# Questions Asked onJanuary 22, 2013

1. ## Math

Emily wants to make a rectangular model with a height of one connecting cube. She wants to make the model in exactly 2 different ways. How many connecting cubes could Emily use to make the model in only two ways

2. ## English

What is the significance of the repetition of the word absurd in the play?

3. ## English

What elements of the Restoration comedy are seen in The Importance of Being Earnest?

4. ## maths

From the top of a cliff 150m high, the angles of depression of two boats are 60 and 30. Find the distance between the boats if they are on the opposite sides of the cliff.

5. ## algebra

the question says: the yearbook committee is distributing yearbooks to students by class. Each class has approximately the same number of students. The table shows number of volunteers who helped to distribute the yearbooks to each of the four classes and

6. ## Chemistry

a sample of hydrogen effuses through a porous container about 9 times faster than an unknown gas. Estimate the molar mass of the unknown gas.

7. ## Math

Again i wrote the question wrong. 4. Classify the triangle with angles measuring 69º, 42º, and 69º. A. right B. equilateral C. isosceles acute D. isosceles obtuse You said isosceles but i didn't know whether it was C or D. Here's one more. 3. Classify

8. ## Chemistry honors

Formula: 2LiOH + CO2 yields Li2CO3 +H2O Suppose a lithium hydroxide canister contains 155grams of LiOH. What mass of CO2 will the cannister be able to absorb? If it is found that after 24 hours of use the cannister has absorbed 102 grams of CO2. What

9. ## math 6

Jordan has as many DVDs as Joseph. If Jordan has 56 DVDs, then how many does Joseph have? 4/5 x 56/1 = 224/5 = 44.40 answer 44 DVD's Is all this correct?

Glenda bought z containers of laundry detergent at $9 each. She gave the cashier$50. a. Find the change Glenda received in terms of z. b. If z = 3, how much change did Glenda receive?

57. ## Chemistry

Prepare 250 cc n/10 KMno4 solution

58. ## English

Word box avenge cede deluge discretion giddy impact intimidate liberate logical misrepresent optional outright rendezvous rotund saunter sluggish subordinate tint variable verge. I'm going to skip some on my paper so I skipped some numbers. 1. By late

59. ## Math

The paper cup would not roll straight. One end was 7cm in diameter, and the other end was 5 cm in diameter. In one roll of the cup, how far would the larger end roll? Use 3.14 for pie

60. ## Physics

Bert is standing on a ladder picking apples in his father's orchard. As he pulls each apple off the tree, he tosses it into a basket that sits on the ground 2.2 m below at a horizontal distance of 1.3 m from Bert. How fast must Bert throw the apples

61. ## world civilization 2

which of the following pairings is correct? Berthe Mariost-cubist, Emile Zola-abstractionist, Vasily Kandinsky-abstract, gustav flaubert-romanticsm

62. ## Intro to Physical Science

A 3-kg stone is dropped from height of 100 m. Find its kinetic and potential energies when it is halfway to the ground.

63. ## mat 140

A football team gained 12 yards on one play, lost 40yards on another, and gained 34 yards on the last play of the first half. They had already gained 345 yards during the half. What was the total yardage gain for the first half?

64. ## physical sciences

two forces of 5n and 7n respectively act on an object. What will the resultant of the two vectors be at maximum??

69. ## pre- algebra

Write a rule for the linear function in the table. x f(x) 1 3 2 2 3 1 4 0 A. f(x) = 4x B. f(x) = x – 4 C. f(x) = x + 4 D. f(x) = 4 – x

70. ## math

One hundred six of the two hundred sixty three students in the auditiorium were boys. How many girls were in the auditiorium

71. ## math

Marie bought 8 pounds of applesbfor 0.82 per pound and paid for them with a ten dollar bill. How much should she get back in change

72. ## chemistry, ap chemistry

At 800 K the equilibrium constant for I2(g) 2 I(g) is Kc = 3.1 10-5. If an equilibrium mixture in a 10.0-L vessel contains 3.56 10-2 g of I(g), how many grams of I2 are in the mixture?

73. ## Physics

A 2kg mass, initially at rest, is shot from a spring (k=550N/m) which is compressed by 1.3m. The 2kg mass hits a stationary 6kg mass (the actual collision lasts 0.02seconds). After the collision the 2kg mass is travelling 11m/s to the left. To the right of

74. ## Chemistry

Adding 1.530x10^3 J of electrical energy to a constant-pressure calorimeter changes the water temperature from 20.50C to 21.85C. When 1.75g of a solid salt is dissolved in the water, the temperature falls from 21.85C to 21.44C. Find the value of qp for the

75. ## math

Mrs.fairweather has placed 10 tiles in a bag.one are red,some are blue,and some are yellow.how many different combination of the colors are possible?

76. ## home economics

societies choose what share of their resources to devote to consumption

77. ## chemistry

the aqueous solution of copper sulphate & zinc sulphate appear how

78. ## math

The stadium capacity allows for players, radio and newspaper reporters, and stadium workers in addition to spectators. How many of these people could be at a game? Victory Stadium: Stadium Capacity - 42,500 General Admission Seating - 31,750 Reserved

79. ## Math

An estimate of the mass of a new, unsharpened pencil is about __________. I think it's about 35 grams? Fill in the blanks. A good reference to use when estimating the mass of a small object is _____. It has a mass of about_________. Thank you!

80. ## Chemistry

What is the osmotic pressure formed by dissolving 50.8 mg of aspirin (C9H8O4) in 0.200 L of water at 18°C?

81. ## Physics

A ball rolls off the edge of a balcony at 8.0 m/s. Find its speed after 3.8 s in the air. Use g = 10. m/s2 and enter m/s as unit.

82. ## precal

If the half-life of a certain radioactive substance is 2000 years, estimate how many years must elapse before only 35% of the radioactive substance remains?

The stadium capacity allows for players, radio and newspaper reporters, and stadium workers in addition to spectators. How many of these people could be at a game? Victory Stadium: Stadium Capacity - 42,500 General Admission Seating - 31,750 Reserved

84. ## critical thinking

Why is Wikipedia acceptable as a quick reference but not for research?

85. ## AP Chem

What is the freezing point in degrees Celsius of a solution prepared by dissolving 11.3 (g) of calcium nitrate in 115 (g) of water? K of f for water is 1.86 degrees Celsius/m

86. ## Physics

3. The quantity 0.850kg of ice at -20 degrees Celsius is added to 1.100kg of water in an aluminum Calorimetry cup at 7 degrees Celsius. The mass of the Calorimetry cup is 0.250kg. Use your knowledge of specific heats and latent heats to determine the

87. ## math

what is the unit rate 3 for 5

88. ## Chemistry :(

Calculate the molality, % percent composition by weight, and the mole fraction of HCl in an aqueous 12M HCl solution that has a density of 1.20 g?mL Please help :(

89. ## Math

The metric ton of CO2 product per gallons of gas can be calculated with the following. 8.78 x 10-3 metric tons of CO2 are emitted per gallon of gas. Let say the gallon of gas is 1288. Would the CO2 produced be around 11.3 tons? Thanks

90. ## math

If the perimeter of a square is 3 feet, how many inches long is each side of the square?

Which of the following ratios are equivalent to five-twentieths? (Hint: There is more than one equivalent ratio.)

92. ## math

katie is 4 years younger than sylvia. let k represent katie's age and let s represent slyvia's age.

93. ## maths

Third term is 7&7th term is 2 more than 3 times its 3rd trem

94. ## Penn Foster

Which of the following is true with regards to the Navigation Acts by the eighteenth century? A. In general, the colonists despised the acts and smuggling was rampant. B. The colonists became used to buying and using British goods. C. The acts replaced the

95. ## math

I've been asked to practice writing statistical questions about different topics by conducting a survey or experiment. I understand how to write them by conductin a survery but having trouble understanding what is meant by experiment. For instance of of

Account for the following observation: 1)Ammonia is exceptionally soluble in water. 2)Hydrogen fluoride ,HF, has a higher boiling temperature than methane, CH4. 3)The boiling temperature of ammonia (NH3)is -33˚C but that of phosphine (PH3) is -88˚C

97. ## Pre algebra

On a map the scale is 1 cm:50 ft. The distance between the post office and the fountain is 6 cm. What is the actual distance?

98. ## simples interest

400 principal at 6% rate for 6months

99. ## maths-urgently needed

From the top of a cliff 150m high, the angles of depression of two boats are 60 and 30. Find the distance between the boats if they are on the opposite sides of the cliff.

100. ## Math

The ratio of the maximum speed of Car A to the maximum speed of Car B is 2:3. Explain whether Car A or Car B is faster.

101. ## Thermodynamics

Derive the general expression for the work per kilomole of a van der waals gas in expanding reversibly and at a constant temperature, T, from a specific volume V1 to a specific volume V2.

102. ## math

Erica had 7/8 of a pizza left. Her friend ate 1/6 f the pizza that was left. What fraction of the whole pizza did her friend eat? PLEASE HELP!

103. ## math

Sheila has a 12 gallon gas tank in her heavily packed van. On a recent trip she drove a total of 90 miles with the air-conditioner on the entire way. The gas gauge read exactly 3/4 of a tank at the start of the trip, and exactly 1/4 of a tank at the end of

104. ## Chemistry

Four ice cubes at exactly 0 ^\circ {\rm{C}} having a total mass of 55.0g are combined with 110g of water at 77^\circ C in an insulated container. Part A If no heat is lost to the surroundings, what will be the final temperature of the mixture?

105. ## Physics

A hockey puck is hit on a frozen lake and starts moving with a speed of 13.80 m/s. Exactly 6.7 s later, its speed is 7.10 m/s. a) what is the puck's average acceleration? b) what is the coefficient of kinetic friction between the puck and the ice?

106. ## World History

What was the effect of expanding voting rights?

107. ## Math

A plane leaves Boston at 10 am (Boston time) and flies non-stop to LA, 2700 miles away, at 580 miles per hour (mph). On the same route, a second plane is flying non-stop from LA to Boston at 620 mph. If the second plane lease LA at 10 am (LA time), how

108. ## chem

for 2Al2O3----> 4Al(s) + 3O2 the question is what is the heat change for the formation of 1 mol of aluminum oxide from its elements? Al2O3:-1676.0 O2:0.0 Can someone please explain how to complete this problem step by step please??

109. ## Physics

A 69990 kg locomotive is traveling at 9.86 m/s when its engine and brakes both fail. How far will the locomotive roll before it comes to a stop? (The coefficient of rolling friction is 0.002.)

110. ## physics II

What is the magnitude of the earth's gravitational field at the location of the ISS?

111. ## Chemistry Problem

A student proposes to use visible spectroscopy to measure the kinetics of the permanganate/oxalic acid reaction. The initial permanganate solution was very dark. For a 1 cm sample cell, the absorbance A = 2,500[MnO4]. As a practical rule of thumb, Beer's

112. ## Science

I asked this question before but i wrote it wrong. Here it is agian. What is the warmest area in Arizona during the winter time? Plese help! Thanks for all your help! :)

113. ## English

Explain,in your own words, why the following sentence is a thesis statement, a story, or a topic. Computers allow students to learn better.

114. ## algebra

simplify: (x3)2*x

115. ## Physics

A car sits in the parking lot. Above is a cargo plane, flying horizontally at 61 m/s. At the exact moment the plane is 182 m directly above the car, a crate accidentally falls from its cargo doors. Relative to the car, where will the crate land? Enter m as

116. ## Physics

Brittany throws a slingshot pellet directly at a target that is far enough away to take 0.190 s to reach. How far below the target does the pellet hit? Enter m as unit. How high above the target should she aim? Enter m as unit.

117. ## Finace

1-Discussion: "Securities and Exchange Commission." -Fin 540- Respond to the following: Analyze the steps taken by the Securities and Exchange Commission (SEC) to protect investors who are purchasing stock and make at least one recommendation for an

118. ## Physics

Harry and Hermione look from their balcony to a swimming pool below that is 12.0 m from the bottom of their building. They estimate the balcony is 30.0 m high and wonder how fast they would have to jump horizontally to succeed in reaching the pool. What is

119. ## computer information

I am tring to find as much information on the digital Divide in the USA?

120. ## physical

A wheel has radius of 0.25 m rotating at 2.08 rad/s. What is the tangential speed of a particle at its edge

121. ## SpanishHELP? :/

B. Conjugate the verb in the right form to complete the sentences. 6. ¿Cómo ____________ (ser) su casa ideal? 7. ¿A quién ____________ (regalar) tú una caja de chocolates? 8. ¿Qué ____________ (pedir) yo en un restaurante vegetariano? 9. A nosotros

122. ## math

How do you write a system of linear equations in two variables? Explain this in words and by using mathematical notation in an equation.

123. ## Physics

A car sits in the parking lot. Above is a cargo plane, flying horizontally at 61 m/s. At the exact moment the plane is 182 m directly above the car, a crate accidentally falls from its cargo doors. Relative to the car, where will the crate land? Enter m as

124. ## biology

why would you like to watch wildlife on television or visit the zoo?

125. ## Physics

A 46.6 kg crate is at rest on a level floor, and te coefficient of kinetic friction is 0.32. The acceleration of gravity is 9.8M/s^2. If the crate is pushed horizontally with a force of 201.67 N, how far does it move in 3.42s? Answer in units of m

126. ## Physics

The pressure of a gas in a cylinder with a movable piston is increased from 45 kPa to 90 kPa. If the temperature is held constant, and the initial volume of the gas in the cylinder is 0.5 m3, what is the final volume of the gas? a. 2 m3 b. 1 m3 c. 0.5 m3

127. ## Pre-Calculus

Solve by using the substitution method 1.x=-3y+4 and 3x+9y=12 3(-3y+4)+9y=12 -9y+12+9y12 0=0 x=-3(0)+4 x=4 Would there be infinite solutions or would it be (0,4)? 2. x=3y-1 and 2x-6y=-2 2x-6y=-2 2(3y-1)-6y=-2 6y-2-6y=-2 0=0 x=3y-1 x=3(0)-1 x=-1 Would there

128. ## Math

What is the average of 4, 12, 23, 11, 5

129. ## math help

The price was reduced from four thousand ,four hundred ninety six dollars to one thousand ,eight hundred ninety three dollars. By how much was the price reduced

130. ## Math

I have to come up with an equation that calculate if I blink my eyes 22 times per 10 seconds, how many times would I blink in 1,000,000 seconds? Need an equation to prove my answer of 2,200,000 times

131. ## Physics

A 0.105 kg baseball is thrown upward with an initial speed of 21.5 m/s. (a) What is the force on the ball when it reaches half of its maximum height? (Disregard friction.) (b) What is the force on the ball when it reaches its peak?

132. ## Physics

A 2.0kg block hang from a vertical spring causes it to stretch by 200cm. If the 2.0kg block is replaced by a 0.50kg mass and the spring is stretched and released, what are the frequency and period of the oscillations? Please help and provide solutions and

133. ## math

On the first day of their 2598 mile trip , the curtis family drove 683 miles.how many more miles do they have to drive until they complete their trip

134. ## geometry

A drug company is testing new toothpaste in 2 flavors, regular and cinnamon. In a sample of 193 people, 121 liked regular, 112 people liked cinnamon, and 46 liked both.

135. ## Math

The table below shows the relationship between the number of cafeteria tables and the number of seats for students Number of tables n, 3 5 7 9 11 Number of seats s 36 60 84 108 132 3n 36s 5n 60s 7n 84s 9n 108s 11n 132s Which equation could be used to

136. ## science

What is the gravitational potential energy of a 2kg ball on planet earth raised 15 meters in the air?

137. ## Physics

The pressure of a gas in a cylinder with a movable piston is increased from 45 kPa to 90 kPa. If the temperature is held constant, and the initial volume of the gas in the cylinder is 0.5 m3, what is the final volume of the gas? a. 2 m3 b. 1 m3 c. 0.5 m3

138. ## College chemistry

A farmer applies 13.50 kg of a fertilizer that contains 10.0% nitrogen to his fields each year. Fifteen (15.0%) percent of the fertilizer washes into a river that runs through the farm. If the river flows at an average rate of 0.265 cubic feet per second.

144. ## MATH

HOW MANY BARERELS OF OIL EQUALS 5,750,000 GALLONS

145. ## Physics

The pressure of a gas in a cylinder with a movable piston is increased from 45 kPa to 90 kPa. If the temperature is held constant, and the initial volume of the gas in the cylinder is 0.5 m^3, what is the final volume of the gas? a. 2 m^3 b. 1 m^3 c. 0.5

146. ## MATH

100 employees leave a business that originally included 2000 employees. What percentage of the original number of employees did NOT leave?

147. ## Pre Calculus 12

Im going over my pre calculus 12 exam, and I need help with one question from the chapter Transformations of graphs and stuff. Combining Transformations 2y = f(5x-10)+8 The original points are (4,6) and the new points I got by translating it and stuff are

148. ## math

Tom was engrossed in his 340 page book. He stopped on page 127 at noon to eat lunch he stopped on page 253 to eat dinner.how many pages did tom read during the afternoon?

149. ## probability

for a small regional airline, the number of claims for missing luggage averages 70 per week. a. what is the probability that on a given day, there are fewer than 3 claims made against the airline? b. what is the probability that there are more than 3

150. ## Finace

2-Discussion: "IPO." -Fin 540- Respond to the following: Based on what you found in the e-Activity, discuss how the IPO will impact the company you selected (in terms of both good and bad), provide specific examples to support your response.[200 words]

151. ## algebra

the number of locust doubles every minute and the skies were full after one hour, when were the skies half full?

152. ## Chemistry

Prepare 250 cc n/10 KMno4 solution

195. ## pre algebra

Solve: 5 4/5+6 3/5

196. ## least to greatest

1/5, 1/6, 5/10

197. ## Physical Science 8th grade

How does metallic bonding contribute to Luster, Heat conductivity, Ductability, and malleability?

198. ## MATH

If an elevator can hold up to 12 people, what is the minimum number of upward trips necessary in order to carry 42 people from the first floor to the top floor?

199. ## math

Solve: 5 4/5+6 3/5

200. ## math6

Do I round 44.40 to 44 or 45 ? I am thinking 44 ?

211. ## Math

2- digit number. There are nine tens. The sum of its digits is 12. What is the number?

213. ## Chemistry

How do you draw Al2 + O2

214. ## bHMItFcLkUKMSDiXwKy

perfectly. It informational resource, I'll bookmark it and visit it again!

215. ## Government & Politics

Which of the following statements regarding the case, McClesky v. Kemp (1987), is TRUE? The Court upheld the constitutionality of the death penalty. The Court ruled that the death penalty did not violate the Fourteenth Amendment simply because minority

216. ## pre algebra

Solve: 5 1/8-1 7/8

240. ## Calculus

Instructions were evaluate the integral. (x/1-x^4) dx I know that this form is the tanh inverse 1/1-x^2 but not sure how to substitute and start this problem. Please Help.

241. ## science

the name given to the type of DNA found in telomeres

IS AN ATOM AN ELEMENT

243. ## Math

A roof has an agle of 32 degrees. If the lenght of the base of the roof is 48 ft, how tall is the roof?

244. ## math

I asked this question before and I was told my work was correct by my friend insists she is correct HELP I did translate and simplify"six less than twice the sum of a number and three" choices are A)-2x b)2x c)-2x+9 d)2x-3 I set it up 2(x+3)-6 2x+6-6

245. ## math

if there is 4 gallons of blue paint and 3 gallons of yellow paint how many gallons of each color would you need to paint 4 bedrooms

246. ## math

On the first day of their 2598 mile trip , the curtis family drove 683 miles.how many more miles do they have to drive until they complete their trip

247. ## chemistry

TO HAC SOLUTION (02M 100ml) we add NaOH (0.12M 80ml) what is the ph (answer: 4.71)

248. ## working in a pharmacy

understanding terms used in the pharmacy will enable you to a.impress the pharmacist b.identify your customers real condition c.explain the effects of perscription medicines to your customer d.prescribe a drug to ease your customers condition my answer is

249. ## pre algerba

Tom was engrossed in his 340 page book. He stopped on page 127 at noon to eat lunch. He stopped on page 253 to eat dinner. How many pages did tom read during the afternoon

250. ## Lit

Sterling Browns Riverbank Blues. Who do you think Brown wrote this for and who was the audience?

251. ## math

Marie bought 8 pounds of apples for 0.82 per pound and paid for them with a ten dollar bill. How much should she get back in change

252. ## English

Which is proper grammar? 1.)The maid comes in and does the massage. OR 2.)The maid comes in and do the massage. I personally think it is the first one, but i need your opinion.

253. ## Pre Calculus 12

I also do not get these inverses questions y = 5(x-3)^3 x = 5(y-33)^3 I divided 5 on both sides and got 1/5x = (y-3)^3 Then do I cube root the 1/5x or something to get rid of of the cubed on (y-3)? Also y = x-2/5x-3

254. ## Pre-Calculus

I have to use the substitution method to solve the system of equations. 4x-y=9 and 2x+3y=12 I worked this problem myself and could not find a possible solution. So I put that it is inconsistent. Is that correct? If not could you please help me?

266. ## Calculus

Find the derivative w/ respect to x: g(x) = ln(sec(x))

267. ## Math

The Monahans have 21 meters of fencing with which to enclose a garden. If they plan to make the garden twice as long as it is wide, what is its maximum width?

268. ## SpanishHELP? :/

Can Someone help me put my answers in spanish? Thanks? ¿Alguna vez has comido insectos? Answer:No I never have. I have bugs! ¿Cuánto tiempo has estudiado español? Answer:I've studied spanish for about two years now. ¿Habías estudiado en una "escuela

269. ## general chemestry

A 55-year-old woman visits a popular eatery for lunch. She orders a cheese and bacon pizza with extra cheese and has about 3 large glasses of cola (ph value 3). On the way back home, she experiences heartburn and abdominal pain, and has difficulty

270. ## mt450

Now that you have turned in your Simulation Final Project paper, the next step is to turn in your PowerPoint presentation of it. In the workplace, presentations like this play a key part in conveying marketing plans. Presentation requirements: • A

271. ## math exam prep question

determine the quadratic equation with x-3 sqrt of 2 and -3 sqrt 2 in the form ax^2+bx+c=0?? How do you do this I do not know how to..please explain Thanks!

272. ## CALCULUS-plz!!!!

Find derivative w/ respect to x: y=x^5/(1-x)ã(x^2+2) (hint: there is an easy way and a hard way!)

273. ## chemistry

is a element an atom?

274. ## math exam prep question

how do u do 9x^2-30xy+2y^2 ?

275. ## pre algebra

Solve: 5 1/8-1 7/8

276. ## spanish

¿Cómo se llama tu maestra favorita y Qué clase enseña?

277. ## calculus 1

Evaluate the limit limit t^4 − 625/t^3 − 125 t → 5

278. ## Physics

A football is kicked 65 m. If the ball is in the air for 4.3 s, find its horizontal velocity vx. Enter m/s as unit and use g = 10. m/s2. What is its initial vertical velocity vy? Enter m/s as unit. With what initial speed was the football kicked? Enter m/s

279. ## ENGLISH - COMPOUND SENTENCES? HELP!

Can anyone tell me which of the following sentences is a compound sentence? A. Charlie said it’s cold outside but hot in his bedroom. B. Jared enjoys eating eggs and bacon for breakfast. C. Sierra can’t decide between the blue and the black shoes. D.

280. ## math

10+2n=8n-8(+8)

281. ## Math

Find the general solution F(x,y)=C of the differential equation: (-3(x^2)y-8x)dy+(-3xy^2-8y)dx=0 Where F(x,y)=___________________

282. ## math help

Tom was engrossed in his 340 page book. He stopped on page 127 at noon to eat lunch. He stopped on page 253 to eat dinner.How many pages did tom read during the afternoon