is pretty vague. What observation table are you using? There are thousands of different types of data tables. Is it in Microsoft Excel? Give more details. Try reposting your

6. ## Physics

In the process of changing a flat tire, a motorist uses a hydraulic jack. She begins by applying a force of 49 N to the input piston, which has a radius r1. As a result, the output plunger, which has a radius r2, applies a force to the car. The ratio r2/r1

7. ## Math(Unit Rate)

If 20 units= 10kg whats the unit rate? http://www.eduplace.com/math/mathsteps/6/e/ is that your gf? "sam"???? 20/10 reduce,= 2/1 divide,=.5 Kg/unit calculate the unit rate what dose this mean Find each unit rate. \$112 in 8 hours

8. ## Algebra!!

Six pears and three apples cost \$3.90. Two pears and five apples cost \$3.30. How much does one pear cost? Hint: You have two unknowns (variables), so you need two equations. Write one equation for each situation and solve the system of equations. (1): Six

9. ## macro economy

December 1994 a man in ohio deposited all of the 8 million pennies He had been saving for 65 year(his deposit weghed 48000 pounds) with reserve requirement of 55 what will be the cumulative change to the baking system? a)transaction deposit b)Total

10. ## physics

A horse pulls a barge down a canal. The horse pulls on the rope with a force of 7900 N at an angle of 18 degrees to the direction of motion of the barge, which is heading straigt along the canal. The mass of the barge is 9500kg and its acceleration is

11. ## physics

A 1580 kg car is traveling with a speed of 15.0 m/s. What is the magnitude of the horizontal net force that is required to bring the car to a halt in a distance of 50.0 m? Calculate the kinetic energy: E_{k} = 1/2 m v^2 Then use that The work performed by

12. ## Microbiology

What is the diferece between a partial diploid clone and a partial diploid cell?

13. ## physics

A horse pulls a barge down a canal. The horse pulls on the rope with a force of 7900 N at an angle of 18 degrees to the direction of motion of the barge, which is heading straigt along the canal. The mass of the barge is 9500kg and its acceleration is

14. ## physics

A lamp hangs vertically from a cord in a descending elevator that declerates at 2.4m/s^2 a) if the tension in the cord is 89N what is the lamp's mass? b) what is the cord's tension when the elevator is ascends with an upward acceleration of 2.4m/s^2? I

15. ## HAMLET ACT I, SCENE III

2. Polonius enters and offers Laertes a “few precepts”. Many of them have become quite well known over the past four hundred years. As soon as Laertes leaves, Polonius become very inquisitive. When Ophelia tells him the gist of Laertes’s advice, he

16. ## math

Help! I am gettting a C in math and I am so cofussed! How do I study better but have fun while I do it? I love math, I take it as a game, I take the #'s and use their equations. I know you might not like problem solving q?, but try to get a tutor & I know

17. ## GOVERNMENT HELP

An unreasonable tax classification would be one aimed exclusively at: smokers, beer drinkers, people over 65, or insurance policy holders So, do you have a question?

18. ## Unit rate

100 into 40 in 5 hrs http://www.eduplace.com/math/mathsteps/6/e/ 500 A 6 pack of juice boxes costs \$3.99, A 24 pack costs 9.99, A 12 pack costs \$5.99. What is the least expensive way to do this? What do 158 juice boxes cost? Explain it A 6 pack of juice

19. ## spelling

in alphabetical order which comes first brothers brother's? I don't know, but I added new folders with those titles to my hard drive, which arranges the folders alphabetically. It put "brother's" first. I hope this helps. Thanks for asking.

20. ## physics

An elevator with a wieght of 27.8 kN is given an upward acceleration of 1.22 m/s^2 by a cable. a) what is the tension in the cable. b) what is the tension when the elevator is declerating at the rate of 1.22m/s^2 but is still moving upwards? what exactly

21. ## physics

Three bolocks are connected(mass_1 on the left connected to mass_2 with a string which is T_1. Mass_2 is connected to Mass_3 with a string, T_2. the force is holding on to T_3 which is connected to mass_3) and pulled to the right on a horizontal

22. ## Science. plz help!!

What is the physical and chemical characteristics of the element neon? p.s- a really need help i'm not joking. oh yeah and thank you for your time! I think I answered this last night but it may not have been your question. Anyway, go to www.webelements.com

What was Bean's consideration in this alleged contract? Hall sponsored a boat race in which the first prize was advertised as 1 14-foot boat trailer and 20-horsepower motor. After verifying with Hall that the prises advertised were correct, Bean entered

24. ## Economics

The marginal tax rate is defined as the extra taxes paid on additional income divided by the increase in income. Calculate the marginal tax rate for the proportional tax system as income rises from \$50,000 to \$100,000. Calculate the marginal tax rate as

25. ## social studies

Are the symboles of dimocracy important? should the government make more effort to maintain and explainthese symboles? What symbols of democracy? I can think of no symbols that are unique to democracies except a voter registration card, and even some non

26. ## Algebra!

Six pears and three apples cost \$3.90. Two pears and five apples cost \$3.30. How much does one pear cost? Hint: You have two unknowns (variables), so you need two equations. Write one equation for each situation and solve the system of equations. See

27. ## Social Studies

Facts about Georgia. How do we persuade peolpe to come to a colony in the early days? Thank you In Georgia, many were in prison in England: They were given a choice to stay in prison or go to the colonies. I have that. What I need to do is create an

28. ## ENGLISH VERBS

WHAT ARE THE VERBS IN THE FOLLOWING SENTENCE: THE GIRL WAS NEVER ON TIME FOR SCHOOL. There is only one verb in that sentence: was. Here is a good webpage that can help you with verbs: http://members.cox.net/lenco1/grammarpractice/verbs/verb.htm =)

29. ## social studies

squanto and samoset helped the pilgrams at plymouth make a treaty with http://members.aol.com/calebj/squanto.html squanto grew up a member of which tribe? what where the basics of georgia

30. ## SCIENCE-HELP! IM RUNNING OUTTA TIME--ASAP!

There is no need to post questions more than once. Please keep in mind that all teachers here are volunteers and are not online all the time. Please have patience and wait for a science teacher to help you.

31. ## physics

A section of an alpne cable-car system has a maximum permissible mass of each car with occupants in 2800kg. The cars riding on a support calbe ar pulled by a second cable attached to each pylon(support tower); assume the cables are straight. What is the

32. ## algebra

this is what u do on your first problem....first u take out the greatest common factor that would go into all of them... 4n^2-20n+24...now what number will go into all of them...well 4 will...4 will go into 4,20,and 24...so. it would be like

33. ## Calculus

For what values of p>0 does the series Riemann Sum [n=1 to infinity] 1/ [n(ln n) (ln(ln n))^p] converge and for what values does it diverge? You need to let the summation start at n = 3 to avoid the singularity at n = 1 (although you can formally take

34. ## science

what is the difference between a two dimensional and a three dimensional map? http://en.wikipedia.org/wiki/Relief_map

35. ## PLANET MERCURY-science

wut color is the planet mercury? is it orange or gray? The color of Mercury is always described as leaden in books source http://www.mindspring.com/~jeffpo/innbody.htm www.nrao.edu/~smyers/courses/astro11/L18.html That is a color photograph.

36. ## science

I have to write a persuasive paragraph on the following question: What should be the job of a scientist?Pick one to argue: a) Create more synthetic substances. Fore example: synthetic elements, genetically modified food b) Study substances that naturally

37. ## physics

An elevator with a wieght of 27.8 kN is given an upward acceleration of 1.22 m/s^2 by a cable. a) what is the tension in the cable. b) what is the tension when the elevator is declerating at the rate of 1.22m/s^2 but is still moving upwards? what exactly

38. ## Science

Write a meaningful sentence using the words: covlent,atoms,sharing. You probably mean "covalent", not "cvlent". You write the meaningful sentence; we will be glad to critique it.

39. ## unscrambling word

Looks like parade to me. what is this word here are the letter dapear http://www.ssynth.co.uk/~gay/anagram.html That is an easy to use word solver. Paste or type in the letters, and solve! what is the spanish word

40. ## Grammar

http://www.chompchomp.com/terms/verb.htm Scroll down to the sections on Action Verbs and Linking Verbs. The explanations are really good and there are LOTS of examples to help you understand each term better. Predicate nouns and adjectives are just what

41. ## Science

Give us the figures. Density is equal to mass over volume. D= M --- V To get mass you weigh the object. To get volume you either measure it depending on its shape eg. round, square. etc. or you submerge it in a graduated cylinder and measure the

42. ## science/chemistry

I have to write a persuasive paragraph on the following question: What should be the job of a scientist?Pick one to argue: a) Create more synthetic substances. Fore example: synthetic elements, genetically modified food b) Study substances that naturally

43. ## science

Explain how evaporation occurs? http://en.wikipedia.org/wiki/Evaporate

44. ## Pre-Calculus

How would you graph y= x^3 +1? I know the slope for the equation is y'= 3X^2. assign numbers to x and solve for y to get the poins. Then graph. Examples: x=1 then y=2 if x=0 then y=1 if x=2 then y=9

45. ## Fossil fuels and Society

if u were a kid and u woke up one day to find out that all the fossil fuels in the world were gone how would u survive the day. need some ideas You would have no electricity, no bus, no auto, no school bells. No lights, no running water, and no telephone.

46. ## social studies

How old was george washington when he died You can always find this type of information by searching the person's name at www.biography.com http://www.biography.com/search/article.do?id=9524786 =)

47. ## Science

write a meaningful sentence using the words: metallic, grand, electron Free electrons make metallic bonds, and in the world of metallurgy, these metallic bonds form the grand characteristics of metals: tensile strength, ductility, and conduction.

48. ## physics

Two factors: 1) the weight of the car is now partially down the cable, it adds to tension: mgsinTheta is the component of weight pulling back on the cable. 2) going up you have mass*acceleration. Total tension: ma +mgsinTheta check my thinking, draw a

49. ## Music

I was wondering is the form of the string quartet's first movement usually sonata-allegro form? Yes, and the same applies to all movements. See http://en.wikipedia.org/wiki/Sonata_form#Sonata_form_and_other_musical_forms

50. ## website research help

hi can i get i a specific website of functions of congress. i looked a t google and i found some sites, but they were all scattered around (the info) so please i need help. so can you help me find a diagram of a how a bill becomes a law.

51. ## GOVERNMENT HELP

The form of law enacted both by the people, through referendum or initiative, and by legislative bodies is called: constitutinal law, statutory law, common law read each and decide http://en.wikipedia.org/wiki/Non-statutory_law

52. ## science

Explain why condensation forms on a glass containing a cold drink? http://en.wikipedia.org/wiki/Condensation Warm atmosphere around the glass causes the vapors in the air to turn to liquid. First, plot some of the data to get an idea of distances and

53. ## math

Factor each expression completely: 18b²+24b-10 Thanks in advance. factor out a two first, then 2*(9b^2 + 12b -5) 2(3b+5)(3b-1)

54. ## Calculus

Great! I understand now that C0=f(a) c1=f'(a) c2=f"(a)/2 Now, If I am to find the parabolization of the equation x^2-x at x=2, then c0=x^2-x=2^2-2=2 c1=2x-1=2(2)-1=3 c2=2/2=1 So, the equation (taken from c0+c1(x-a)+c2(x-a)^2) is >> 2+3(x-2)+1(x-2)^2?? Is

55. ## physics in a way

If you break a raw egg, why can't you put it back together? using relations to entropy and the 2nd law of termodynamics I am not certain of any physical laws that prohibit it. The 2nd law will require that energy be added in order to make up for the

how does the government tries to reform the juvenile offenders? Please let us know to what book you are referring.

57. ## history

im reading the book kinf arthur i need help! who did launcelot marry? You can find that at the following site: http://en.wikipedia.org/wiki/Lancelot

58. ## science

I have to write a persuasive paragraph on the following question: What should be the job of a scientist?

59. ## HAMLET!!!

How are the ghost’s entrances made impressive? Look at the lines of whoever's speaking just before the ghost appears each time. What is the topic of discussion? Are there any consistencies in this for the two times the ghost appears? ??

60. ## precalculus

graph y=sin(x-pie/4) (couldn't find pie sign on my keyboard) Use 3.1459 We can't draw graphs for you here, but you can certainly make a table of values of x and corresponding values of y, and draw the graph yourself. you might save a little time by

61. ## science

How do you use the metric system? You use if for weighing, measuring length, measuring volume, and many other things. If you have a specific question, post it. How do you use it? for instance... 1000mg=(blank)grams and how do you figure it out? You

62. ## algebra 1

the sum of a & b is twice as big as n That statementcan be written as the equation (a+b) = 2 n Are there any more parts to your question? It is not possible to say what a, b or n is, exactly. The equation is a relationship between the three numbers.

63. ## macro economy

Assume the fallowing date describe the condition the bankercy systemTotal reserve 200 billions Transaction deposit 800 billion Cash held by public 100 billion by public reserve requirmend .20 1)How large is m 2) How large reserve requirement? 3) How large

64. ## Theology

How can free will be compatible with predestination, when they hold two different views of creaiton? Free will, that God created almost everything, and predestination, that he created everything. Free will and predestination are not compatible. The

65. ## Geography

I need to do a report on the Mediterranean. I need to know the growing seasons and animals in the Mediterranean. PLEASE HELP ME!!! "Mediterranean type of climate where plant growth occurs during the winter and dormancy during the summer. " You can find

66. ## English Composition

I am having difficulty writing my essay with collective thoughts that aren't so jumbbled as to the: thesis statement keeping the structure; introduction, body and conclusion.

67. ## History

This should help you with that question. http://en.wikipedia.org/wiki/French_Revolution#Causes For the French Revolution, which of these events helped contribute to the rise of democracy? -the meeting of the estates general -the tennis court oath -the

68. ## science

What provides a pathway to drain excess charge? a ground i don't know! i need the answer too!!! what provides a pathway to drain excess charge?

69. ## math

With rational numbers how do you you subtract the negatives? You see a wallet for \$5.97. If you wish to have 3 initials engraved on it for 25 cents each, how muchwill the wallet cost? You see a wallet for \$5.97. If you wish to have 3 initials engraved on

70. ## Geography

what is the name of the city that is the capital of Washington? I'm not sure if they mean Washington D.C or not? Thank you! http://en.wikipedia.org/wiki/Washington,_D.C. Or http://en.wikipedia.org/wiki/Washington and scroll down to the green table D.C. is

71. ## social studies

What are two of the great building achivements of the Indus River Valley? http://en.wikipedia.org/wiki/Tarbela_Dam http://www.harappa.com/bremner/al4.html

72. ## Ohhh Nooo

if u were a kid and u woke up one day to find out that all the fossil fuels in the world were gone how would u survive the day. need some ideas First: PUt this subject matter in the subject box: it directs the right teachers to the question. Thanks. no 1

73. ## Science

Write a meaningful sentence using the words: metallic grand electron. Use these terms as key words for a search. Even though this is not my area of expertise, I did. http://prola.aps.org/abstract/PR/v130/i5/p1703_1 (Broken Link Removed)

74. ## math

To find the area, but the easiest approach is using Brahmagupta’ s formula1: If a quadrilateral of side lengths a, b, c, d can be inscribed in a circle, then its area is given by A = sqrt, where s = (a + b + c + d)/2 In this case, a = 2*radius You know b

75. ## Social Studies

What references in the muslim accounts particularly suggest a distain for European backwardness? What is the jealousy passage all about: given Muslim (and Christian) views about men's rights concerning women, why was this probably a backhand insult,

76. ## environmental science

What are the causes of wildlife extinction? I know that humans are the main reason but i am looking on more in the deforestation as a main cause but not sure how to explain it.needing to be able to explain this to a ten year old fifth grader. any

77. ## inverse

Find x when x ix (-(-x)

78. ## physics

Three bolocks are connected(mass_1 on the left connected to mass_2 with a string which is T_1. Mass_2 is connected to Mass_3 with a string, T_2. the force is holding on to T_3 which is connected to mass_3) and pulled to the right on a horizontal

79. ## Science

I have to write a persuasive paragraph on the following question: What should be the job of a scientist?

80. ## Spanish

Hey can someone please proofread my Spanish? Thank you. SPANISH: El trabajo artístico que escogí para la entrevista oral está por Garry Winogrand. Winogrand era un fotógrafo de la calle en la década de los 60 y la década de los 70. El nacía en 1928

81. ## algebra 1

v(v-3)= v^2+6 Does any one know if this is in the quadratic form or not The v^2 means v second power No it is not. Please read: http://www.wtamu.edu/academic/anns/mps/math/mathlab/col_algebra/col_alg_tut20_quadform.htm

82. ## HELP!!!

If gCrisis,h as the families call this center, puts a visitor in mind of a safe haven, it is nearly the last haven one will find. What does this sentence mean? I am confusing to understand it... Please tell me. One mile is 5280.How many feet is five

83. ## math??

What is 4 to the 8th power? paste this in the google search window: 4^8= 65536 thanks but rc

84. ## Project Management

I am confused, I would appreciate any help you could give. Would PowerPoint and excel be called project planning tools (or) would project managemetn charts such as: Gantt and Pert. I am to find two project planning tools and describe and give an example

85. ## computer probblem!!!

anybody know why my computer wont completely download...it stops in the middle of the download!!! I suggest discuss this with your parents. parent??? i am the parent..lolol I don't know what's causing this problem. Who can really tell what's going on

I need to write a paragraph on Identifying the demographics and characteristics of my customer( or consumer). What the customer needs will my product attempt to meet? My product or business is a shoe company that sells for all ages and all shoes sizes.

87. ## Social Studies

I need a website to find info on the Meditteranean Thanks http://en.wikipedia.org/wiki/Mediterranean_Sea From here you can click on History, Geography and Climate, and other areas of interest. http://iam.classics.unc.edu/ =)

88. ## computers

how do I tell the main difference between simm and dimm in electronic and physical? Also I don't know the question of "explain an upgrade to a Compaq R4000 computer to the maximum amount of memory. It currently contains two 512M modules."

89. ## Grammar

To writeacher, Can you please explain what you refer to the following: The following sentences need to be under the rule of Punctuation within sentences-hyphen. If the sentences need no change i have to write no change. 7. You will need to write both

90. ## Science Meiosis

When plants such as Strwberries reproduce by sending runners, they reproduce without sex cell? true or false? First read: http://en.wikipedia.org/wiki/Asexual_reproduction

91. ## Mercury

is mercury gray or a orange? neither It is metalic. I guess grey is by far the closest though. I think it's silver!!! Are you talking about the metal or the planet? Since neither is not my area of expertise, I searched Google under the key words "mercury

92. ## science

please i need help under this comment is the question thanks Answered below.

93. ## precalculus

graphing y=sin(x-pie/4) what are the first 5 x values of the graph ? I would do x= 0 PI/4 PI/2 3PI/4 PI

94. ## precalculus

graphing y=sin(x-pie/4) what are the first 5 x values of the graph ? We will get to you when the person comes online, please be patient, and ry to do soe work on your own, just don't ask for every single answer! :) try to do it by yourself ;) ~Ms.Sue~ :)

95. ## English

I need to know the phonetic spelling of the name of the African God known as Sagbata. He was the god of smallpox. Yoruba It looks like Sagbata is spelled phonetically. You could check this site for a different spelling (and another name) for this god.

I need to write a paragraph on Identifying the demographics and characteristics of my customer( or consumer). What the customer needs will my product attempt to meet? My product or business is a shoe company that sells for all ages and all shoes sizes.

97. ## Geography

How do myou survive at a desert?? The following sites have information on Desert Survival: http://www.azuswebworks.com/az/desertsurvival/index.html http://www.wilderness-survival.net/chp13.php http://phoenix.gov/fire/desert.html

98. ## firms

what are 3 disadvantages of firms merging? Sometimes when firms merge, the company is simply too large or diverse for the management to handle. Sometimes the profits from one of the businesses don't increase as fast as was originally expected. Also --

99. ## English Composition

I am having difficulty writing my essay with collective thoughts that aren't so jumbbled as to the: thesis statement keeping the structure; introduction, body and conclusion. This is absolutely the best site on the internet for helping organize and write

100. ## social studies

person whogives to a business or project hopeing to make a profit investor

101. ## math

-8 2/3 - -5 1/3 How would you set up? Go here and scroll to 4 http://www.themathpage.com/ARITH/add-fractions-subtract-fractions-1.htm the answer would be -3 1/3

102. ## english!

what does "literature of uncertainty" mean? Can you please give us the context for this phrase. Was it related to a particular subject? We need more information to begin to help you.