# Questions Asked onApril 29, 2009

1. ## Math Word Problem

A cross section of a nuclear cooling tower is a hyperbola with equation x^2/90^2-y^2/130^2=1. The tower is 450ft tall and the distance from the top of the tower to the center of the hyperbola is half the distance from the base of the tower to the center of

Use an integer to represent each situation. earned \$100 800 ft gain in elevation 12 below 0 c 4 above 0 F a debt of \$25 lost 5 pounds

3. ## spanish-REPOST

here is the question i posted earlier: i don't get this, isn't the question asking which sport uses a ball? don't they all? ¿Para qué deportes se necesita un balón? a. el fútbol, el básquetbol y el hockey b. el tenis, el béisbol y el golf c. el

4. ## chemistry

the net ionic equation of the ionization of HClO3 in water

5. ## math

Use an integer to represent each situation. earned \$100 12 below 0C 800 ft gain in elevation a debt of \$25 4 above 0 f lost 5 pounds

6. ## math

5 times the opposite of a number was 56 less than 2 times the number. What is the number?

Discuss the suitability of the various sources of finance a large business might use when replacing old machinery.

8. ## NOVEL

In The Call of the Wild, the supplies brought on the sled of Hal, Charles, and Mercedes, taken symbolically, represent

9. ## statistics

find the value for the correlation coefficient r. x 5 1 4 2 3 y 5 10 12 4 8

10. ## history

choose one problem in your community that troubles you--for exampple, homelessness, air or water pollution, substance abuse, or toxic waste disposal. Discuss the problem with famiy, friends, and neighbors to get ideas for dealing with it. Write a one-page

11. ## Math

Write the opposite of each integer. -10 -21 14 0 13 -8 150 -1

12. ## English - Research Report

Typhoons in the Philippines: Durian (Our English teacher said something about the thesis statement, and I know what that is, except that she told us to put the thesis statement in our title? So does that mean we include it, or is our thesis statement our

13. ## Psychology

I have to find a famous person with a personality disorder and I am having a hard time finding famous people with a personality disorder, one that is legitate, can someone help?

14. ## Trigonometry

Smalltown, latitude 53.6 degrees N, lies directly north of Bigville, latitude 38.6 degrees N. Give the distance between the two cities. (Hint: The earth's radius is about 3,960 miles.) This is a question similar to what will be on my test tomorrow. I'd

15. ## Compensation

How would the compensation system change if the minumum wage provision of the Fair Labot Standards Act of 1938 were replaced?

16. ## to: SraJMcGin

THANKS SO MUCH FOR ALL YOUR HELP!

17. ## English grammar

Are both cardinal numbers and ordinal numbers quantifiers? I looked up quantifiers on the Internet. Would you let me know a good website for the explanation about quantifiers?

18. ## spelling

whats the analogie that goes with brush that starts with scr spr str or thr?

19. ## Algebra

Factor. 14x^4 - 19x^3 - 3x^2 I am having a little trouble with this one. Please help if you can! Thank you! :-)

20. ## science (motion)

You are walking toward the back of a bus that is moving forward with a constant velocity. Describe your motion relative to the bus and relative to a point on the ground. A car travels at an average speed of 30 m/s for .8 h. Find the total distance traveled

21. ## Chemistry

A sample of an ideal gas in a closed container (3.00 L) at 25.0 degrees C is heated to 300 degrees C. What is the pressure of the gas at this temperature? Do I use P1/T1=P2/T2? I was told to use that, but I don't know what pressure is. Sorry, I posted this

22. ## Chem

Why does H2O + Sugar have a higher boiling point than Water? I said that H20 + Sugar has a solute of sugar which absorbs some of the heat when boiled. Is that correct?

23. ## Psychology

How to study, get good grades, and complete a degree in psychology?

24. ## Boiling point

You add 2g of sugar into 23mL of water. Estimate the boiling point. I would say its above 100 since waters boiling point is 100. So maybe 120?

25. ## Pre Algebra

5x-y=6 what is the equation in slope intercept form?

26. ## Social Studies

Will products that are important to us and that have no close substitutes have elastic or inelastic demand? Is the answer inelastic??

27. ## Chemistry

I need help with the following problem: A fabric remnant from a burial site had a 14 C:12 C ratio of 0.838 of the original value. How old is the fabric? (half-life of 14 C = 5370 years)

28. ## college chemistry - molarity question

My textbook doesn't show me how to do problems like the following, and I'm having a hard time finding similar problems online. Most of the molarity problems I'm finding involve mixing a substance with water, but these involve mixing moles of substances

29. ## french

The place that you're going to go to is the park. L'endroit que vous irez est le parc. A French corrector indicated that I need a "y" in front of the verb, which is irez, why? Thanks in advance.

30. ## Science

Why do astronomers need to use special methods to detect star systems?

31. ## Accounting

Select a management function (planning, directing and motivating, or controlling) and explain how that function relates to business as a whole

32. ## Math

I'm doing some word problems on finding the areas of rectangles, its just like all complicated. I don't understand how to do them. For example: A square field had 3 m added to its length and 2m added to its width. The area is 90 m2(squared). Find the

33. ## chemistry

What is a disadvantage of using pH indicators?

34. ## trig

Give the measure of the acute angle with each given value to the nearest tenth of a degree. cos A = 0.1 (84.3 degrees) sec D = 1.8 (65.3 degrees) That is all it gives :( How would I go about solving this?

35. ## French

Can someone please check my work? On weekends, people go to different places. Read what the following people like to do. Then say where each one is going by choosing an appropriate place from the list. Use the appropriate forms of aller à. piscine,

36. ## Chemistry

A sample of an ideal gas in a closed container (3.00 L) at 25.0 degrees C is heated to 300 degrees C. What is the pressure of the gas at this temperature? Do I use P1/T1=P2/T2? I was told to use that, but I don't know what pressure is. Thanks

37. ## Venus (URGENT)

Okay, i'm doing this Planetary tourism brochure assignment. I have to make a brochure about the planet. What are some special natural features and attractions on Venus. (special moutains, craters, canyons, surface spots.) Be creative in your descriptions,

38. ## spanish

"¿Cuándo _____ la última vez que levantaste pesas?" "Le semana pasada con mi entrenadora." a. estuvo b. fuiste c. hizo d. fue i don't understand the question fully but it talks about lifting weights. last week with my coach...? i don't know what the

Discuss the extent to which a hotel manager might improve workers' motivation by re-designing their jobs. (12 marks).

40. ## Literature

I have an essay for Romeo and Juliet, asking if Friar Laurence should be punished for his involvement in the marriage. I said that he shouldn't be punsihed because he was trying to end the feud and that Romeo and Juliet would have still be together even if

41. ## Social Studies

History of the conflict between Pakistan and India?

42. ## Social Studies

Comparing Buddhism,Hinduism,and Islam

43. ## Social Studies

What's south asia art,architecture,and culture?

44. ## English

1. It's only five minutes' walk. 2. It's only within five minutes' walk. 3. It's only in five minutes' walk. (Are they all correct?) 4. The naughty boy laughed at the handicapped. 5. The naughty boy made a fool of the handicapped. 6. The naughty boy made

45. ## Algebra

How do you solve this inequality, -3y>-x-15?

46. ## English

1. He works over time on the weekend. 2. He works over time over the weekend. 3. He works over time during the weekend. 4. He works over time this weekend. 5. He works over time this coming weekend. 6. He worked over time last weekend. (Are they all

47. ## English

1. What is the difference between 'scarf' and 'muffler'? 2. Stir the egg in the container. 3. Mince the three gingers on the cutting board. 4. Slice three pieces of garlic on the chopping board. 5. Dice the radish into many pieces on the cutting board.

48. ## chem

A solution of Acetic acid has a light red color in the presense of the indicator orange IV. When sodium acetate is added to the solution, the color changes to yellow. Explain the reaction which causes the color change. I have no idea. Does it have to do

49. ## non-fiction

What did Thoreau have in common with John Thornton in The Call of the Wild

50. ## chemistry

what is the net ionic equation for calcuim chloride + sodium carbonate

51. ## chemistry

I have to draw the QMM of CL2C2. For the Lewis structure i think that the two C ayoms form a triple bond and the Cl atoms form single bonds. Therefore i think that the central C atom hybridizes into sp. if this is correct, my question is how do i know

52. ## chemistry

What is the pH of the solution created by combining 2.80 mL of the 0.10 M NaOH(aq) with 8.00 mL of the 0.10 M HC2H3O2(aq)? I got 1.3. is that correct?

53. ## novel

If an author is skillful at representing the point of view and attitudes of a hobo, a nurse, a corporate CEO, and a variety of other diverse characters, the author is demonstrating A. first person reporting. B. dramatic irony. C. negative capability. D.

54. ## english

Which of the words printed in italics in the following sentences is most likely to convey a denotative meaning

55. ## spanish

is this correct? "De pequeño, ¿dónde jugabas?" Jugaba en _____. a. la muñeca b. el pez c. la cuerda d. el patio de recreo D?

56. ## spanish

is this correct? "De pequeña, ¿eras traviesa?" "no, era muy _____." a. consentida b. desobediente c. bien educada d. mala C?

57. ## Genetics

How could you use a reporter gene to see if a certain gene was an activator for an operon? Would you insert the reporter in front of the operon? Or with the activator gene?

58. ## chemistry!

how could i use 13Cn.m.r spectroscopy to distinguish between the ketone and the alcohol?

59. ## math

Simplify and show: 2a-6(10a)-5a^2(2) ----------------- (2a-6)^2 This is my work but its not right. 10a-10a^2 -------- 2a-6 Then solve for a by setting numerator to zero. so I got this... 10a-10a^2=0 10a(1-a)=0 a=0, a=1 My book says a=0, or a=6 why didn't I

Okay I am doing a report on Thurgood Marshall. I am to a part where I am writing a little about his presidential nominations. Please help me on this! What exactly is a second court of appeals judge's job? What about a Supreme Court Justice? I am trying to

61. ## spanish

is this correct? "¿Cuál era tu actividad favorita cuando eras niño?" "Me gustaba _____ en tricicle." a. montar b. llorar c. coleccionar d. recordar A? -- to ride

62. ## algebra

find x and y intercept of a line through point (3,5) y-5=m(x-3) So I got this: y=mx+(5-3m) y incercept is (5-3m) but I don't know how to find the x intercept. Could someone help?

63. ## Social Studies

terrorism and the U.S War on Terror in South Aiaa

64. ## spanish

"¿Cómo estuvo la fiesta de disfraces anoche?" "Me aburrí mucho. Sólo vimos _____." a. música clásica-- classical music b. videos musicales-- music video? c. las damas-- checkers d. los esquíes-- ski B?

65. ## spanish

is this correct? "¿Tenían Uds. muchos animales cuando eran niños?" "¡Por supuesto! Teníamos _____." a. tortugas y vecinos b. pajaros y dinosaurios c. peces y columpios d. peces y tortugas B?--bird and dinosaur

66. ## spanish

"Vamos a jugar ajedrez." "No puedo. No _____ jugar." a. sabemos b. sé c. hago d. pido it's B or D?

67. ## MATH

find the area of a regular hexagon with an apothem of 9cm.give answer in simplified radical form?

68. ## spanish

so i tried doing this one: "¿Te gusta hascer rompecabezas?" "¡No! Hacer rompecabezas no es mi _____ favorita." a. liga b. crucigrama c. diversión d. campeona i know the first part of the question is asking, "Do you like to do jigsaw puzzles?" the answer

69. ## Algebra 1- 8th Grade

According to the 1990 Census, the population of the United States was 2.49 x 10^8. The cost of taking the census in 1990 was 2.6 x 10^9 dollars. How much did the census cost per person in the United States?

70. ## spanish

is this correct? "¿Es de tu hermano esa bicicleta?" "Sí, él me la _____." a. prestó b. soportó c. empató d. perdió A?

71. ## spanish

please just explain the question, "Tengo que levantar pesas con mi entrenador." "Entonces no vas a _____ con nosotros , ¿verdad?" ("want to lift weights with my coach... ... with us right?) that's alll i understand a. pedir prostado-- to borrow money from

72. ## french

est-ce que tu viens pour les vacances means what???

73. ## Social Studies

What's the climate,landforms,and vegetation of south asia

74. ## english

Did you know a famous animal-rights activist has criticized horseracing because of the dangers involved? 1b. Did you know a famous animal-rights activist have criticized horseracing because of the dangers involved? Subject-verb agreement 2a. Peer editing

75. ## chemistry

why is COCl2 polar a. different electronegativities b. nonsymmetric c. tetrahedral d. symmetric e. trigonal planar more than one can be chosen also wht is HCN polar a. nonsymmetric b. different electronegativities c. trigonal planar d. linear e. bent f.

76. ## CIS Design and Programming

Design a program that calculates the total amount of a meal purchased at a restaurant. The program should ask the user to enter the charge for the food, and then calculate the amount of a 15 percent tip and a 7 percent sales tax. Display each of the

77. ## Geography

Where can i go to get a map of the world during the civil war?

78. ## senior courses

this is a reply to Ms.Sue's question yesterday. my college and career goals are to do with Foods. cooking, culinary arts .. but i don't think that i can chose my next year (12th grade) courses according to that, can i? those are my plans for college right

79. ## Math

Divide 30 by half and add 10. What do you get? I think it is 70, but my friend disagrees. He thinks it's 12.

80. ## Social emergency

The agricultural revolution made us stop chasing our food because we started farming and it gave us free time. Now our free time helped us think of what we will do tomorrow. So which came after and so on. your choices: math,science, and literature trade

81. ## Science

What kind of tree do honeybees live in?

82. ## spanish

is this correct? "¿Qué hizo Ud. después de levantarse hoy?" "_____." a. me acosté, me cepillé los dientes yme vestí b. Me bañe, me cepillé los dientes y me sequé el pelo c. se acostó, se cepilló los dientes y desayunó d. se baño, se cepilló

83. ## DRBOB

help with below questions please and thank you

84. ## Science

What do coyotes eat?

85. ## spanish

you told me the meaning for thsi one "¿Qué _____ tú esta mañana?" "Me levanté, me bañe y me cepillé los dientes is the answer tuviste? or hiciste?

86. ## Science

What animals live in blackberry bushes?

We did a lab on fractional distillation and I am unsure what the three fractions were. I think the first one is ethanol, and the third one is water, but I'm unsure what the middle one is. Would it be an ethanol/water compound? What do you think it would

88. ## math

The roof of a fence rises 3 feet vetically, for every 5 feet it runs horizontally. What is the slope of the roof? It's the second time I'm posting this question and the first time I got an answer: 60%. [3/5] Is it right?

Write the opposite of each integer -10 -21 14 0 13 -8 150 -1

90. ## math

1. The x-intercept of the line is -3. The y-intercept of the line is 6. What us the slope of the line? 2. What is the equation in slope-intercept form of the linedescribed in Exercise 1?

91. ## world lit

define flashback in simple terms

92. ## Science

What do flies hide from?

93. ## Boiling point (DrBob)

If you add 2g of NaCl to 23mL of water, what is the boiling point? . 2 g/molar mass Salt = 58.4425 mole of salt delta T = Kb*m delta T = 0.512 x 0.23 = 0.113 or about 113 C. I tried to model this problem like you did, but I don't know if I did it

94. ## Quick French

Just checking if my articles are correct. le stade (masculine noun) le musée (masculine noun) le cinema (masculine noun) le restaurant (masculine noun) le conert (masculine noun) la plage (feminine noun) la bibliothèque (feminine noun) la piscine

95. ## math

Give examples of numbers that are integers and numbers that are not integers

96. ## chemistry

What is the basic physical principle that chromatoraphy is based upon?

97. ## science

wich gas released by cars does not pollute the air

98. ## civics

What would be an argument for public ownership of utilities?

99. ## Algebra 2 - Geometric Series

I need help evaluating the geometric infinite series. It's got the double zero thing over the E thing. 00 E(-1/2)^ n-1 (n=1)

100. ## Science

What animals live in or near poppy flowers?

101. ## world lit

Can you explain the difference between predicting and forshadowing and what they each mean?

102. ## chemistry

I have to draw the QMM of CL2C2. For the Lewis structure i think that the two C atoms form a triple bond and the Cl atoms form single bonds. Cl | C'triple bond'C | Cl Therefore i think that the central C atom hybridizes into sp. if this is correct, my

103. ## algebra 2

Find the equation of the line that passes through (-2,5) and (-6,-3)

104. ## Science

What do snakes eat?

105. ## Speach

I wrote a speech for someone and wanted an opinion on the speech.

106. ## math

Describe two diferent real-life situations that canbe represented by the integer-9. Match each integer with a point on the number line. M N P Q ___________________________ -6-5-4-3-2-1 0 1 2 3 4 5 6 -3 5 1 -4 I really don't understand this. PLEASE HELP ME!

107. ## algebra II

simplify 4 square root3 *5 square root 2 * 6 square root 12

108. ## pre calc need help

solve. 4x+2/3 - 3/4 = 1/2

109. ## DrBob22

Can you check my answer in the last boiling point topic I posted? Thanks.

110. ## Economics

Women are less likely to be member of labor unions because: A. Fewer women work in blue collar unionized industries. B. Women are less likely to pay union dues. C. More women work in agency shop situations. D. Women earn about 60 percent of what men earn

111. ## Pre Cal.

So I posted these...but no one answered them. Are they right? Solve 4sin^2 x + 4sqrt(2) cos x-6 = 0 for all real values of x. My answer: (pi/4)+2(pi)k, (7pi/4) + 2(pi)k Solve 2cos^2 x-5cosx+2=0 for principal values of x. My answer: 60 and 300 degrees

how many feet are in 3 yards

113. ## physics

A large open loop made of metal is constructed below a high voltage (AC) power line. a) Can this loop be used to draw power from the lines? Where would the energy come from and how would it work? b) If no one actually saw the loop, would the power company

MAtch each integer with a point on the number line. M N P Q ____________________________ -6-5-4-3-2-1 0 1 2 3 4 5 6 -3 5 1 -4

115. ## desoto

When the cell is not dividing dna is uncoiled into what

116. ## Economics

Explain two possible causes of Recession in an Economy using an AD/AS Diagram.

117. ## Math

How do you subtract fractions? How do you divide frations?

118. ## science

which appliance uses the larger current, a toaster or a desk lamp? Explain how you know.

119. ## math

write a letter of the alphabet that has parallel line segments in the square.

120. ## math./algebra

Simplify. 3 square root2(5square root 2 - 6 square root 12)

Which has the greater electrical resistance, filament in a light bulb or a copper conducting wire? Explain how you know.

122. ## English

The kid’s been delivering the paper for, how long? Three, four years maybe? And not once has she missed us.

123. ## algebra

inverse of y=(x+6)^3+3

124. ## science

What is a short circuit and why is it considered to be a safety hazard?

125. ## science

For a given voltage drop, what would happen to the electric current through the resistance if the value of the resistance was a.) Doubled b.) Halved c.) Five times as large

126. ## spanish

Answer affirmatively ?saludo vd al maestro al entrar en la clase? Si, ...

127. ## math

Can the remainder in division ever be equal to the divisor? please explain?

128. ## math

If you are finding the volume of a cylinder, but the cylinder has a base instead of a diameter or radius... what would you do?

129. ## algebra

solve 0.07-0.003x+0.2=1.02

130. ## science

i looked at it But i don't get it i look at it and it didn't help :( why don't i just go and fail

131. ## science

You are walking toward the back of a bus that is moving forward with a constant velocity. Describe your motion relative to the bus and relative to a point on the ground. if I am walking toward the back of the bus at the same velocity it is traveling,is it

132. ## science

Obtain the range of a projectile fired from ground on level ground from first principles?

133. ## chemistry

Which of the following elements would have the largest third ionization energy: K, Ca, Ga? What is third? Thanks in advance.

Factor. 0.25x^2 + 0.3x + 0.09 I am having some trouble with this one. Please help if you can. Thank you! :-)

135. ## Calculus

Find the volume of the solid obtained by rotating the region bounded by the given curves about the specified axis. y=x^2 x=y^2 about the axis x=–5

136. ## spanish

is this correct? "¿Qué vas a hacer este fin de semana?" "Quiero usar los _____ nuevos que compré la semana pasada, ¡pero no hay nieve!" a. casetes b. esquíes c. bolos d. crucigramas B?

Can you please help me on what is their stake in the ethics case of The Dilemma of an Accountant. And if you can give me some suggestions on what the impacted of my decision to have him turn in his boss and to file a grievence with the accoutning board.

138. ## spanish

please translate in english the question and the answer choices. "¿Fueron Paula y Marta al partido de hocky?" "No pudieron ir porque _____." a. se bañaron temprano b. no se peinaron c. se secaron bien el pelo d. se levantaron tarde thanks

139. ## science

which has a greater electrical resistance, a filament in a light bulb or a copper conducting wire.and how do you know this?

140. ## Chemistry

According to the principle of electrical neutrality, a water sample must have the same number of anions and cations. Assuming that a water sample contains 40 mg/L of chloride, 100 mg/L sulfate, and 10 mg/L nitrate, estimate the maximum amount (in mg/L) of

141. ## science

You are walking toward the back of a bus that is moving forward with a constant velocity. Describe your motion relative to the bus and relative to a point on the ground. if I am walking toward the back of the bus at the same velocity it is traveling,is it

143. ## Math Word Problem

A carpenter is cutting a 3ft by 4ft elliptical sign from a 3ft by 4ft piece of plywood. The ellipse will be drawn using a string attached to the board at the foci of the ellipse. A)How far from the ends of the board should the string be attached? B)How

Im trying to figure out how to find the equaton for the brokerage fee. Ive looked everywhere in my math book but i cant figure it out. Please help.

145. ## math

If cotalpha = root 3, calculate (sin alpha)*(cot alpha) - cos^2alpha exactly. can you plzzz help urgent because I have a major test tommorow thnx for all your help

what does not cultivate crops or raise livestock, but relies on the collection of wild animals and plants for subsistence?

If your parents paid you \$10.00 a week for a year you would have \$520.00, but if they paid you \$.01 a week, doubling the amount each week (ex. second week - \$.02, third week - \$.04, etc.), how much would you have at the end of the year? What would be the

148. ## Research Writing

Can anyone tell me if this sound ok? I have to create an introduction and conclusion. Below is also my thesis statement. Anything you think I can add to it or make it sound more "attention getting"? Thanks for your help :o) My Thesis statement “While a

149. ## thesis statement for my research report below

The Philippines has constantly experienced typhoons, but Typhoon Durian that struck on December, 2006 has taken away the hope of 800,000. is it okay??

150. ## science

what scientific event happened in the year 335 B.C. (invention, or something like that)

151. ## math pre algebra

what is the slope of y=5x-6 and y=7/2x +5 ?

152. ## middle school math

if measure angle 3 = 35 degrees then measure angle 1 =?

153. ## Does this sound ok?

Can anyone tell me if this sound ok? I have to create an introduction and conclusion. Below is also my thesis statement. Anything you think I can add to it or make it sound more "attention getting"? Thanks for your help :o) My Thesis statement “While a

154. ## Science

If Earth's axis had no tilt, we'd only have spring and fall for seasons, right? But which hemisphere would get the vernal equinox and which would get the autumnal?

155. ## Alg 2/trig

I have the answers to the question, but I have no on how to get the answers. State the quadrant in which theta lies. Cos X < 0 and Sin X > 0 (Answer is 2) Tan X < 0 and Sin X < 0 (Answer is 4) Cos X > 0 and Tan X > 0 (Answer is 1) Cot X < 0 and Sec X < 0

156. ## math

Evaluate: 3^2 + 2^2 x 5 - sqrt 25 over 8 - 4 / 2 + 2 I am confused on the order in which I solve this. Please help!

157. ## English please check the grammar of this sentence!

The Philippines has constantly experienced typhoons, but Typhoon Durian that struck on December, 2006 has taken away the hope of 800,000.

Can you please help me on what is their stake in the ethics case of The Dilemma of an Accountant. The stakeholder that were identified were the Big Eight accounting firm and Baker Greenleaf

159. ## Science

combanation of two or more types of matter