# Questions Asked onSeptember 30, 2010

1. ## 12th grade

how high above the water is the center of the hoop?

2. ## Physical Science

A force of 400.0 N is exerted on a 1,250 N car while moving it a distance of 3.0m. How much work was done on the car?

3. ## chemistry

1 L FLASK CONTAINS NITROGEN ALONG WITH A DROP OR TWO OF WATER AT 40C THE TOTAL PRESSURE BEING 760 TORR .IF ALL THE CONTENTS ARE TRANSFERRED TO ANOTHER FLASK OF 0.5L AT THE SAME TEMPERATURE WHAT WILL BE THE PRESSURE SET UP IN THE SECOND FLASK? (AQUEOUS

4. ## chemistry

1 L FLASK CONTAINS NITROGEN ALONG WITH A DROP OR TWO OF WATER AT 40C THE TOTAL PRESSURE BEING 760 TORR .IF ALL THE CONTENTS ARE TRANSFERRED TO ANOTHER FLASK OF 0.5L AT THE SAME TEMPERATURE WHAT WILL BE THE PRESSURE SET UP IN THE SECOND FLASK? (AQUEOUS

5. ## math

1/6(3/4x-2)=-1/5

6. ## reimbusment methodology

Your hospital has just received a reimbursement rejection from the fiscal intermediary for two outpatient procedures that were performed on the same day. This rejection was probably generated by....A. the CCI outpatient code editor B. the internal auditing

7. ## 8th grade

Math I am a fraction in simplest form. I am greater than1/3 and less than 1/2. The sum of all my digitsb is 8. the difference between my numerator and denominator is 7. What fraction am I?

8. ## Geometry

How to solve: the measure of an angle is 12 less than twice the measure of its supplement. What is the measure of the angle?

9. ## Calculus

How would you plot the gradient vector field of f(x,y)=x^2-3*x*y+y-y^2 on the domain [-4,4]*[-4,4] in Mathematica 7? I know the function is "VectorPlot" (h t t p : / / g o o . g l / p c S f), but I don't know how to isolate the x and y inputs because of

10. ## japan

how do i say "my job is_____"

11. ## chemistry

wich of the following has the highest vapor pressure A.benzene Btoluene C.xylene D.acetone

12. ## science

the pneumoconiosis that is caused by inhalation of iron oxide is called A.anthracis B.toluene C.xylene D.acetone

13. ## physics

a ball rolling down a hill uniformly accelerated at 4 m/s2. assumong that it start from rest, what is its speed at the end of each of the first 3 s?

14. ## math 156

a pet shop has a total of 17 dogs and birds. Altogether there are 48 feet. How many dogs are ther and how many birds?

15. ## English- Frankenstein

If you have read Frankenstein please help me me with some review questions pertaining to chapters 17-end. 1.How does the settings in these chapters, especially nature reflect the events and character development of the chapter. 2. How are victor and his

16. ## physics

Consider a pair of forces, one having a magnitude of 48 N, and the other 43 N. What maximum net force is possible for these two forces?

17. ## Excel

Chapter Three 1. Using the following data for high school track athlete’s times (in seconds) for sprinting the 100-m dash, calculate the following: a. Mean b. Median c. Mode d. Lower Quartile e. Upper Quartile f. 80th Percentile g. What percentile would

18. ## Physics

A bob of mass = 0.250 is suspended from a fixed point with a massless string of length = 23.0 . You will investigate the motion in which the string traces a conical surface with half-angle = 25.0. What tangential speed must the bob have so that it moves in

19. ## chemistry

write a balanced equation for the reaction of aluminum with platinum and chloride.

20. ## College Physics

A concept question: Suppose that the centripetal force acting on an object in circular motion were increased to a new value, and the object remained in circular path with the same radius. How would its motion be affected?

21. ## calculus

what is the quotient of the sum and difference of 370 and 25

22. ## algebra

please write an equation. what is the quotient of the sum and difference of 370 and 25

23. ## chemistry

which of the followign reactions is the complete ion equation for the reaction between sodium sulfide and mercury(II) chloride? a. s2-+Hg2+=hgs b. na2s+hgcl2= 2nacl+hgs c. nas+hgcl2=nacl+hgs d. 2na+ +s2- +2cl- +hg2+= 2na+ +2cl-+hgs

24. ## organizational dynamics

advantages and limitation of delegation

25. ## 3rd grade

a solution of 30% ethanol by weight has a density of 0.96g/ml at 25 degree celsius. find the molarity.

26. ## - Physical Education

Calculate the density in SI units of a solid cube that measures 5 cm on each side and has a mass of 350 g.

27. ## math

How do you write a number in expanded form?

28. ## math

how can i solve this question 1. my brother left Accra to central region 7:12am and reached 10:45 cover to 180 miles how many per hour?

29. ## geometry

describe a pattern in the numbers 4,6,9,13,18

30. ## 10th grade

a solution of 30 percent by weight has a density of 0.96g/mL at 25 degree celcius.find the molarity and molality.

31. ## US History

the temperance movemenr led to..

32. ## Finance

How do interest rates affect the decision to buy or not buy?

33. ## Physics

There are two wheels with diameter 30 inches and 20 inches. The first wheel covers a certain distance in 240 revolutions. In how many revoluions would the second wheel cover the same distance?

asked by Lost In Studies
34. ## hardware

Assuming a disk should never get more than 85% full (except for a recovery disk, if there is one), and assuming you were generating 200 MB of new data per week, at what point would you need to add another hard disk to this PC?

35. ## Economics

What are the pitfalls to avoid when trading with India?

36. ## physics

Surprisingly, very few athletes can jump more than 2.6 ft (0.8 m) straight up. Use d = 1/2 gt2 and solve for the time one spends moving upward in a 2.6 foot vertical jump. Then double it for the "hang-time" -- the time one's feet are off the ground.

37. ## physics

a postion vector with an magnitude 10m points to the right and up. its x-componet is 6.0m. what is the value of its y-componet?

38. ## physics

What is the maximum speed with which a 1500-{\rm kg} car can round a turn of radius 67 m on a flat road if the coefficient of static friction between tires and road is 0.65?

39. ## college chemistry

Methane reacts with water to form CO and H2 as follows CH4 (g) + H2O (g) >< CO (g) + 3 H2 (g) The value of Kp at 298 K for the reaction is 7.7 x 1024, calculate Kc.

40. ## English

Can you check if these sentences are grammatically correct? Thank you. 1.The Elizabethan theatre was a wooden structure and had a rectangular or octagonal shape. 2.It consisted of three stages, i.e. the apron stage, the inner stage and the outer stage.

41. ## physics

A Norwegian hydroelectric power plant is built on a small river. The water falls 400m from the mountains to the turbines. The flow is 80 m3/s. Calculate: a) the produced electric power; b) the value of production of one day (unit price = 10 cnt/kWh). The

42. ## Math/Algebra

can someone please help me write a proof for the following: --a(-a)=a

43. ## Physics

Give 3 examples of applications of the conservation of angular momentum.

44. ## chemistry

A 265- mL flask contains pure helium at a pressure of 747 torr. A second flask with a volume of 485 mL contains pure argon at a pressure of 721 torr .If the two flasks are connected through a stopcock and the stopcock is opened, what is the partial

45. ## Physics

A bullet (15 g) is shot horizontally into a block of wood (600 g), which is hanging in the end of a 300 cm weightless rope. The collision is fully inelastic. Calculate the velocity of the bullet, if the rope makes an angle of 45 degree to the vertical when

46. ## Physics

In a completely elastic collisions a ball with speed of 4 m/s and mass of 100 g hits another ball with mass of 200 g, which is originally at rest. Collision is central. Calculate the velocity of both balls just after the collision.

47. ## Physics

Calculate the electric power produced by a wind mill, when the wind speed is 10 m/s and the radius of the rotor circle (wing length) is 15 m. The density of air is 1.25 kg/m3. The eefficiency of the wind mill is 45%.

48. ## Physics

Electric stairs bring people up from Newyork metro station. Calculate the power consumption of the stairs during the rush hour if the stairs elevate 120 persons per minute up to the street level 30 meters above. Assume that the average weight of passengers

49. ## Physics

The international space station ISS travels now with a speed of 7352 m/s. Calculate a) the radius of its orbit; b) the height of the orbit; c) the period of its motion around Earth.

50. ## Economics

Suppose a market with two sellers Seller 1 has a marginal cost of c1=20q1 and seller 2 has a marginal cost of c2=40q2 Find the market supply curve in a competitive market where the price = c1= c2

51. ## english

Four score and seven years ago our fathers brought forth on this continent, a new nation, conceived in liberty, and dedicated to the proposition that all men are created equal. In this sentence i need to know what part of speech these words or phrases are:

52. ## college

how long will it take $1250 to become$2000 at 3.5% interest compounded continuously? (round to nearest tenth of a year)

53. ## physics

If a car starts from rest and accelerates at 6.0 m/sec2 for 6.0 seconds. how far did it travel and how fast was it moving at the end of the 6.0 seconds

54. ## english

can someone give me the summary of sherwood anderson's " a death in the woods"?

55. ## history

when was the Pact of Steel was it 23rd september 1939 or may 1939 thankyou!!

56. ## physics

The engineer of a Russian nuclear submarine lurking under the Arctic Sea reports an outside pressure of 35 ATM. How deep is the submarine? Neglect ice thickness.

57. ## ecology

identify the biome in which you live

58. ## calc

Consider the following function. f(x) = 4x3 + x2 - 0.05x + 10 Find the two points on the graph at which the tangent line is horizontal. G

59. ## chemistry

how do empirical and molecular formulas differ

60. ## physics

What is the average density of Mars? Mass = 6.42 x1023 kg, radius = 3390 km.

61. ## i dont know :|

if in england you are in senior school in yr 8 what grade would you be in in america?

asked by aNoNyMoUs &lt;3
62. ## chemistry

two-thirds of the atoms that make up H2S are hydrogen. What percentage of the weight of hydrogen sulfide is the weight of the two hydrogens?

63. ## algebra

please explain how you mutliply 1955.6 by 5/9

64. ## chem

How does a change in volume change the concentration?

65. ## Algebra

I am confused about the way to get 9/5C+ < 1987.6 please explain the all process for me

66. ## college

I need help to come up with a thesis statement for my paper on similarities and diffrence between the mesopotamia and egypt religions.

67. ## US History

17. Which of the following was designed to ensure that the President would not gain dictatorial powers over government? a. the system of checks and balances b. the Elastic Clause c. the Electoral College d. the Cabinet System of checks and balances gave

68. ## chemistry honors

how many grams of a stock solution that is 85% H2SO4 by mass would be needed to make 150 grams of a 45.0 percent solution?

69. ## US History

What features of the Constitution make it flexible enough to apply to the nation's needs today? Thanks -MC

70. ## College Algebra

A bank loaned out 64000. Part of the rate at 14% per year and the rest of rate at 4% per year. if the interest received was 5160, how much was loaned at 14%? I'm not too sure how to approach this problem. Thanks in advance for the help.

71. ## Business Communication

1. Good writing costs companies money and these costs increase significantly if the communication is ineffective. Which of the following pairs would NOT be two additional costs to the company if written communication is poor? Paper and wasted time Postage

asked by David Lemmings
72. ## Business Communication 1

11. If an audience is opposed to what you have to say or resistant to a change you are suggesting, a good approach is to: be as ambiguous as possible to avoid offending the members of the audience. begin the message with something both you and the audience

asked by Jimmy Zanes
73. ## English

What type of fallacy is "Never loan a tool to a friend. I did once and never got it back."

74. ## College Eng 2

Im writting an argumentive paper on standardize test and I need an attention grabber.

79. ## English

The most complicated journey I've ever had took place a year ago when I was going home with my friend. We even didn't leave Warsaw when the coach broke down. The driver tried to fix it by himself but he didn't manage. It took 30 minutes. We returned to the

80. ## grammar

12. Identify the error in the following sentence. Emily didn't have no idea how to memorize so many lines. (1 point) run-on sentence missing end punctuation double negative missing comma

81. ## Stats

Observations are taken on sales of a certain mountain bike in 30 sporting goods stores. The regression model was Y = total sales (thousands of dollars), X1 = display floor space (square meters), X2 = competitors’ advertising expenditures (thousands of

82. ## math

Copy and place parentheses to make each statement true. 6 + 6 / 6 * 6 +6 = 24

83. ## Physics

Some sliding rocks approach the base of a hill with a speed of 11.0 m/s. The hill rises at 44.0 degrees above the horizontal and has coefficients of kinetic and static friction of 0.410 and 0.630, respectively, with these rocks. 1) Find the acceleration of

84. ## physics

In a historical movie, two knights on horseback start from rest 91 m apart and ride directly toward each other to do battle. Sir George's acceleration has a magnitude of 0.18 m/s2, while Sir Alfred's has a magnitude of 0.33 m/s2. Relative to Sir George's

85. ## physics

If the 36.1 N force continues, the box accelerates at 0.71 m/s^2. What is the coefficient of kinetic friction? What is the coefficient of static friction between the box and the floor? If the 36.1 N force continues, the box accelerates at 0.71 m/s^2. What

86. ## english

In which sentence are the italicized words a dangling modifier? (A dangling modifier is a phrase that doesn't modify the noun that's near it.) A. Arriving ten minutes late, the store was closed for the night. B. Flying beneath the cloud, the pilot could

87. ## English

I am stuck on this, please help! What type of fallacy is this sentence.. The Golden Gate Bridge in San Francisco ought to be closed down. After all, just look at all the suicides that have occurred there. I have looked several times, but cant seem to make

88. ## vocab

which make sense? 1. how can you expect to succeed at your new job when you are( diffused, predisposed) to believe that it is " not right" for you? 2. an economy in which the marketplace is considered "open" is one in which competition is more or less

please read my paper for me .Please.please. Sir Gawain and Green Knight is an interesting poem. It has real mythic and symbolic power. It's an Arthurian story about the noble knight Gawain and the mysterious green knight. In this poem, Sir Gawain is full

90. ## math 5th grade

my number is a multiple of 4. It's a square number. It's less than 50 what is the number/numbers

91. ## calculus

supose that (f(x+h)-f(x))/h=3x^2-6h+5 and f(1)=8. ind the equation of the tangent line to the graph of y=f(x) at x=1. if we write this equation in the form y=mx+b then m=? and b=?

92. ## math 5th grade

my number is a factor of 20. It's a;sp a factor of 30 what is my number or numbers

93. ## Chemistry

Would the molarity of 50 mL of 3% hydrogen peroxide be 1.76 M? Divided the moles of H2O2 .08818 by .05 L which equals 1.76M Does that seem right or no?

94. ## US History

At the Constitutional Convention, why did Virginia favor a plan by which states with larger populations would have more voting power in Congress than states with smaller populations? Thanks -MC

95. ## Chemistry

Explain what would happen (and why) to the flavor of eugenol if the aromatic ring was saturated into a cyclohexane. I know the structures and that it is saturated with hydrogen, but what would happen to the flavor and why?

96. ## Math

Find the volme of the solid generated by revolving the region bounded by the triangle with vertices (1,1) (1,3) and (2,3) about the x axis using shells and washers.

97. ## math

My tens digit is double the ones digit . I am less than 50 and greater than 40 . ???

Andy and William work together to build a toy house. It will take William 5 hours and Andy 4 hours, or William 10 hours and Andy 2 hours to finish their work. If William works alone, how many hours will it take to finish his work? I say 15 is the answer.

99. ## physics

A tennis ball is thrown straight up with an initial speed of 19.5 m/s. It is caught at the same distance above the ground. (a) How high does the ball rise?

100. ## geometry

How do you find each angle of a triangle if its angles are in the ratio 1:3:6?

101. ## proper nouns

fill in blank with the correct proper noun 1.we finally decided to buy a _____________.(proper noun) 2. during ___________ there was very little to do around here.

102. ## american history

In reading the first two paragraphs of the Declaration of Independence, how do the writers justify their break from England ?

103. ## History

8th Grade History; where is massachusetts bay located? what is the purpose of its discovery? advantage, and disadvantage. relationship with the local indian tribes. and 1 interesting fact. i cant find ANY of this. help?

104. ## chemistry

Write a partial decay series for Po-214 undergoing the following sequential decays: á, â, á, â. Use e for an electron. Use the format +1 or -1 for charge. a)a decay b)â decay c)a decay d)â decay

105. ## math

47 is when rounded off the nearest ten.

asked by Aylssa jones
106. ## spanish

what spanish pronoun whould you use instead of saying mis companeros de clase?

107. ## Math

Suppose you want to find the height of a flagpole. You know your height.You can measure the length of the shadow of the flagpole. Your friend can measure your shadow. How can you use ratios to find the height of the flagpole? Explain.

asked by Kasia Neil
108. ## math

Can someone tell me 5 reasons why you know a fraction can not be simplified.

109. ## Math

Suppose you want to find the height of a flagpole. You know your height.You can measure the length of the shadow of the flagpole. Your friend can measure your shadow. How can you use ratios to find the height of the flagpole? Explain.

asked by Kasia Neil
110. ## math

Can you use a proportion to solve any ratio problem? If you answer is yes, which ratio WOULD you NOT use a proportion to solve. If you answer is no, which ratio problem COULD you Not use a proportion to solve?

asked by Kasia Neil
111. ## English

Is their anything wrong with this sentence, like grammatical errors? Veterinary technicians role is challenging as well as satisfying.

128. ## English

I forgot to incude the following sentences. I really hope you can have a look at them as well. 1) The outer stage raised about 5 feet from the ground and was covered by a roof to protect it from the rain. 2) There was no curtain conceiling the upper and

129. ## home economics

name all the careers in home economics

130. ## pysics

a school bus takes 0.530 h to reach the school from your house. if the average velocity of the bus is 19.0 km/h to the east, what is the displacement?

131. ## English

In my previuous post I forgot to indicate the assignment. I need to know how I can describe the picture of a room. 1) The girl in the picture wears her hair into a bun. 2) The girl next to her wears her hair in a pony and has got a two-colour hair band (on

132. ## Physics

If 100 m sprinters accelerate from rest for 3.5 s at 2.8 m/s^2, how far have they run to this point? How long will it take them to complete the 100 m sprint, assuming they maintain their speed the rest of the way? I found the distance, which is 17 m, and

133. ## Psychology

What do you think is the best way for personality psychology to move ahead in the future?

134. ## managerial Accounting

Smith Co uses a standard cost system for its single product in which variable manufacturing overhead is applied on the basis of direct labor hours. The following information is given: 4 Standard costs per unit: Raw materials (1.5 grams at $16)$24.00

135. ## managerial Accounting

Theater owners have to make competitive bids for the right to show a movie. They must sent the film distributor a proposal with 1. The length of run they provide. 2. The percentage of box office revenues that the theater will pay the distributor per week.

136. ## health

how do you distinguish between a management, non-training and training issue? What are some examples of each type of issue?

137. ## math

Chris runs a ride at the carnival. He earns $14 an hour and a$50 bonus each day. Write an algebraic expression Chris can use to find the sum of his daily wages. Use the variable x to represent the unknown number?

138. ## Math

the sum of 4 and 9 is decreased by the square of a number

139. ## Math

Rosita earns money by walking dogs after school and on weekends. She walks madeline evry other day. Buddy every fourth day, and Ernie every fifth day. Today she walked all three dogs. How many days will it be before Rosita walks Madeline and Buddy on the

140. ## 8th grade

why do all conomic choices have opportunity costs

141. ## algebra

i don"t understand this problem n+9 /3=14

142. ## PHYSIC help!

a cart is pushed uphill on a ramp, goes up and momentarily stops, and then goes back down. predict the position vs. time, velocity vs. time, and the acceleration vs. time for this. IDK how to do this! i tried on the first one. on the graph, i have it

143. ## Geometry

3sqrt2 x 2sqrt2

144. ## chemistry

At 25 degrees celsius, the dimensions of a rectangular block of gold are 4.42 cm by 3.07 cm by 2.63 cm. The mass of the gold is 689g. I found that the density is 19.3g/cm^3 at 25 degrees but how will the density change if the temperature is increased to

145. ## algebra

Can someone please explain to me why the line x=4 is a vertical line?

146. ## math

wat is the answer for the pattern 1,3,6?

147. ## chem

Write a partial decay series for Rn-220 undergoing the following sequential decays: á (alpha decay), á, â(beta decay), á. (Enter the mass number in the first raised box, the atomic number in the second lower box and the symbol of the element in the

148. ## math

if wait is 8472 then what does stop represent in go+slow= stop

149. ## math problem

When a concrete structure is built, an engineer often performs a slump test on the concrete to ensure that it is of suitable strength and consistency. The engineer fills a truncated cone with a bottom diameter 200mm, top diameter 100mm and height 300mm

150. ## Math need by 9pm cst

Solve by elimination method. Please show step by step process. 7r-4s=-7 4r+7s=61

151. ## math

how do i solve y+2x=8

152. ## Math need by 9pm cst

Solve. Please show step by step process. 5/8 x+1/16 x=11/16+x

153. ## math

n+9 divied by 3=14 i do not understande this problem can you help

154. ## Math need by 9pm cst

Solve by substitution method. Show step by step process. 4x+5y=27 x=26-4y

155. ## Math

. Suppose you moved to another place where the cost of living was higher, but your job paid more there. If a new job at a different place doubled your income per year but also doubled your cost of living per year, then assuming your income per

62.7-43.85

157. ## math

What is the Surface area of a glass bead that has the diameter of 11m? Express your answer to the nearest square mm. A glass bead would be a sphere. So the formula for that is--> SA = 4ðr^2 = 4ð(5.5^2) = 380mm^2

158. ## PHYSICS

Pluto has a mass of 1.30 1022 kg and a radius of 1.18 106 m (a) What is the acceleration due to gravity on Pluto? (b) How much would a 4.7-kg person weigh on this planet?

159. ## PHYSICS

A 287-kg log is pulled up a ramp by means of a rope that is parallel to the surface of the ramp. The ramp is inclined at 30.0° with respect to the horizontal. The coefficient of kinetic friction between the log and the ramp is 0.810, and the log has an

160. ## math

If each of 3 people has 2 bags of suckers and 3 more out of the bag, how many suckers do they have altogether? Prove your answer

161. ## math

3 people each want a set of ....lets say rubber bands($4) also they want the rubber band life prolonging solution($2). Oh snap! How much will it cost each person? How much will it cost altogether? Prove your answer

162. ## chemistry

each time you breath in, you take in 500 ml of air. the air you breath in is about 20% oxygen by volume. you breath roughly 8 times per minute when you sleep and lets assume you sleep for 8 hours in a night. given this information, how much mass would you

163. ## human resources

What economic, social, and political forces have made employee training more important today than it was in the past?

164. ## Physical chemistry

Estimate the vapor pressure of sea water at 20C given that the vapor pressure of pure water is 2.338 kPa at that temperature and the solute is largely Na+ and Cl- ions, each present in about .50 mol/dm^3. I'm pretty sure the formula to use is pj=xjpj'.

165. ## math

Jill was given 3 red candies,2 blue candies,and 2 yellow candies. use several ratios to describe the candies Jill has

166. ## Physics

A river flows off the top of a 61 m high vertical cliff. If the water is travelling at 3 m/s horizontally as it flows over the cliff edge then, neglecting air resistance, how far from the base of the cliff does it land?

167. ## math

Coming down the long hill,Nelson averaged 24 miles per hour. If it took him 5 minutes to come down the hill, how long was the hill? Please help

168. ## Physics

A large piece of wood, of mass 56 kg, falls over a waterfall and into the drop pool below. It enters the pool travelling at 12 ms-1 and is then subject to an upwards acceleration of 5.8 ms-2 due to its buoyancy. How long does it take before it bobs to the

169. ## Physics

An artillery gun is trying to hit a target that is 7.2 km away. If the shell is fired at 680 ms-1 at what angle above the horizontal should the gun be fired to hit the target assuming that air resistance is negligible? [g=9.8 ms-2]

170. ## Physics

An aeroplane flies from Achester to Beeton taking 7.7 hours however the return flight takes 11.4 hours. This difference is caused by a constant wind which blows at 22.8 m/s from Achester to Beeton. Assuming that the plane travels at a constant airspeed

171. ## Physics

An aeroplane flies from Achester to Beeton taking 7.7 hours however the return flight takes 11.4 hours. This difference is caused by a constant wind which blows at 22.8 m/s from Achester to Beeton. Assuming that the plane travels at a constant airspeed

172. ## PHYSICS

A car travels at a constant speed around a circular track whose radius is 3.1 km. The car goes once around the track in 280 s. What is the magnitude of the centripetal acceleration of the car?

173. ## math

whts d answer 4 d pizzazz workseet that says "did u hear about...."

174. ## science

why is it so important to people to understand cellular biology?

175. ## chemistry

Determine the oxidation state for the second element in SO3

176. ## English

Are any of these examples of imagery, personification, similie, metaphor, connotation, denotation 1) Pam is standing there with Joe's head in sink and this bottle of coloring that is red. Not normal hair color red, red like a maraschino cherry 2) I reach

177. ## Human Geography-Help!

Where is the largest concentration of people? East Asia If the physiological density is higher than the arithmetic density what can you infer? There's too many people for resources. What stage of the demographic transition has a rapidly delcining crude

178. ## Algebra

what is the probability of rolling a matching pair of numbers when rolling a pair of dice?

179. ## Chemistry

What is the mass in grams of 4.556 x 10^30 lead atoms? Also the work.

180. ## Chemistry

The density of oak lumber is approximately 800km/m^3. What is the mass in grams of 4 cubic meters of oak? And the work.

181. ## Physics

A daredevil is shot out of a cannon at 45.0° to the horizontal with an initial speed of 28.0 m/s. A net is positioned a horizontal distance of 51.0 m from the cannon. At what height above the cannon should the net be placed in order to catch the

182. ## Physics

HOW DO I DO THIS? A daredevil is shot out of a cannon at 45.0° to the horizontal with an initial speed of 28.0 m/s. A net is positioned a horizontal distance of 51.0 m from the cannon. At what height above the cannon should the net be placed in order to

183. ## calculus

h(t)= cubed root t(t^2=4) using the product rule. how do i set it up

184. ## Chemistry

If a 6.00M solution of sodium hydroxide occupies 520 mL of space how many grams of NaOH is dissolved in the solution? (Remember M = moles/L). And the work.

185. ## Chemistry

Hello, I am looking just for someone to tell me how I go about doing this problem, ie. the formula that i would need to know for it. I would really like to figure it out on my own but I'm not sure how to. The mass ratio of Kr to F in a particular compound

186. ## physics

A 124- balloon carrying a 22- basket is descending with a constant downward velocity of 16.3 A 1.0- stone is thrown from the basket with an initial velocity of 18.7 perpendicular to the path of the descending balloon, as measured relative to a person at

187. ## Math

The points A(1, -2, 4), B(3, 5, 7), C(4, 6, 8) are three of four vertices of parallelogram ABCD. Determine the coordinates of vertex D Could someone please tell me to go about solving this question. Thanks a lot.

188. ## geography

The meridian of 45 degrees east passes through what four continents

189. ## English

Please read this 4 me . "Sir Gawain and Green Knight" is an interesting poem. This poem has real mythic and symbolic power. It is an Arthurian story about the noble knight Gawain and the mysterious green knight. The unknown author of this poem introduce us

190. ## math

I am suppose to solve for the following prolbem using PEMDAS _ / _ * _ + _ * _ * _ / _ + _ * _ = 100

191. ## physics

A 225 block of ice sits on a level table. a) identiy the forces that act on the block and determine their magnitudes.

192. ## math

A table is shaped like a regular hexagon. The length of one side is (2x + 2) in. and the length of another side is (3x − 4) in.. Find the length of a side

193. ## math-bobpursely

Sorry bobpursely, but may I know what the E stands for in your formula? What is the Surface area of a glass bead that has the diameter of 11m? Express your answer to the nearest square mm. radius= .0055m radius^2= 5.5E-3 ^ 2=30.25 E-6m 4PIr^2= about

194. ## 11th grade

How many uranium atoms are there in 9.5 g of pure uranium? The mass of one uranium atom is 4 × 10−26 kg

t+18.1=23.9

196. ## math problem

When a concrete structure is built, an engineer often performs a slump test on the concrete to ensure that it is of suitable strength and consistency. The engineer fills a truncated cone with a bottom diameter 200mm, top diameter 100mm and height 300mm

197. ## Math

Using the numbers 4, 9, 36 ... What is the sequence that I would put these numbers in to solve the equation ? - ? : ? Equals zero

198. ## Referents

Give referents for the following: 1cm square = area of fingernail 1 inch square = ? could it be an area of a dice 1 metre square = ? could it be a picture frame? I don't know what referents to use for those two.

199. ## Physics

A 10 kg box is pulled across the floor at a constant velocity of 3.0 m/s. If the box is pulled with a force of 40 N, what is the size of the frictional force between the box and the floor?

200. ## chemistry

A student determines that the density of a certain metal is 5.2 g/ml. Could the metal be lead? Why?

asked by Bob the Builder
201. ## college algebra

-14-[18-(6-10)] perform the indicated operations

202. ## calculus

017 10.0 points Lance Armstrong is moving with speed 35 feet/sec and acceleration 4 feet/sec2 when he crosses the starting line of a stage in the Tour de France. Use a degree two Taylor polynomial T2(t) to estimate how far he travels in the next second. 1.

203. ## physics

A football punter accelerates a 0.58 kg foot- ball from rest to a speed of 7.0 m/s in 0.25 s.What constant force does the punter exert on the ball? Answer in units of

asked by nafta herrera
204. ## physics

An airplane is flying with a speed of 240 km/hr at an angle of 27 degrees north of east. a) How fast is the plane flying north? b) How fast is the plane flying east?

205. ## calculus

Find the sum of the series (-1)^n (5^(2n))/n! 1. sum = e^25 2. sum = e^−5 3. sum = 5 4. sum = e^5 5. sum = 25 6. sum = e^−25

206. ## second grade

I am having trouble, I have a question I think I got the answer because I kept multiplying and dividing, but I have to show my work but when i try, my answer is not the same. The question is A traffic light at one intersection changes every 28 seconds and

207. ## algbra

a=0.5bh

asked by bee maya
208. ## 10th grade

HOW DO YOU YOU ADD ALL THE HEARD MATH WITH THE EASY

209. ## chemistry

If 1.00 {\rm mol} of {\rm{N}}_2 has a volume of 47.0 {\rm L} under the reaction conditions, how many liters of gas can be formed by heating 38.5 g of {\rm{NaN}}_3

210. ## management

Explain how each one of the following factors impact the four functions of management. In your explanation include specific examples of these impacts: 1) Globalization- 2) Technology- 3) Innovation- 4) Diversity- 5) Ethics- The paper is on walmart. I am

211. ## math need asap

4x+5y=27 x=26-4y 4(26-4y) + 5y = 27 104 - 16y+ 5y = 27 -21y = - 77 21y = 77 y = 77/31 Now, I’m suppose to return to the 2nd equation x=26-4y and substitute 77/31 for x, I don’t understand if the is correct way or how to get the answer for the ordered

212. ## math need asap

5/8 x+1/16 x=11/16+x 16*(5/8 x+1/16 x) = 16(11/16+x) 80 + x + 16 + x= 11 + 16x 80 + 2x + 16 = 11 + 16x -x = 18x (divide by 1) x = 18 Did I do this correctly?

213. ## math need asap

7r-4s=-7 (7) 4r+7s=61 (4) 49r - 28s = -49 16r + 28s = 244 --------------- 65r = 195 195/65 = 3 (simplified) (3, is the first number of the ordered pair.) Now this is the part that I get lost on. I know I am suppose to substitute 3 into one of the equations

214. ## English

Is this an example of imagery: Mrs. Wyman is so sweet sometimes you swear you can smell muffins baking. Is this an example of connotation or denotation? He's a real grouch for sure, she goes on. But one that I've learned in my twenty eight years of living

215. ## Math

Using the numbers 2, 5, 10 , 50 solve the following equation to make the number sentence true... ? - ? Divided by ? + ? equals 50

216. ## calculus

find the derivative of y= (1-x/7)^-7

asked by Ana Cecilia
217. ## Math

Using the numbers 2, 5, 10 , 50 solve the following equation to make the number sentence true... ? - ? Divided by ? + ? equals 50

218. ## chemistry

Determine the oxidation state for the second element in Zn3(PO4)2 Thank you!

219. ## physics

A 6.6 nC charge is located 2 m from a 4 nC charge. Find the magnitude of the electrostatic force that one charge exerts on the other.

220. ## Physics

A bob of mass = 0.250 is suspended from a fixed point with a massless string of length = 23.0 . You will investigate the motion in which the string traces a conical surface with half-angle = 25.0. What tangential speed must the bob have so that it moves in

221. ## Math help please

calculate missing dimension. square based pyramid has height 92cm and volume 5.4 m cube.

222. ## geometry

Find the value of x and y if bisects and = 29.

223. ## Math

Using the digits 1 through 9 complete the following number sentence ___ \ _____ x ____ +_____x_____x____ \ _____ + ____x _____=100

224. ## Statistics - M/C

The weather forecaster reports that the probability of rain tomorrow is 10%. a. Which approach was used to arrive at this number? 1) Analytical (Classical) 2) Relative Frequency 3) Subjective

225. ## physics

One of the fastest recorded pitches in major-league baseball, thrown by Billy Wagner in 2003, was clocked at 101.0 mi/h. If a pitch were thrown horizontally with this velocity, how far would the ball fall vertically by the time it reached home plate, 60.5

226. ## calculus

-ln(6x+1) + e^24x-1

227. ## physics

please help! physics doesn't click with me. thank you for your help! A 23 kg suitcase is being pulled with a constant speed by a handle that is at an angle of 25° above the horizontal. If the normal force exerted on the suitcase is 155 N, what is the

228. ## physics

When you push a 2.05 kg book resting on a tabletop it takes 2.45 N to start the book sliding. Once it is sliding, however, it takes only 1.50 N to keep the book moving with constant speed. What are the coefficients of static and kinetic friction between

229. ## physics

Your groceries are in a bag with paper handles. The handles will tear off if a force greater than 59 N is applied to them. (a) What is the greatest mass of groceries that can be lifted safely with this bag, given that the bag is raised with constant speed?

230. ## physics

You want to nail a 1.5 kg board onto the wall of a barn. To position the board before nailing, you push it against the wall with a horizontal force F to keep it from sliding to the ground. (a) If the coefficient of static friction between the board and the

231. ## math, really need some feedback on this asap.

7r-4s=-7 (7) 4r+7s=61 (4) 49r - 28s = -49 16r + 28s = 244 --------------- 65r = 195 195/65 = 3 (simplified) (3, is the first number of the ordered pair.) Now this is the part that I get lost on. I know I am suppose to substitute 3 into one of the equations

232. ## physics

A picture hangs on the wall suspended by two strings, with è = 61°. The tension in string 1 is 1.8 N. è is connected to string 1, and 32° is connected to string 2. (a) Is the tension in string 1 greater than, less than, or equal to the tension in

233. ## math, really need some feedback asap.

5/8 x+1/16 x=11/16+x 16*(5/8 x+1/16 x) = 16(11/16+x) 10x + x = 11 + 16x, so the next step is: 11x = 11 + 16x (get x-terms on the left.) -x = 11 (divide by -1.) x = 11 Is this correct?

234. ## physics

A dockworker loading crates on a ship finds that a 24 kg crate, initially at rest on a horizontal surface, requires a 79 N horizontal force to set it in motion. However, after the crate is in motion, a horizontal force of 57 N is required to keep it moving

235. ## Physics

If an object is traveling at 24 km/h and accelerates at a rate of -.20 m/s2 , how long will it take the object to get to 8 km/h?

236. ## Math

The points A(1, -2, 4), B(3, 5, 7), C(4, 6, 8) are three of four vertices of parallelogram ABCD. Determine the coordinates of vertex D Could someone please tell me to go about solving this question. Thanks a lot.

237. ## e-mail begin

Are there any users of g-mail out there who would be willing to tell me what they think of this service from google? Besides that, I am thinking of setting up a new account with them. How would I do that? Anything you could tell that would facilitate me

238. ## 5th grade

melissa collected three kinds of autumn leaves ,oak,elm and maple.she has 2 times as many maple as elm leaves and 5 times as many oak as elm leaves .she has 32 leaves all together. how many of each kind does she have?

239. ## Math

If f(x)=x^2, what is the domain and range of y=0.5f(3(x-4))-1?

240. ## CALCULUS

i needed help on some problems and clarification on one. 1. Determine the location and type (removable, jump, infinite, or other) of all discontinuities of the function (x^2-3x+2)/(x^2-1) this section has been confusing for me for some reason, can any one

241. ## Science

1. A Marine Weather station reports waves along the shore that are eight seconds apart. The frequency of the waves is therefore ___Hertz. 2. If a mosquisto beats its wings at the average rate of 600, what is the frequency? 3. The period of a 440 Hertz

242. ## Physics

A boat takes 2 hours to travel 30 km down a river, then 6.5 hours to return. How fast is the river flowing?

243. ## Physics

Part 1: A car accelerates uniformly in a straight line from rest at the rate of 2.2 m/s2. What is the speed of the car after it has traveled 52 m? Answer in units of m/s. the answer is 15.126 Part 2: How long does it take the car to travel 52 m? Answer in

244. ## 10th grade

This week, from Sunday until Thursday, the school drama team sold adult and student tickets to their play. The person in charge of selling the tickets kept a record of the number of adult and student tickets sold on each day. However, she forgot which day