# Questions Asked onMarch 12, 2013

1. What is the simplified form of squared root 140? A.) 4 to the square root of 35 B.) 10 to the square root of 14 C.) 2 to the square root of 70 D.) 2 to the square root of 35 Please show me how to do this Thank You

2. ## Math: Probability

1. Which of the following is an example of a dependent event? (1 point) flipping two coins rolling a number cube and spinning a spinner choosing two scoops of ice cream choosing a cookie at random, eating it, and then choosing another at random 2. Which of

3. ## Improving Vocabulary Skills

Can you help me with the ten words to fill in each blank on Improving Vocabulary Skills Chapter 13, 14, 15, 16, 17 for the Final Check 2?

4. ## Physics

A transport plane takes off from a level landing field with two gliders in tow, one behind the other. The mass of each glider is 700 {kg}, and the total resistance (air drag plus friction with the runway) on each may be assumed constant and equal to 2100N

5. ## algebra

volume of cone varies jointly as square of its radius and its height if volume of a cone is 27pie cubic inches when radius is 3 inches and height is 9 inches find volume of a cone when radius is 4 inches and height is 3 inches

What is the simplified form of square root 48n^9? I think the answer is: 3n square root 4n^8. Thank You

7. ## venn diagram

In a marketing survey involving 1,000 randomly chosen people, it is found that 630 use brand P, 420 use brand Q, and 210 use both brands. How many people in the survey use brand P and not brand Q? dont tell me the answer just tell me how to do it

8. ## math

What are the next two numbers in this pattern? 88 44 64 32 52 _ _

9. ## Chemistry

A sample of nitrogen containing 1.5x10^23 molecules has the same number of molecules as a sample containing A. 1.0 mole of H2 B. 2.0 moles of He C. 0.25 mole of O2 D. 0.50 mole of Ne

10. ## physics

A telescope has an objective with a refractive power of 1.20 diopters and an eyepiece with a refractive power of 220 diopters. What is the angular magnification of the telescope?

11. ## math

The bases on a baseball diamond are 90 feet apart. How far is it from home plate to second base? Please explain

12. ## algebra

Find the distance, d,across the river. Assume that the ratio of d to 90ft is the same as the ratio of 100ft to 50ft

13. ## earth

how does the water cycle ensure that we have water.

14. ## Math

Of 30 students, 12 play football, 17 play soccer, and 5 play both, how many play neither?

15. ## Chemistry

A sample of nitrogen containing 1.5x10^23 molecules has the same number of molecules as a sample containing A. 1.0 mole of H2 B. 2.0 moles of He C. 0.25 mole of O2 D. 0.50 mole of Ne

16. ## Pre-Algebra

1) Find the surface area for a sphere with a radius of 10 feet. Round to the nearest whole number. a. 1,256 ft2 b. 4,189 ft2 c. 1,089 ft2 d. 1,568 ft2 2) Find the volume of a sphere with a radius of 10 feet. Round to the nearest whole number. a. 1,257 ft3

17. ## Algebra

you trim a large square picture so that you could fit it into a frame. you trim 3 inches from the length and 2 inches from the width. the area of the resulting picture is 56sq in what was the perimeter of the original large square picture?

18. ## math

a person can copy the final exam in 28 minutes using a new copy machine. using an old copy machine, it takes 70 minutes. if both machines are used, how long will it take to complete the job

19. ## algebra

a model rocket is shot straight up from a roof the height at any time t is aproximated by the model h=-t(squared) +3t+28,where h is the height in metres and t is the time in seconds . When does the rocket hit the ground?

20. ## Physics

An aluminum ring of radius 5.00 cm and resistance 2.00 10-4 Ω is placed around the top of a long air-core solenoid with 997 turns per meter and a smaller radius of 3.00 cm, as in the figure below. If the current in the solenoid is increasing at a constant

21. ## Chemistry

Use activity coefficients to find the concentration of hydrogen ions in a solution of 65.0 mM butanoic acid and 0.01 M NaCl. The ionization constant of butanoic acid is Ka = 1.52 × 10-5. Take the size of C3H7COO– to be 500 pm. Find [H+], pH, and alpha.

Which radical expression is in simplified form? A.) 11y/3 square root *B.) square root of 6/5y C.) square root of 17/square root of 4 D.) square root of 25/81 Thank You

36. ## math

which would be the approximate metric equivalent to 7 inches? a) 0.63 mm b) 1.4 m c) 12 dm d) 18 cm

37. ## Physical chemistry 2

50 ml of 0.02M acetic acid is titrated with 0.1M NaOH.Calculate the pH of the solution when 10ml of NaOH is added

38. ## Math

How do you change 5x15 into distributive property?

39. ## Science

1. Acceleration involves a change in ____. (1 point) speed velocity displacement direction 2. Which of the following statements about acceleration is true? (1 point) Like velocity, acceleration has a direction. Your acceleration is positive when you speed

40. ## launguage

Read the following excerpt from “All Together Now”: What can parents do? We can put our faith in young people as a positive force. I have yet to find a racist baby. Babies come into the world as blank as slates and, with their beautiful innocence, see

41. ## math

sean takes 8 hours to stain a deck then michelle. together it takes them 4.2 hour to complete the work. how long would it take sean to stain the deck by himself

64. ## Math

HIIIIIIIIII!!!!!!!!!!! A television set may be described in terms of the diagonal measure of its screen. If a TV screen is 16 inches by 12 inches, what is the length of its diagonal?

65. ## algebra...

In a school, there are 4 more students in Class A than in Class B, and 4 more students in Class B than in Class C. As a reward for good behavior, a teacher decides to give out some sweets. Every student in class C got 5 more sweets than every student in

66. ## Chem

How many moles of gas are in a 30 liter scuba canister if the tempature of the canister is 300 k and pressure is 200 atmospheres?

67. ## science

what is the momentum of a 0.60 g bumble bee flying at 15km/h

84. ## Chemistry

2H2O --> 2H2 + O2 if 30 mL of hydrogen in the above reaction, how many milliliters of oxygen are produced?

85. ## Spanish

Que te gusta hacer? My choices are (A).A mi tambien (B).No,no me gusta. (C).No,me gusta Tampico. (D).Me gusta montar en monopatin

86. ## Geometry

Given: segment BD bisects angle ABC; AB=BC. Prove: triangle ABD congruent to triangle CBD

87. ## Physics

A force is applied to a door at an angle of 56.8° and 0.34 m from the hinge. a) What force produces a torque with a magnitude of 2.18 N·m? b) How large is the maximum torque this force can exert?

88. ## Trigonometry

ABC is a non-degenerate triangle such that 2\sin \angle B \cdot \cos \angle C + \sin \angle C = \sin \angle A + \sin \angle B, what is the value of \lfloor 100 \frac {AC}{AB} \rfloor ?

96. ## chemistry

a 23.8 g sample of unknown metal heated at 100 degrees c is placed in 50.0 mL of water at 24 degrees c resulting in 8.5 c temperature increase. What is the specific heat of the metal

97. ## QSO 510

The Newox Company is considering whether or not to drill for natural gas on its own land. If they drill, their initial expenditure will be $40,000 for drilling costs. If they strike gas, they must spend an additional$30,000 to cap the well and provide the

98. ## math

How many distinct 3 digit odd integers are there? Distinct meaning none of the digits repeat.

99. ## Biochem

5. The glass electrode used in commercial pH meters gives an electrical response proportional to the concentration of hydrogen ion. To convert these responses to a pH reading, the electrode must be calibrated against standard solutions of known H+

100. ## Statistics

*Give all probabilities to two decimal places. Three daily newspapers are published in a large city. Suppose we have the following facts about the people in the city: 60% read Newspaper A. 34% read Newspaper C. 72% read Newspaper A or Newspaper B. 18% read

101. ## english- main idea full

A hurricane is a very powerful storm. It is a cyclonic storm, which means that it has a circular pattern within the hurricane within the hurricane. The name hurricane refers to storms that startover the Atlantic Ocean or eastern Pacific Ocean. For example,

102. ## Physics

A capacitor consists of two concentric spherical shells. The outer radius of the inner shell is a=0.43 mm and the inner radius of the outer shell is b=2.2 mm . (a) What is the capacitance C of this capacitor? Express your answer in Farads. incorrect (b)

103. ## physics

wonder waves in shallow yellow dA.isc are 6.0 cm long. at one point, the water oscillates up and down at a rate of 4.8 of oscillations per second. A. what is the speed of the water waves? B. what is the period Of water waves?

104. ## geometry

ABCD is a trapezoid with AB parallel to DC. If AB=25, BC=24, CD=50 and AD=7, what is the area of ABCD?

105. ## Calculus

a and b are integers that satisfy: \displaystyle \lim_{x \to 1} \frac{x-1}{x^2-ax+b} = -\frac{1}{3}. What is the value of a+b?

106. ## physics

I'm a hurry to go to work today because I forgot to set my alarm clock and woke up late. I'm driving my car very fast, with a velocity of v=40 m/s and coming up to an intersection with a stoplight. When the distance between my car and the intersection is

107. ## Math

James uses a measuring wheel to find the length of a cross-country race course he holds the handle and rolls the wheel along the course.The wheel has a radius of 1 foot and it turns 2,000 times from the beginning to the end of the race course, how long is

108. ## english- main idea

A hurricane is a very powerful storm. It is a cyclonic storm, which means that it has a circular pattern within the hurricane within the hurricane. The name hurricane refers to storms that startover the Atlantic Ocean or eastern Pacific Ocean. For example,

109. ## Government

In which type of colony did strict governors anger the colonists? A. the royal colonies B. the proprietary colonies C. the charter colonies D. the informed colonies

110. ## Chemistry

How many moles of gas are in a 30 liter scuba canister if the tempature of the canister is 300 k and pressure is 200 atmospheres?

111. ## Math

The total resistance of two circuits in parallel is 15 ohms and one circuit has five times the resistance of the other, find the resistance of each circuit. Use 1/R=1/R1+1/R2. R1 and R2 are two individual resistances. a)Find the smaller resistance b)Find

Ron's car has a 12-gallon gas tank. If gas costs $1.45 per a gallon, how much will it cost to fill the tank? asked by ashanti 113. ## university chemistry many cola soft drinks contain caffeine and benzoic acid (pKa 4.2), explain how you would isolate separately pure caffeine and benzoic acid from an aqueous solution containing both compounds asked by angela 114. ## Physics A ball is dropped from a height of 20m. When it bounces, it rebounds with a speed that is one half of the speed at which it hits the ground. How high does it bounce? asked by Sam 115. ## Calculus A magic tank starts out 4 inches in length, 4 inches wide, and 12 inches deep. As the tank is filled, it magically expands proportionally keeping it rectangular form just big enough to hold the liquid. If the liquid is being pumped into the tank at 8 cubic asked by John 116. ## AS machanics A particle P of mass 2kg is attached to one end of a light rod of length 0.5m which is free to rotate in a verticle asked by Lynn 117. ## Physic An aluminum ring of radius 5.00 cm and resistance 2.00 10-4 Ω is placed around the top of a long air-core solenoid with 997 turns per meter and a smaller radius of 3.00 cm, as in the figure below. If the current in the solenoid is increasing at a constant asked by John 118. ## Calculus Consider the ellipse plotted by x^2+9y^2=9. Find the y-coordinate of the point on the ellipse that is farthest from the point (0,1). Your answer should be expressed as a fraction of whole numbers. asked by Joe 119. ## chemistry Use molecular orbital theory to predict whether the bond order in the superoxide ion, O2-, should be higher or lower than the bond order in neutral O2 molecule. Is the bond order of O2- higer or lower than that of O2? asked by adex 120. ## maths-surface area The diameter of a road roller is 140cm and its length is 2.2m. It takes 400 complete revolutions to move over to level a stretch of a road 2.2m wide find the surface area of stretch of road leveled in m sq. asked by anoynomous 121. ## math Willem bought a jacket on sale. The price was 40% off the original price of$60. How much did he pay? Please answer and explain.

The infamous Wile E. Coyote has been chasing the Roadrunner again. His latest idea for a trap involved launching an enormous boulder (about 16ft in diameter) up to a height of 750 ft, hoping that it would come down crashing on the unsuspecting Roadrunner.

123. ## Physics

Ten meters away from a long straight wire, the field is 10-4 (10 to the negative four) Tesla. What current flows through the wire? I know the answer is 5.0kA but I am not sure what formula to use.

124. ## stats

Which test should be used one samples t test, independent samples t test or dependent samples t test You may have heard that eating salt can influence people’s weight. Assume that the normal weight of 20-year-old females is 150 pounds. You obtain a

125. ## PHUSICS

An old English nursery rhyme starts off "Jack and Jill went up the hill to fetch a pail of water". If the hill is 10 m high and Jack weighs 700 N, how much work in Joules did Jack need to do to get to the top of the hill?

126. ## medical coder

location inpatient hospital patient russell shergrud attending physician gregory dawson,md preprocedured diagnosis acute respiratory failure postprocedure diagnosis acute respiratory failure procedure performed intubation with a #8 endotracheal tube. what

127. ## Algebra

How many ordered pairs of solutions (a, b) are there to \frac{a}{b} - \frac{b}{a} - \frac{2}{a} - \frac{2}{b} = 0, where a and b are integers from -100 \leq a,b \leq 100?

128. ## Physics

You launch a model rocket up into the sky. Right after launch the rocket is accelerating upwards at 10~m/s^2. What is the magnitude of the net force in Newtons on the rocket if the rocket has a mass of 0.1 kg?

129. ## Physics

Electrons are accelerated to reach a kinetic energy of 250 eV (= 4.0 x 10-17 J). If the acceleration is done in a distance of 0.20 m, what is the magnitude of the electric field causing the acceleration?

130. ## accounting

13. A drawback to using _______ when inventory costs are rising is that the company reports lower net income. A. LIFO B. FIFO C. specific-identification costing D. average costing 14. The balance sheet format that lists assets

131. ## math

Jane painted a 12ft. x 12ft. mural in 45 minutes. How long will it take to paint a 15ft. x 16ft. mural?

132. ## Math

Ms Washington buy a refrigerator that is 6 feet high, 3feet deep and 4 feet wide ,how many floor space does she need to fit the refrigerator

133. ## Math

The legs of an isosceles triangle measures 2x^4+2x-1 units. The perimeter of the triangle is 5x^4-2x^3+x-3 units. Write a polynomial that represents the measure of the base of the triangle.

134. ## Math

A piece of wood is 8 ft long is to be divided into two pieces where one of the two is twice as long as two feet less than the other piece. What are the sizes of the two parts

135. ## chemistry

what volume of oxygen at STP is required to affect complete combustion of 200cc of acetylene and what would be the volume of co2 formed?

136. ## chemistry

Construct the correct structure for AsClF42-. You can begin by selecting an option from the menu on the right, then by filling in atoms and electron pairs (ep, if any) into the appropriate locations. Please construct the molecule such that the dipole is

137. ## physics

wonder waves in shallow yellow disc are 6.0 cm long. at one point, the water oscillates up and down at a rate of 4.8 of oscillations per second

138. ## HIstory HELp!!

Please help with history? I have a project where I have to find the primary and or secondary source of today's time. The questions are 1.what is the context of the primary/secondary source that you have discovered? 2.what do you believe this reveals about

139. ## Math

If there are 12 square tiles and each tile measure 1 foot on each side ,how many non congruent rectangle can you make.Each rectangle must use all 12 tiles

218. ## Physics

A ball is dropped from a height of 20m. When it bounces, it rebounds with a speed that is one half of the speed at which it hits the ground. How high does it bounce?

219. ## Algebra

Find the largest possible real value of \sqrt{(x-20)(y-x)} + \sqrt{(140-y)(20-x)} + \sqrt{(x-y)(y-140)} subject to -40\leq x \leq 100 and -20\leq y \leq 200.

220. ## chemistry

1L of a buffer composed of acetic acid and sodium acetate has a pH of 4.3 (total molarity=0.0774) what is the capacity of 200mL of the buffer to survive an addition of HCl without changing by more than 0.4 pH units? i am so lost please help! i know you use

221. ## Lang Arts! HELP!

Jaws of the Water ACT TWO At rise we see DAD, TINA, and MARK rushing in and out of the living room. Each enters carrying important items—such as sleeping bags, rain gear, and gallons of water—sets them down, and exits. All three come in together, and

222. ## physics

A charged particle with a charge-to-mass ratio of |q|/m = 5.7 × 108 C/kg travels on a circular path that is perpendicular to a magnetic field whose magnitude is 0.86 T. How much time does it take for the particle to complete one revolution?

223. ## English

Posted by rfvv on Tuesday, March 12, 2013 at 5:35pm. Posted by rfvv on Monday, March 5, 2012 at 7:39pm. Try hard to succeed. (What is the part of speech of 'to succeed'? Is 'to succeed' the object of the verb 'try'? Or is 'to succeed' the adverbial phrase

224. ## Geometry

7 points are placed in a regular hexagon with side length 20. Let m denote the distance between the two closest points. What is the maximum possible value of m?

225. ## Calculus

A train driver is driving along and he suddenly puts on the brakes. After he holds the brakes for t seconds, the train's sliding distance can be measured as d(t) = 30t - 0.6t^2 (in meters). When the train stops, how far did the train slide (in meters)

Jnaet took out a loan of $50,000 from Bank of America at 8 percent on March 9, 2006 which is due on July 8, 2006. Using exact interest, the amount of Janet's interest is? asked by Susan 227. ## Math List all 2 digit numbers for which the sum of the digit is 5 asked by Zack 228. ## maths Find the area of an equilateral triangle whose base is 10 cm. asked by Shane 229. ## Geometric Sequence The product of the first five terms of a geometric progression is 32. If the fourth term is 17, compute the second term. asked by Will 230. ## Math List all 3digit numbers for which the sum of the digit is 3 asked by Zack 231. ## math x^2-4x+32=0. would the final answer be 2 +or- 2 sqrt7 ? asked by Robin 232. ## math what is the probability that two dice numbered 1-6 will roll 7 asked by bones 233. ## The principles of color The word red describes the -------- of a color A. Hue B. value C. Intensity D. Shade asked by Anonymous 234. ## French Imparfait In the imperfect form of this: the nous version wouloir do you take off the IR and the O or just the IR? What would it be? asked by Bryce 235. ## Quantum Physics Alice and Bob share a state a| + +> + b |- -> , where the first qubit is Alice's and the second qubit is Bob's. Alice measures her qubit in the standard basis and sends the measurement outcome to Bob. If Bob wants his qubit to end up in the state a |0> + b asked by JAY 236. ## Physics Consider a capacitor made of two square plates of side 'l' . The distance between the two plates is 'd'. a) We insert a dielectric of dielectric constant K>1 and width l, a distance x (as in the diagram). What is the total capacitance of this arrangement? asked by Phy 237. ## Quantum Physics Alice and Bob share a state a| + +> + b |- -> , where the first qubit is Alice's and the second qubit is Bob's. Alice measures her qubit in the standard basis and sends the measurement outcome to Bob. If Bob wants his qubit to end up in the state a |0> + b asked by Tony 238. ## bio chem Explain how to prepare 1L of a buffer at pH 7.4 using 1M hypochlorous acid (Ka = 3.5 x 10-8) and a 1 M NaOH solution. Indicate the volume of hypochlorous acid and sodium hydroxide to use. pH = pKa + log ([A-]/[HA]) Ka= [H+][A-]/[HA] Molarity = moles/L asked by Anonymous 239. ## Physics A very long cylindrical capacitor consists of two thin hollow conducting cylinders with the same axis of symmetry. The inner cylinder has a radius a, the outer one has a radius b. You may ignore end effects. (a) Fig. 1 (b) Fig. 2 (a) What is the asked by P 240. ## Math You have 12 square tiles,each tile measures 1 foot on each side,how many non congruent rectangles can you make ?,each rectangle must use ll 12 tiles asked by Tim 241. ## math most credit cards require that you pay a minimum monthly payment of 2% of the balance. Based upon a balance of$5,270.00 what would the minimum payment be?

bill is replacing the grass in his yard with cement .the yard is 300m long and 100m wide. if cement is 15cents per cm how much would it cost?

243. ## Physic

A pickup truck has a width of 78.9 in. If it is traveling north at 36 m/s through a magnetic field with vertical component of 33 µT, what magnitude emf is induced between the driver and passenger sides of the truck?

244. ## English

How to put these in a compound sentence? Simple-Dolphins are very intelligent, social creatures. Simple-Katy is thinking she might like to become a marine biologist one day

245. ## calculus

Suppose f satisfies the differential equation dy/dx=y+1 and f(0)=1. In other words, f′(x)=f(x)+1 and f(0)=1. Use Euler's method with a step size of 0.5 to approximate f(1.5).

246. ## Geometry

Point M is the midpoint of the line equation ABMC. Which of the following is not true? (1)AM = MC (2) AB < MC (3) AM > BC or (4) BM < MC

247. ## english

Write short notes on structure of Clear Light of Day

248. ## English

Does this sentence sound good for a beginning of a job proposal. “To begin with, I know that the designer for this freelance job would need to consider a dimensional look.

249. ## The principles of color

Which one of these color combinations is a complementary color scheme A. Yellow and violet B. red, red-orange ,and orange C. Red and yellow D. Yellow,green, and blue

250. ## language arts

I need help writing a review for the book Helmet for My Pillow by Robert Leckie If anyone could give me an example that I could follow that would be well appreciated!

251. ## physics

Amplitude of the wave is 0.2m. The time period of the vibration is 0.5secs. Calculate the frequency, velocity and the wave length.

252. ## MAths algebra

Tiger woods won the Buick Invitational.The following scorecard shows the result of Round1.there are 18 holes? per round and the table shows the number of times woods got each type of score. Score on a hole and Number of times score occurred Eagle (-2) 2

253. ## physics

a kids marble rolls of a 63 cm tall table a a speed of 30 cm/s. How far from the based of the table will the ball land?

254. ## physics

You launch a model rocket up into the sky. Right after launch the rocket is accelerating upwards at 10 m/s^2. What is the magnitude of the net force in Newtons on the rocket if the rocket has a mass of 0.1 kg?

255. ## algebra

1/2-3m/4 +7=4m- 9- m/28

256. ## physics

A 6 N force acts on a current carrying wire of length 0.5 m that is placed in a 1.5 T external magnetic field. What is the current in the wire?

257. ## STAT

The distribution of heights of a population of adults is approximately normal with mean 66 inches and SD 2.5 inches. 1. Approximately what percent of the adults are over 6 feet tall? 2. Approximately what percent of the adults have heights that are within

258. ## math

write 67% in decimal form?

259. ## algebra

What is the sum of all the possible values of a for which 25x^2+(a−15)x+9 has exactly one distinct real root?

260. ## STAT.

The average weight of a group of people is 156 pounds and the SD is 25 pounds. A statistician wants to transform the weights so that the transformed weights have an average of 100 pounds and an SD of 10 pounds. Fill in the blanks; both blanks must be

261. ## STAT.

The average weight of a group of people is 156 pounds and the SD is 25 pounds. A statistician wants to transform the weights so that the transformed weights have an average of 100 pounds and an SD of 10 pounds. Fill in the blanks; both blanks must be

262. ## MATHS..

In distinct odd-town, the inhabitants want to number their houses with 3-digit integers that are odd, which have all distinct digits. What is the maximum number of houses in odd-town?

263. ## science

Ecological ________ - normal, gradual changes that occur in the types of species that live in an area. Help please and help me fast please!!!!!

264. ## Math/209

Dimensions of a Box A box is made from a rectangular piece of metal with length 50 inches and width 40 inches by cutting out square corners of length x and folding up the sides. (a) Write an expression that gives the surface area of the inside of the box.

265. ## chemistry

1L of a buffer composed of acetic acid and sodium acetate has a pH of 4.3 (total molarity=0.0774) what is the capacity of 200mL of the buffer to survive an addition of HCl without changing by more than 0.4 pH units? i am so lost please help! i know you use

266. ## Chemistry

How many grams of NH3 can be produced if 105g of NH4OH are completey decomposed?

267. ## Math

A field trip costs $8.50 per student. If 125 students are going on the trip and a total of$1011.50 has already been collected, how many students have not paid yet?

268. ## College Mathematics

This is a repost. I posted a question 2 days ago and the response was wrong. The question was on Probability. The question was One card is selected from a deck of playing cards. Determine the probability of selecting a jack OR a club. use this rule P(A or

269. ## Finance

Caustic Chemicals management identified the following cash flows as significant in their year end meeting with analysts: During the year Caustic repaid existing debt of $250,818 and raised additional debt capital of$693,120. It also repurchased stock in

308. ## Physics

A sound wave in air has a frequency of 240 Hz and travels with a speed of 334.7 m/s. How far apart are the wave crests (compressions)?

309. ## Physics

A cord of mass 0.58 kg is stretched between two supports 28.1 m apart. If the tension in the cord is 273 N, how long will it take a pulse to travel from one support to the other?

310. ## ethical/unethical

Is it ethical/unethical to use human cadavers to test out weapons and used them as crash test dummies?

311. ## Teacher Aide; Enhancing Children's Self Esteem

Hello, could someone kindly help me with this problem a It's important to help children develop positive self-esteem because a it will help them be more successful at their careers later in life b they'll be more likely to question authority, when

312. ## Algebra 1

The length of a rectangle is 5 ft greater than 4 times its width. The area is 369 sq ft . What is the length?

313. ## Quantum Physics

1.Provide a unitary that maps |+> to |1>and |-> to |0> . Enter 0 in all boxes if no such unitary exists. (In this case, you have to enter 0 explicitly. Blanks are not accepted.) 2.Provide a unitary that maps |+> to|0> and |-> to |+> . Enter 0 in all boxes

314. ## math

using the 7 steps outlined in sec 4.3 of your book,analyze the graph of the following function R(x)=x^3-125/x^2-49

315. ## math

rectangle 7 cm by 4 cm

316. ## physics

A convex mirror with a radius of curvature of 34.0 cm forms a 0.95 cm tall image of a pencil at a distance of 12.5 cm behind the mirror. Calculate the object distance for the pencil and its height. Is the image real or virtual? What is the magnification?

317. ## maqth

explain the steps you follow to multiply by a 1 digit number

318. ## geometry

Square ABCD and circle T have equal areas and share the same center O.The circle intersects side AB at points E and F.Given that EF=√(1600-400π),what is the radius of T ?

319. ## Life orientation

Name three responsibilities of media?

320. ## math

The perimeter of a square is 9. what is the area?

321. ## Writing

How should I write a poem from an aliens perspective?

322. ## math (pemdas)

3*3 multiplied by 4+12= I did this but not sure that it is right 3x3x4+12 9x4+12 36+12=48

323. ## social studies

Please check: 1812- United States declares war against Britain The warship Constitution defeats the British ship Guerriere 1813- Battle of Lake Erie Battle of THames 1814- British burned Washington, D.C Battle of New Orleans 1815- Francis Scott Key writes

324. ## Phyics

The internal energy change in a system that has absorbed 4 Kcals of heat and 1000 J of work is:

325. ## Children's Literature

To establish the idea that books are written by real people, make a point to introduce the:

326. ## math

how do i find input and output for: input output _______ 10 16 11 22 14 50 28 8 _________ 30 18

327. ## math

how do i find input and output for: input output _______ 10 16 11 22 14 50 28 8 _________ 30 18

328. ## math

input output 2 11 _______ 20 _______ 35 7 26 15 50 5 23 how do i solve this?

329. ## math

input output 10 12 15 22 21 _______ 6 4 29 50 _______ 2 how do i solve this problem?

330. ## ACT Explore

I'm taking the ACT explore tomorrow and I was wondering if there is a writing portion

331. ## calculus

Consider the interval I=[6,7.6]. Break I into four subintervals of length 0.4, namely the four subintervals [6,6.4],[6.4,6.8],[6.8,7.2],[7.2,7.6]. Suppose that f(6)=19, f′(6)=0, f′(6.4)=−0.5, f′(6.8)=−0.1, and f′(7.2)=−0.1. What is the

332. ## social studies

Why did settlers in the West support going to war against Britain?

333. ## math (algerba 1)

Right Angle Triangle: side A ? side B 3 square root side C 2m How would i find side a

334. ## Chem

Polar or non polar covalent bonds C-H N-H C-C

335. ## math

Tara filled 1/6 of her garden with tomato plants. Dan filled 1/6 of his garden with cucumber plants. How much did they fill in total?

336. ## math

cindy makes 1000 a month plus some money by commission. she gets 9% of everything she sells. if cindy sold 2000 worth of items this month what is her salary for the month

337. ## Math

Find the unit rate for 20 mi in 2 h

338. ## maths

root over 3+2*root2 value is ????

339. ## Language Arts

Not sure between 2 answers on the question below. What is the BEST way to write this sentence correctly? "David went to the store and bought some bread then he took the long way home." a. David went to the store and bought some bread. Then he took the long

340. ## english

Which of the following groups of words in bold is nonrestrictive and should therefore be set off with commas in the sentence? (1 point) A.My yarn which is blue and gray will make a very pretty scarf. B.Hats knitted by my mother are worn all winter by my

341. ## global marketing

Why have the changes of the exchange rate occurred?

342. ## math

which number solves the equation for x 1/3:x=1:3 a. 1/9 b. 1 c. 3 d. 9

if you have a loan for 200,000 at 5% int for 25 years, how much would the payoff amount be after 15 payments?

344. ## algebra

Given the system of equations x(x+y)=9 y(x+y)=16 the value of xy can be written as a/b where a and b are positive coprime integers. Find a+b.

345. ## STAT1

In the quiz in Exercises 1 and 2, the grading scheme is as follows: each right answer is awarded 5 points, and 1 point is taken off for each wrong answer. Recall that the quiz consists of 10 questions, and that in the class, the average number of right

346. ## GEOmetry..

7 points are placed in a regular hexagon with side length 20. Let m denote the distance between the two closest points. What is the maximum possible value of m?

347. ## Math

If 2 gulps= 5 slurps, and 2 slurps= 7 sips then 35 sips=_____gulps?

“Aunt Dessie unfolded out of the car like a carpenter’s ruler” is an example of (1 point) a. personification. b. symbol. c. simile. d. metaphor. i think it is b.

349. ## English -poem

Caged bird, by maya angelou -analyze this poem for is metaphorical meAnings. What did the author wish to evoke? Hoe did whe use words and phrasings and poetric devices ti do it? Just a simple help would do, and i could do the rest' thank you

350. ## algebra

Is 57/100 greater or less than 1/4?

351. ## algebra

Is 57/100 greater or less than 1/4?

352. ## English

Posted by rfvv on Monday, March 5, 2012 at 7:39pm. Try hard to succeed. (What is the part of speech of 'to succeed'? Is 'to succeed' the object of the verb 'try'? Or is 'to succeed' the adverbial phrase which modifies 'try'?) English - Ms. Sue, Monday,

353. ## Physics

A ball on the end of a string is whirled around in a horizontal circle of radius 0.33 m. The plane of the circle is 1.21 m above the ground. The string breaks and the ball lands 2.22 m away from the point on the ground directly beneath the ball’s

354. ## English II

Expand each sentence below by adding words or phrases that modify the verb. Questions after each item suggest details you can add. A French girl found them. Who was with the girl? In what time period did she find them?

355. ## Science

Need help on the question below...I know it is not C or D The formation of metamorphic rocks depends on all of the following except a. the composition of parent rocks b. Earth's magnetic field c. temperature d. pressure Thanks

356. ## chemistry

I need 1L of a pH 4 buffer with a total molarity of 1. Propose a buffer system and a recipe to achieve this goal. (acetic acid/acetate would probably be a good choice.) help please!

357. ## Language Arts

Directions: Read the poem and answer the questions that follow. Fossil Flitting, flickering, flashing black, white, and a note of red passes beneath trees that were already old at the end of the Civil War. The lovely departed species announces its fearless

358. ## Science

How many grams of NH3 can be produced if 105g of NH4OH are completey decomposed?

359. ## chemistry

I need 1L of a pH 4 buffer with a total molarity of 1. Propose a buffer system and a recipe to achieve this goal. (acetic acid/acetate would probably be a good choice.) help please!

360. ## Science

Is it true that the atomic bomb couldn't exist without radioactivity?

361. ## chemistry

I need 1L of a pH 4 buffer with a total molarity of 1. Propose a buffer system and a recipe to achieve this goal. (acetic acid/acetate would probably be a good choice.) help please!

362. ## math

2^1

In what case is a control group receiving a placebo treatment not useful? what is the useful treatment for the control group?

364. ## gepmetry

given coordiantes for one endpoint and midpoint find the other endpoint? endpoint is (-3,3/7) midpoint is (-2,-11/7)

365. ## Science

Speed is the rate of change in _____. A.velocity B.time C.direction D.distance I think it is D...?

366. ## Finite Math

How to solve this problem using this equation P(T)=Poekt how long must $5700 be in bank at 8% compounded yearly to become$10,550.30 where P0 is the amount initially placed in savings, t is the time in yaers and P(t) is the balance after time

A linear model can be used to describe the relationship between fuel economy(mpg) and horsepower (hp) for certain automobile models. mpg=46.868-0.0838 hp R^2=75.5% 1) Give the symbol and the value of the correlation coefficient.

368. ## physics

a body cools from 80 degrees to 50 degrees in 5 minuts. calculate what time it will take to cool from 60 degrees to 30 degrees?

369. ## Physics

a book is 240 mm in width. What is this width in centimeters? in meters?

370. ## Math

How many degrees,in total,does the minute hand turn in one day ?

371. ## Math

How many angles does a hexagon have

372. ## algebra 1

Factor x^2-48x-48=0

373. ## math

Order the numbers from least to greatest 4/6,4/8,3/4,5/8

374. ## Math

I am a 3 digit number  My ones place is one more than my hundred  My hundreds place is 3 greater then 6  My tens place is half of my hundred.

375. ## Probability

The probability that it will take 5 or more flips of a fair coin before it lands on heads can be written as a/b , where a and b are coprime positive integers. Find a+b

376. ## geometry

A parallelogram ABCD has perimeter equal to 124. Let E be the foot of the perpendicular from A to BC, and let F be the foot of the perpendicular from A to CD. If AE=7 and AF=24, what is the area of the parallelogram?

377. ## simple physics.....

You are holding onto a 100 kg basket of fish hanging over the side of a boat. What is the minimum force in Newtons you need to exert to keep the basket from falling back down into the ocean?

378. ## MAths algebra

ON day 1 each atheletic will begin the morning as follows Jog =3/2miles, walk=7/4 miles,Rest=5/2 minutes? and Walk=1 mile,. 1Q. Bettys atheletic trainer told her to follow the begining exercise trainig schedule on day 1.On day 2,she is to increase all

379. ## QUERY -COMPUTER

hi i want to have antivirus in my computer, would u plse suggest me which should i go for . well i have also antivirus called ESET NOD32 Antivirus 6 plse tell me is it good antivirus or okay-okay.

380. ## math

how do i round 6^12 to one significant figure?

381. ## English

When I first posted this question. I din't explain it correctly and didn't find the answer I received funny. But my question is When a sentence contain a list of three or more phrases, each item should be separated with a comma. The questions is do I

382. ## Math

What is greater than 30 and less than 50 and has a 6 digits

383. ## chemistry

What is the dominant form of secondary bonding for CH3Cl? Dipole-dipole interactions London dispersion forces Covalent bonding Ionic bonding

384. ## Science

Electrons involved in a _____ bond are shared unevenly. metallic double polar nonpolar

385. ## Geometry

Six standard six-sided die are rolled. Let p be the probability that the dice can be arranged in a row such that for 1\leq k \leq 6 the sum of the first k dice is not a multiple of 3. Then p can be expressed as \frac{a}{b} where a and b are coprime

386. ## math

ayesha is a gardener who make squar gardens in various sizes

387. ## Geometry

Determine the largest positive integer N, such that given any N-gon (not necessarily convex), there exists a line (infinitely extended in both directions) that contains exactly 1 edge of the N-gon. The figure in blue is an example of a 20-gon that doesn't

388. ## Geometry

Let S = \{ 1, 2, 3, \ldots 12\} and T_1, T_2, \ldots T_a be subsets of S such that T_i \not \subset T_j \, \forall i \neq j . What is the maximum possible value of a?

389. ## math

how many tens if there were no hundred dollars?

390. ## Algebra

Given the system of equations \begin{cases} x(x+y) &=& 9 \\ y(x+y) &=& 16 \end{cases} the value of xy can be written as \frac{a}{b} where a and b are positive coprime integers. Find a+b.