# Questions Asked onApril 27, 2014

1. ## English help

1. In a citation within a Works Cited page, which of the following should NOT be in italics? A. the title of a book B. the title of an editorial********* C. the title of an encyclopedia 2. You finished writing a research paper on the way modern technology

2. ## Probability

For any given flight, an airline tries to sell as many tickets as possible. Suppose that on average, 10% of ticket holders fail to show up, all independent of one another. Knowing this, an airline will sell more tickets than there are seats available

3. ## Scoiolgy

Mattie is a new sociology professor at the local college. During her first lecture, she noticed that some students were yawning. Based on her interpretation of the students yawning, Mattie has decided she is a boring teacher. This is an example of the

4. ## physics

How many grams of coffee must evaporate from 350 g of coffee in a 100-g glass cup to cool the coffee from 95.0ºC to 45.0ºC ? You may assume the coffee has the same thermal properties as water and that the average heat of vaporization is 2340 kJ/kg (560

5. ## Algebra 1

Can you please check my work and help me with the parts that I don't understand? For each event, choose the most appropriate term and solve the problem. 1. In a sweepstakes with nine hundred entries, the first winner selected receives the grand prize, the

6. ## computer literacy

1. Which of the following options would return a true statement for the sentence: The sky is bluest early in the morning. (A) Sky and blue Sky not morning Sky or dark Sky and evening 2. Famed science fiction writer H. G. Wells once envisioned something to

7. ## Chemistry

If 22.5 L of Oxygen reacted with excess hydrogen, how many liters of water vapor could be produced?

8. ## math, geometry

The bases of trapezoid ABCD are \overline{AB} and \overline{CD}. Let P be the intersection of diagonals \overline{AC} and \overline{BD}. If the areas of triangles ABP and CDP are 8 and 18, respectively, then find the area of trapezoid ABCD.

9. ## physics

Indigenous people sometimes cook in watertight baskets by placing hot rocks into water to bring it to a boil. What mass of 500ºC rock must be placed in 4.00 kg of 15.0ºC water to bring its temperature to 100ºC , if 0.0250 kg of water escapes as vapor

10. ## Algebra 1

Will you please check my work? :) Choose ALL (if any) applicable terms for the events described, then calculate the probability of the events. Jason has a cube with colored sides: red, orange, yellow, green, blue and purple. 1. Rolling a red or a primary

11. ## Chemistry

An unknown gas is placed in a 1.500 L bulb at a pressure of 356 mm Hg and a temperature of 22.5 ∘C, and is found to weigh 0.8108g .What is the molecular mass of the gas?

12. ## chemistry

When nitroglycerin (C3H5N3O9) explodes, it decomposes into the following gases: CO2, N2, NO, and H2O. If 239g of nitroglycerin explodes, what volume will the mixture of gaseous produces occupy at 1.00 atm pressure and 2678oC? a. Write a balanced equation

13. ## physics

If you pour 0.0100 kg of 20.0ºC water onto a 1.20-kg block of ice (which is initially at −15.0ºC ), what is the final temperature? You may assume that the water cools so rapidly that effects of the surroundings are negligible.

14. ## physics

A 0.250-kg aluminum bowl holding 0.800 kg of soup at 25.0ºC is placed in a freezer. What is the final temperature if 377 kJ of energy is transferred from the bowl and soup, assuming the soup’s thermal properties are the same as that of water?

15. ## MATH_URGENT

The bases of trapezoid ABCD are \overline{AB} and \overline{CD}. Let P be the intersection of diagonals \overline{AC} and \overline{BD}. If the areas of triangles ABP and CDP are 8 and 18, respectively, then find the area of trapezoid ABCD.

16. ## Algebra 1

Can you please check my work? A city planning committee surveys 100 people waiting at a bus stop about the expansion of the public transportation system. Is this an example of a: random sample, systematic sample, self-selected sample, convenience sample,

17. ## Chemistry

The compound M2X3 has a molar solubility of 0.0190 M. What is the value of Ksp for M2X3? Here are the choices: 1. 3.52 × 10^-6 2. 4.12 × 10^-5 3. 8.91 × 10^-8 4. 2.48 × 10^-9 5. 2.67 × 10^-7

18. ## Chemistry

A small cylinder of helium gas used for filling balloons has a volume of 2.85L and a pressure of 13300kPa at 25 ∘C.How many balloons can you fill if each one has a volume of 1.50L and a pressure of 1.26atm at 25 ∘C?

19. ## Chemistry

For the formation of ammonia, the equilibrium constant is known to be 5.2 × 10^−5 at 25◦C. After analysis, it is determined that [N2] =3M and [H2]=0.8M, both at equilibrium. How many grams of ammonia are in the 10L reaction vessel at equilibium? Use

20. ## life orientation

list and discuss any four factors that could threaten or limit the core functions of the media.

57. ## statistics

A basketball scout randomly selected 144 players and timed how long each player took to perform a certain drill. The times in this sample were distributed with a mean of 8 minutes. The population standard deviation was known to be 3 minutes. A. find the

58. ## accounting

After the accounts are adjusted and closed at the end of the fiscal year, Accounts Receivable has a balance of $673,400, and Allowance for Doubtful Accounts has a balance of$11,900. Describe how the accounts receivable and the allowance for doubtful

59. ## Life orientation

List and discuss 4 factors that could influence the core functions of Media

60. ## chemistry

By titration it is found that 20.5 mL of 0.168 M NaOH(aq) is needed to neutralize 25.0 mL of HCl(aq). Calculate the concentration of the HCl solution

61. ## chemistry

how do you see the answers to these stupid questions on this stupid website??????

62. ## Statistics

Two groups of climbers (team A and Team B) attempt to climb Mount everest using different routes. The probability of Team A reaching the summit is .70, The probability of Team B reaching the summit is .85. A. Sue calculated the probability the both teams

63. ## Chemistry

Methane gas, CH4, is sold in a 43.0L cylinder containing 5.91kg .What is the pressure inside the cylinder (in kilopascals) at 21∘C?

64. ## epidemiology

In another study, the smoking habits of 34,445 male physicians were obtained by mailed questionnaires. Deaths among these physicians over the subsequent years were identified though contact with the office of the Registrar General. The death rates from

65. ## problem solving

Erica painted a picture of her dog. The picture has an area of 3600 cm square and is square. She has placed the picture in a frame that is 5 cm wide. What is the perimeter of the picture frame?

66. ## Scoiolgy

Tony is five years of age. He loves to dress up like the Lone Ranger and pretend to help people in need. According to Mead's theory, what stage best describes Tony's behavior? A. The imitation stage B. The game stage C. The play stage D. The fantasy stage

67. ## Scoiolgy

s Which of the following would be the best example of a total institution? A. A mental hospital B. A private university C. A parochial school D. A baseball team A

68. ## Math 120

Drop a stone in a well, the sound is heard 17 seconds later. How deep is the well in feet

157. ## math

determine the intervals for which the curve r(t)=4sin^3(t)i+7cos^3(t)j is smooth on [0,2π

158. ## Chemistry

dose the gasoline react with HCL 28%? if OK, what is its equation? Thanks

159. ## math

train a moving at 30km/hr passes station at 08:00.A train B travelling the same way at 45km/hr passes this station at 08:30, at what time will train B overtake A please can someone explain to me

160. ## algebra

George has 25 marbles. he wants to divide them into two amounts hat show a ratio of 2:3 how many marbles are in each group?

161. ## math ratio

a:b=2:3,b:c=5:6 and c:d=3:8. FIND THE RATIO A:B:C:D.

162. ## Statistics

A simple random sample of 27 adult mice has a length standard deviation of 0.66 mm. Using a 0.10 level of significance, does it appear that these mice come from a population with a length standard deviation of 0.87 mm?

163. ## Economics

what are welfare payments or consumer subsidies?

164. ## MATHS

SOLVE X/2+2Y/3=-1 AND X-Y/3=3USING SUBSTITUTION AND ELIMINATION METHOD

165. ## science

a decrease in food miles will likely increase the environmental impact of any given food points. True or false

166. ## math

Formerly 1/6 of a pie cost 20 cents.Now the price of 1/8 of a pie is 30 cents.The per cent increase is a. 10% b. 20% c. 33 1/3% d. 50% e. 100% My answer is d, anybody can tell me right or wrong, if wrong tell me the answer 1/6 cost 20 cent 1/8 cost 30 cent

167. ## Math - Trigonomety

A plane is flying at a height of 1000 feet. A passenger on the plane sees a tree and realizes the angle of depression to the top of the tree is 15 degrees and the angle of depression to the bottom of the tree is 25 degrees. How tall is the tree?

168. ## Statistics

The claim that "38% of those persons who retired from an industrial job before the age of 60 would return to work if a suitable job was available," is to be investigated at the 0.02 level of risk. If 86 out of the 200 workers sampled said they would return

169. ## english

tell me some points on unsafety of children in school buses and vans

170. ## Math

A model plane flies 18ft per 2 seconds. What is the plane's speed in miles per hour? Round to the nearest tenths.

171. ## grammar

how can I write an acrostic for the world fantasic

172. ## Math

Solve: 5/6x -3=12

173. ## english

I need to make a alternative cover and blurb for the book skellig, I have already done the corve I am stuck on the blurb. Help!!

174. ## Math

Evaluate -3 *x^2+2*y^2 for x=-1 and y=4

175. ## Algebra 1b

An object 8.1 feet tall casts a shadow that is 24.3 feet long. How long in feet would the shadow be for an object which is 19.5 feet tall?

176. ## Math

How many different ways can you write a^(m/n)?

177. ## Math

a random sample of 28 patients across the country had an average cost of 5250 with a standard deviation of 629.at a= 0.025 can it be concluded that the mean is less than 5400

178. ## Psycholohy

One way to measure the validity of a test would be to: you were testing for:

179. ## math

Select the approximate values of x that are solutions to f(x) = 0, where f(x) = -9x2 + 2x + 4.

180. ## The Metamorphosis by Franz Kafka

In "The Metamorphosis" Part 1, Gregor stated that if it wasn't for his parents' debt, he would have given his notice at work long ago. What does this suggest about his transformation? A) It had actually been years in the making. B) It was evident only to

181. ## math

At the end of spring training a football coach discharged 1/5 of his squad and asked the remaining 32 boysw to report on Labor Day. The number of boys on the squad at the end of spring training was a. 40 b. 80 c. 100 d. 120 e. 160 please answer and explain

182. ## English 9

Ok. well i we have to make a poem for Shakespeare birthday and it has to be 2 lines but i have no ideas and its super confusing !

183. ## Physics

If a car engine has a power,P. Write an expression for the time it will take to accelerate from w to 4w. Note that P=wt where t is torque.

184. ## English 9

Like i get that example but unforunutly i wouldnt be able to use that because if she searched she would say im plagiarizing :'( Soo. Would this work P.S. do u see reply if i stay on same question ?? William Shakespeare was literature's Jewel He shouldn't

185. ## math

AOD is a diameter of circle O. The coordinates of points A and D are (-11,-5)and (-3,-5)Find the area of circle O. a. 9 pi b. 16 pi c. 25 pi d. 64 pi e. 116 pi please answer and explain

186. ## math

If the area of a circle is twice the area of a triangle whose base is 4 pi and whose altitude is 4, the radius of the circle equals a. square root 32 b. 2 c. 4 d. 8 e. 32 please answer and explain

187. ## Chemistry

comparing and contrasting why is sodium hydrogen carbonate an effective antacid but sodium hydroxide is not?

188. ## Chemistry

comparing and contrasting why is sodium hydrogen carbonate an effective antacid but sodium hydroxide is not?

189. ## Statistics

What percentage of cats sleep less than 10 hours? What percentage sleep more than 20 hours

190. ## CALC 2

The position of particle P at time t is given by {x=t, y=3t-1} and the position of particle Q at time t is given by {x=4t-(t^2), y=t+1} a) Sketch both paths as well as possible. Be sure to label the paths with the particles (P and Q) traveling on each of

191. ## Science

What contribution does the African elephant make to the world.

192. ## math

is 100 over 1000 10%?

193. ## grammar

In addition to having common personality traits with my mother, I also play the same two instruments my mother did when she was young. How to improve this sentence?

194. ## Statistics

A simple random sample of 27 adult mice has a length standard deviation of 0.66 mm. Using a 0.10 level of significance, does it appear that these mice come from a population with a length standard deviation of 0.87 mm?