# Questions Asked onSeptember 28, 2010

1. ## gateway

What did the ape thimk about the grape's house

2. ## computer programming

Robot Game Consider a robot moving in an environment consisting of 5x5 cells. The robot can either be rotated or moved forward for a certain distance. The environment in which the robot moves is bounded by walls - so if you try to move the robot out of the

3. ## Sociology

the variable that sociologists exphasize the most as being the determining motivation for our thinking and behavior? A. Random chance events B. Natural born in instincts C. Inherited genetic structure D. ones society and social location My answer is D is

4. ## Sociology

This is a subject that I knows nothing about so please help. The first goal of each scientific discipline is to: A. Explain why something happens B. Make generalizations why things happen C. Look for pattens when things happen D. Predict what will happen

5. ## Sociology

Please let me know if my answer is right. which of the following sociological perpectives views society as a system of highly interrelated structures or parts that operated together harmoniously? A conflict B. Symbolic interactionism C Societalism D.

6. ## science, density

The density of sea water is slightly higher than that of fresh water. The higher density is due to the fact that sea water contains salts such as sodium chloride and magnesium chloride. Suppose you have a container that holds 5.00 kg of fresh water, which

7. ## chemistry

What is the net ionic equation for calcuim ion and ammonium oxalate?

8. ## calculas

Find the equations for the tangent line and normal line to the curve for f(x)=(x^4)+(2e^x) at the point (0,2)?

9. ## Earthquakes

What determines the magnitude of an earthquake? I know that two plates slide against one another and that creates friction and the potential energy turns into kinetic energy in the form of an earthquake. But how is the magnitude determined? Im thinking the

10. ## probability

The letters of the word Mississippi are placed in a hat. What is the probability that the first two letters drawn are both i if the first letter drawn is not replaced?

44. ## physics

what is the shortest possible time in which a bacterium could travel a distanceof 8.4 cm across a petri dish at a constant speed of 3.5 mm/s

45. ## english

I need to find the error in these sentences. 1. They is both happy. It has a subject and a verb. I'm lost. 2. This morning I watch TV before I drove here. .. need to know are they subject-verb agreement, run- on, verb form and tense or fragment. Please

46. ## childcare

will you please check homework? 1. In preparing a budget for a day care center, you must plan for taxes. As an employer, you must pay part of each employee’s _______ tax. A. Social Security C. state income B. federal income D. local answer(b) 2. You’re

Please tell me which sentence is correct. Adrian chose him and I for the job. *Adrian chose him and me for the job.

48. ## Algebra

Add and subtract the rational expressions as indicated. Be sure to express your answer in simplest form ((9)/(7x)) + ((1)/(2y)) -1 I got an aswer of (16y)/(7x+2y+1)) but when I submit it shows me as wrong. Can anyone help, thanks

49. ## English

How do you fix this pronoun agreement. The first theme that the author demonstrates is to not let people with a disability feel abnormal, but for them to use the abilities that they have to help them build their self-confidence.

50. ## biochemistry

Calculate the pH change of 10mL of HCl added to 1M phosphate buffer in 1L with initil pH of 7.2?

51. ## Accounting

What is the relationship between the amounts on the adjusted trial balance for an account and its ledger? Why is it necessary to prepare the formal financial statements if all the data are on the adjusted trial balance? I am having problems finding the

52. ## chemistry

1.why is potassium permanganate used in the process of distillation of water?

53. ## Stats

The director of admissions at Kinzua University in Nova Scotia estimated the distribution of student admissions for the fall semester on the basis of past experience. Admissions Probability 1,080 0.5 1,340 0.2 1,660 0.3

96. ## English

can anyone answer these questions? How do people choose what to buy? what are presents for and what do they express?

97. ## science

Why do you think that the Scientific Method is so important when we talk about the development of Psychology as a science?

98. ## English 2

I have to write a cause and effect essay, and I'm writing about the cause for the popularity of fast food restaurants and the effect its had on people. I have plenty of causes listed, but for the effect I only have 2- Obesity, and jobs for people without

99. ## math word problems

On three consecutive passes a football team gains 10 yards, lose 36 yards and gain 41 yards. What is the total net yards. i truely don't understand

100. ## Physics

Can someone please tell me how to calculate the percent of error for a set of data points? thanks so much!

101. ## English

Who is the speaker in Journey by Mary Oliver.Is it your conscious directing you, telling you what you must do?

102. ## Com155

Use at least five adverbs and five adjectives to write a 150- to 300-word review of a movie, sporting event, musical performance, or television show

103. ## physics

It takes the elevator in a skyscraper 3.6 s to reach its cruising speed of 10 m/s. A 69 kg passenger gets aboard on the ground floor. 1.What is the passenger's weight before the elevator starts moving? 2.What is the passenger's weight while the elevator is

The islamic ...and Arabic ... held the empire together

105. ## physics

A constant force is applied to an object, causing the object to accelerate at 6.00 m/s^2. What will the acceleration be if: a.The force and the object's mass are both doubled? b.The force is doubled and the object's mass is halved?

106. ## Geometry

Overlapping angles Given: m angle HGK= m angle JGL Prove: m angle 1= m angle 3 Statements: Reasons: 1.) m angle HGK= m angle JGL 1.) Given 2.) 2.) 3.) 3.) 4.) 4.) Can you please help me complete the proof? Thanks for your help!

107. ## math

Your younger brother is pulling a sled up a hill. Each minute he moves foward 20 feet but also slides back 3 feet. Describe how you can determine the time he needs to pull his sled 130 feet foward.

108. ## calculus

for the function f(x)=4x^2 +7, find the equation of the tangent line to the graph of f at x+1. if the equation of the tangent line is written as y=mx+b. m=? b=?

109. ## geography

Explain the three steps that geographers yse

110. ## calculus

if the tangent line to the function f(x)=ãx +a at x=16 has equation y=mx+6. find a and m. you may use the fact that f'(x)= 1/(2ãx)

111. ## Maths

What does a business having a "high world demand" mean? So with this high demand what are the benefits of this?

112. ## Geometry

Reflective sets of angles Given:

113. ## Alg. II

Solve y=Arcsin 1/2 A.) -5pi/6 B.) 5pi/6 C.) -pi/6 D.) pi/6

114. ## calculus

consider the function f(x)=2x^2 +1. its tangent line at x=2 goes through the points (2,y1) and (-1,y2) where y1=?, y2=?

115. ## calculus

consider the function f(x)=2x^2 +1. its tangent line at x=2 goes through the points (2,y1) and (-1,y2) where y1=?, y2=?

116. ## Physics

Can someone please tell me how to calculate the percent of error for a set of data points? thanks so much!

117. ## cpcc

A 134 N bird feeder is supported by three cables as shown in Figure P4.17. Find the tension in each cable. right cable 1 N left cable 2 Your response differs from the correct answer by more than 10%. Double check your calculations. N

118. ## world history

When did the babylonians conqure mesopotamia?

I am 45 years older than my son. Now the two digits in my age both prime are the reverse of the two in my son's age. How old am I

you have 4 reasons for saying "no" two of them are very strong reasons, one has a tiny loophole, and one is very weak. in your message you should: a. Include all 4 reasons, b.Omit the very weak reason and use the other three, c. use only the 2 strong

121. ## physics help

A woman is pushing a sofa at constant speed of 1.0 m/s on a horizontal surface. She exerts a horizontal force of 80 N in the direction of motion. A) how can the sofa move at constant speed without Newton's first law being violated? B)Approximately how hard

4=W on W. I don't get it.

123. ## Math

Determine the zeros of the function 3x^2 -8=10x. I know I rewrite it as 3x^2 -10x-8 = 0 But then what do I do-I'm totally confused-Answers are {-2,4} {2,4} {-2/3,4} {2/3,4} Please direct me or show the steps, just don't give me the answer because I still

124. ## Geometry

midpoint of L. 1/3XY = 3. What is the midpiont of XY?

draw a number line. make sure the following numbers are on the line: 1,472; 1,560, 1,481

126. ## Chemistry

How many molecules of Cl2 would be formed from the reaction mixture that produces the greatest amount of products? Consider the following reaction: 4HCl(g)+ O2(g)to 2H2O +2Cl2(g)

127. ## physics

a traffic light is supported by two cables that are 140 degres apart. Each cable exerts a tensile force of 150 N on the night. How mucg does the light weigh?

128. ## College Physics

A Borg cube starship is zooming past Earth with a speed v=0.97c as shown. The cube has side lengths of 3.03 km. What is its volume, measured from Earth? Can someone step me through this problem?

129. ## Math Check

The only inequalities where I have to check the values between the points are polynomial and rational inequalities, right? And not any other type of inequalites By Checking I mean to know which way to shade on a graph Just making sure

130. ## physics

a very strong girl runs 200 miles for several hours. After a brief rest she runs another 100 miles north. She stops for the night at a local bed and breakfast and the next morning ealks 75 miles directly south-east. Find the magnitude and direction of her

131. ## English

Need help with Synecdoche is a "figure of speech" in which a part is used for a whole, or the reverse. Please help with the following especially with School and Hand. This is what I have so far. Thanks! 1) Jackson has a strong arm: Meaning is, Throws well?

132. ## math

538 divided by -63

133. ## healt

what are the four categories of physical fitness

134. ## math

There are 36 buttons in a jar. There are 3 times as many red buttons as white buttons. How many white buttons are there? How many red buttons are there?

135. ## math

Which of the following is a disjunction? Angela is forty-three. Lisa will run a marathon and Lisa will compete in a triathlon. Paul is at school or Paul is at home. A spuare has four sides and four angles.

136. ## math

There are 40 yellow and blue marbles in a bag. There are 4 times as many blue marbles as yellow marbles. how many yellow marbles are there? how many blue marbles are there?

sound travels at 350 m/s in warm air. "If you hear the echo in 10 seconds, how far away is the reflecting surface?

138. ## Math

For this inequality 3x^(2) - 2x -1 > or equal 0 I get x=1 , x=-1/3 would the solution set become {x|1 < x < -1/3} I wasn't sure about the sign, if it should be greater than or equal to .

139. ## physics

A woman is pushing a sofa at constant speed of 1.0 m/s on a horizontal surface. She exerts a horizontal force of 80 N in the direction of motion. Approximately how hard would the woman have to push to keep the sofa moving at a constant speed of 2.0 m/s?

140. ## physics

During an Olympic bobsled run, the Jamaican team makes a turn of radius 7.9 m at a speed of 97.4 km/h. What is their accelaration in g-units?

141. ## MATHS

a parabola passes through the points (1,1) , (2,0) and (3,1) the equation of the parabola is y=ax^2 + bx + c a) write down a system of equations representing this parabola. b) solve the corresponding system and hence write down the equation of the parabola

142. ## GEOMETRY

Reflective sets of angles Given:

143. ## PHYSICS

Can someone please tell me how to calculate the percent of error for a set of data points? thanks so much!

144. ## physics

What is the smallest radius of an unbanked (flat) track around which a bicyclist can travel if her speed is 31 km/h and the coefficient of static friction between the tires and the road is 0.29?

145. ## Economics

How can you use information about the business cycle when making a decision about a large purchase?

146. ## GEOMETRY

Overlapping angles Given: m angle HGK= m angle JGL Prove: m

147. ## physics

An airplane is flying in a horizontal circle at a speed of 490 km/h. If its wings are tilted at 44° to the horizontal, what is the radius of the circle in which the plane is flying? Assume that the required force is procided entirely by an "aerodynamic

148. ## physics

Block B weighs 708 N. The coefficient of static friction between block and table is 0.32. Assume that the cord between B and the knot is horizontal. Find the maximum weight of block A for which the system will be stationary.

149. ## us history

The Kansas-Nebraska Act: ensured that the number of free and slave states would remain equal repealed the Missouri Compromise and authorized the residents of both territories to determine the status of slavery temporarily suspended the Missouri Compromise

150. ## Math

Directions : write the equation or an inequality 1.The difference of a number C and 17 is more than 33 ? 2.The product of 3 and number X is at most 21 ? 3.The sum of 14 and twice a number Y is equal to 78 ? 4.The difference of 22 and the quotient of a

151. ## Calc

Find f'(a). f(x)= (x^2 + 1)/(x - 2) So, [[(a + h)^2 + 1]/[(a + h) - 2]] - [(a^2 + 1)/a - 2] and the whole thing divided by h I tried simplifying it and ended up with [a + h/-2] - (a-2), which is incorrect. I used wolfram alpha and got (a^2 - 4a - 1)/(a -

152. ## Math

34 x (n x 2) = 680

153. ## physics

If the green ball bounces upward from the ground with a speed of 20 m/s (immediately after it hit the ground), calculate the momentum of the ball as it goes upward immediately after hitting the ground

154. ## history

The Dredd Scott decision: *declared that Congress could not prohibit slavery from a territory *struck down the Kansas-Nebraska Act *stated that a slave was property and could never be a citizen *allowed slavery in every state in the Union

40=y+4y

156. ## History

Describe the reform’s positive or negative effects on American society: 1)Settlement houses 2)Professionalism 3)Women’s suffrage 4)City manager governance 5)Initiative and referendum 6)Direct primary 7)Judicial recall 8)Temperance 9)Square Deal

what is science

158. ## Teachers Aide/Early Childhood Education and After-

16. When planning activities for an after-school day care program, the teacher aide should provide A. drill and thinking activities that carry over from the school curriculum. B. activities that are highly structured and demanding. C. a choice of

159. ## 8th history

A direct result of the three-fifths compromise was: the political power of the South was greatly increased since they were apportioned more representatives. *northerners paid more taxes than southerners. three-fifths of the population in the South was

160. ## child care

Mrs. Carroll and her sister want to keep their taxes low and keep Ms. Howard's liability to the amount of her original investment. Which type of business arrangement would be best for them

161. ## Chemistry

I need help on this stoichiometry problem. I don't know whay my answer is incorrect. The fermentation of sugar to produce ethyl alcohol occurs by the following reaction: C6H12O6 -- 2C2H5OH + 2CO2 What mass of ethyl alcohol can be made from 1.00 kg of

162. ## spanish

what does el poncho mean?

163. ## critical thinking

A company can either invest in employee training seminars or update its computer network. Since updating the computer network would result in more measurable benefits, the company would be best off updating its computer network. The argument above assumes

164. ## MATH

When a concrete structure is built, and 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 bottom diameter 200mm, top diameter 100mm and height 300mm with

165. ## math

The diameters of a wooden dowel produced by a new machine are normally distributed with a mean of 0.55 inches and a standard deviation of 0.01 inches. What percent of the dowels will have a diameter less than 0.57?

167. ## college- accounting

We just starting the chapters in accounting in school. We have about 10 problems to do. I will post one problem here and i need someone to show me how exactly they got it, so i understand and it could help me work on the other 9. here it is- The

171. ## MATH

The sum of 14 and twice a number y is equal to 78 ?

172. ## trig

25q to the second power -81=0

The sum of 14 and twice a number y is equal to 78 ?

174. ## math

Melissa collected 3 kinds of leaves when she was out walking--- elm, maple, and oak. She has 2xs as many maple leaves as elm leaves and 5xs as many oak leaves as elm leaves. Altogether, she has 32 leaves. How many of each kind does she have?

175. ## Chemistry

Thank you! I redid my questions and I got the following answers. Please let me know if they are correct! I am really unsure about the significant digits! 1. 135.32g NH3 2. 1.85g H2 3. 9.93X10^19 molecules.

176. ## Physics

In the javelin throw at a track and field event, the javelin is launched at a speed of 25 m/s at an angle of 30.7° above the horizontal. As the javelin travels upward, its velocity points above the horizontal at an angle that decreases as time passes. How

177. ## MATH

calculate missing dimension. a) cylinder has volume 1m3 and height of 0.6m. How do I fifure the missing dimension. Could someone please provide me with a formula to figure this out. Also can someone please explain to me step by step how to do this. Cause

178. ## Organic Chem

how would you make 300mL of toluene and hexane in a artion of 70:30 respectively? i don't un derstand please help

179. ## calculus

11,406.14=(438.3/r)(1+r)^10 how do you solve for r?

180. ## French

Can you check these thanks Part 1: Choisissez 1. Il a eu un accident et on a appelé ----------. A. un anesthésiste B. le serivce des urgences C. un fauteuil roulant Answer: B 2. On a mis le blessé sur -------. A. son genou B. un pansement C. des

181. ## physics

An airplane whose airspeed is 295 km/h flies parallel to the direction of a wind with a speed of 40.0 km/h. What are the two possible speeds of the plane relative to the ground?

182. ## math

how is it possible for a triangle to have angles of 90, 50 &60

183. ## Chemistry

Calculate the molarity of a solution made by dissolving 0.0715 mol Na2SO4 in enough water to form 550 mL of solution. While we're at it... How many milliliters of 10.6 M HCl solution are needed to obtain 0.205 mol of HCl? Also... How many grams of solute

184. ## Chemistry (again)

What mass of NaOH is required to precipitate all the Fe2+ ions from 52.0 mL of 0.200 M Fe(NO3)2 solution?

185. ## Spanish

I need help with these last 2 1.Mis amigos y yo * (asistir) a la universidad. 2. Yo (creer) en Dios y * (asistir) a la misa (Mass) con mis padres los domingos. I just need help with asistir on this part.

186. ## Chemistry

are these items belowed classified as a heterogeneous mixture, a solution, a compound or and element? chalk clear spring water oxygen tomato soup pencil ice and soda sterling silver iron

187. ## math

I am A number in the Last row on the hundreds chart. my ones digit is even.the differance between the ones digit and tens digit is 5.What number am i?

188. ## math

at 1p.m. two trains, traveling towards each other, leave from towns that are 312 km apart. one train averages at most 82 km/h and the other at most 74 km/h. what is the earliest time for them to meet?

189. ## economics

out of the four economic market models : competitive market, monopoly market, monopolistic competition and oligopoly in your opinion which is the best market model and which is the worst

190. ## math

tell wich operation to do first then find the value of each expression

191. ## MATH

When a concrete structure is built, and 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 bottom diameter 200mm, top diameter 100mm and height 300mm with

192. ## geometry

a square has an area of 48 cm suared what is the best estimate of the length of ach side of the square?

193. ## Math

Soda comes in packs of 6. Candy comes in 4 bags per pack. What is the least number of each pack (Soda and Candy) she must buy to have exactly one soda per bag of candy?

194. ## economics

name two competitor companies that are U.S. GAAP publicly traded companies

195. ## Physics

a girl jumps off a high diving platform with a horizontal velocity of 2.77m/s and lands in the water 1.2s later the acceleration of gravity is 9.8m/s squared how high is the platform and how far from the base of the platform does she land?

196. ## MATH 9 th grade

The difference of 22 and the quotient of a number m and 4 is 54 ?

197. ## Re: Math

The only inequalities where I have to check the values between the points are polynomial and rational inequalities, right? And not any other type of inequalites By Checking I mean to know which way to shade on a graph Just making sure

198. ## math

the sum of 7 and three a number b is at least 12 ?

199. ## math

what is a word problem for 2x-4=8?

200. ## chemistry

is melting point of 120-126 C a typical range for a melting point

201. ## MATH

1 6x+7=25;3 2 22-5c=8;3 3 b\4-7=1;36 4 7a+4_>20;2.7 ps. the arrow is suppose to be on top of the line. 5 4y-3.12;4 6 m\3+14

202. ## Science

If you drive 20 laps around a circular race track at 100 m/s what do you know about your speed, velocity and acceleration?

203. ## Math- Simplifying Identities

1.) cot(-θ)(secθ) I think the answer is secθ but I don't know how to get this. 2.) (tanθ) / (cos)(90° -θ) 3.) 3sin2xcos2x - sin4x 4.) (cosx + tanx) / (csc^2 x)

what does the word stoically mean in the book Iron and Silk by Mark Salzman

205. ## geometry

In similar triangles ABC and DEF, corresponding sides AB and DE equal 15 and 12, respectively. If the perimeter of triangle ABC=40, what is the perimeter of triangle DEF

206. ## English

Hi. I'm checking my son's homework and need some help myself. I know you can't give us the answers, but can you give us some choices that we can research? Former Indonesian president Suharto was sometimes referred to as a puppet master. What literary

217. ## home economics

three branches of home economics?

218. ## Finance

"An investor is proposing to buy shares in XYZ company. XYZ company is expected to an annual dividend of $2.50 per share. The current share price is$50.00. If the investor requires an annual rate of return of10%, what must the share price be in 1 yr?.

what is the answer to: 16-(3x2)x 2

220. ## Algebra 2

When you solve t(t+1)(t-2)=0, is the solution {0, -1, -2}?

221. ## Algebra 2

Is this how you solve t^3 - t = 0? t(t^2-1)=0 t(t-1)(t-1)=0 t=0 or t=1 {0,1}

222. ## Biology

The tropical rain forests that are being cleared to grow crops for biofuels normally trap _____ carbon dioxide than the crops do. A. more B. less C. the same amount of Thank You.

223. ## social studies

which city has the same relative position north of the equator,that santiago chile has to the south

224. ## math

data set of numbers with mode 7, median 12, range 13, and maxium 18

225. ## Science

What is an individual organism, population, community, and an ecosystem? Please answer! Thanks! -Pancake o.o

asked by The Official Pancake Queen
226. ## social studies (regions)

Regions are a way to describe and compare places. A region is identified by its common characteristics and/or features. Identify five common five common regions throughout the world accoarding to their common characteristics, (ex. Deserts: the Sahara and

227. ## vocab.

sentence with the word curio pls

228. ## Teachers Aide/Early Childhood Education and After-

Here are my answers thus far....Number 20 has not been answered. 1.b 2.c 3.b 4.d 5.a 6.b 7.c 8.b 9.a 10.c 11.b 12.b 13.c 14.a 15.d 16.c 17.b 18.c 19.b 20.? 1. Which type of after-school game is usually most successful with younger children? A. Highly

229. ## Physics

An electron and a proton move in circular orbits in a plane perpendicular to a uniform magnetic field B. Find the ratio of the radii of their circular orbits when the electron and the proton have the same momentum. Find the ratio of the radii of their

230. ## college algebra

The length of a carpet is 5 Ft. more than the width. The perimeter is 34 ft. What is the area?

231. ## geometry

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

232. ## math

2*2*2*2 Evaluate expression.

233. ## college algebra

Peaches are $2.00 per pound and mangos are #4.00 per pound. I bought a total of 10 pounds of fruit for$27.00 How many pounds of each did i get?

234. ## World History

describe the spread of sedentary agriculture outside the older civilized areas

235. ## history/english question?

would it make sense to say: (i am writing a report on rousseau's belief in the social contract) "....in which people come to accept the rules of society and agree to follow and pertain to them." ?? thanks, and feedback on making this sentence better? i'm

236. ## Algbebra 2

How would I put this word problem into a system of equations (three equations)? Once its in equation form I can easily solve it... A natural food store makes its own brand of trail mix out of dried apples, raisins, and peanuts. One pound of the mixture

237. ## spanish

someone translate please Como son la mujer y las dos mudchachas del cuadro? Quien es la mujer, y que relacion hay entre ella y las ninas? Escrbibe una descripcion de las tres personas

238. ## spanish

can someone look up the painting Mis sobrinas de Maria Izquierdo (1902-1955) and tell me about it

239. ## managment

how is knowledge captured and used in your organization? I am not sure what this qestion is asking. Help please

240. ## college-accounting

Choose two competitor companies that are U.S. GAAP publicly traded companies.

241. ## Physics

An electron and a proton move in circular orbits in a plane perpendicular to a uniform magnetic field B. Find the ratio of the radii of their circular orbits when the electron and the proton have the same momentum. Find the ratio of the radii of their

242. ## algebra

rice are $2.00 per lbs. and sugar are$4.00 per lbs. I bougth a total of 10 pounds of both for \$27.00 How many pounds of each did i get?

243. ## social studies

How many main land regions does iceland have?

244. ## English I

What is feild or Scope? I am writing a book report on Lord of the Fies by William Golding.

245. ## science

microscope lens used to locate the specimen

246. ## World History

what classical traditions and institutions survived despite the fall of the states? Please I really need help, I have no notes on this.

247. ## math

in which quadraints are the signs of the first and second coordinate the same? the signs of the first and second coordinate are always the same in quadrants type I, II, III, or IV. use a comma to separate answers as needed

248. ## English

Help needed! It's due tomorrow please. Thanks. I have to do imitation. 1) A veteran bronc rider, Tom Block has ridden nine horses to death in the rodeo areno,and at every performance the spectators expect him to kill another one. This is the imitation:

249. ## spanish

use the info given to say who each person is and where each person is from ustedes/ los senores Tobar/ Panama

250. ## Chemistry

I am currently working on drawing isomers and find that I become way too creative in my structures. It would be helpful to know how many I should come up with... All isomers of C5H10O that contain a carbonyl group. I am looking for a number/count of them.

251. ## Algebra 2

How would I put this word problem into a system of equations (three equations)? Once its in equation form I can easily solve it... A natural food store makes its own brand of trail mix out of dried apples, raisins, and peanuts. One pound of the mixture

252. ## Physics

"You throw a rock at 25m/s at an angle of 25.8511 degrees hitting a target 50m away on the ground in 2.22s." (this is on a flat surface) Vi=25m/s Theta=25.8511 degrees x=50m t=2.22s and of course g=9.81m/(s^2) "How high does the rock fly in the air?" I

253. ## finite math

Candy costing 1.25 per kilogram was mixed with candy costing 1.65 per kilogram to produce 10 kilograms of a candy mixture worth 1.40 per kilogram. find how may kilograms of each was used.

254. ## Science

what does biotic and abiotic mean.

255. ## Chem

4NH3(g) + 3O2(g) -> 2N2 + 6H20, K=10^80 @ certain temp initially, all the reactants and products have concentrations equal to 12M. At equilibrium, what is the approximate concentration of ammonia?

256. ## Chem

4NH3(g) + 3O2(g) -> 2N2 + 6H20, K=10^80 @ certain temp initially, all the reactants and products have concentrations equal to 12M. At equilibrium, what is the approximate concentration of ammonia?

257. ## Chem

4NH3(g) + 3O2(g) -> 2N2 + 6H20, K=10^80 @ certain temp initially, all the reactants and products have concentrations equal to 12M. At equilibrium, what is the approximate concentration of ammonia?

What is the sum of 3142,6328, and 4743 to the nearest thousand?

259. ## MATH

1/5X24

describe effects of glacier

261. ## government

True or False. As a result of the war, the South's economy boomed, while the economy of the North slumped.

262. ## HRM

Background CariSecur, a regional organization that has as it core business the provision of security services in CARICOM member states, is seeking to employ a Regional Information and Technology Coordinator. The position, which is new in the organizational

263. ## social studies

how can I describe effects of glacier

264. ## Chemistry

Between which two orbits of the Bohr hydrogen atom must an electron fall to produce light of wavelength 434.2nm?

265. ## Physics

A velociraptor comes at you at 20m/s and it takes you exactly 2.22 seconds to hit the switch for the door which takes 3 seconds to close. How far away must the velociraptor at least be from the door for your survival? (reworded question to make more

266. ## Science

The biome with the fewest seasonal changes is the A. temperate deciduous forest. B. grassland. C. tropical rain forest. D. coniferous (boreal) forest.

267. ## english

Is this sentence correct? Taking care of this patient will be more exhausted than other patients because I have to provide intensive cares, such as giving a bed bath and turning the patient, and more attention to the patient’s safety

268. ## physics

The flywheel of a steam engine runs with a constant angular speed of 164 rev/min. When steam is shut off, the friction of the bearings and the air brings the wheel to rest in 1.6 h. I figured out the constant angular acceleration=1.71 rev/min2 but im not

269. ## Math

What is a step by step answer to (17+x)^2=2209 ?

270. ## Physics

a 63-kg water skier is pulled up a 14.0 degree incline by a ropeparallel to the incline with a tension of 512 N. the coefficient ofkinetic friction is 0.27. What are the magnitude and direction ofthe skier's acceleration

if f(x)= (x-4)(x=3) determine the x intercept of the funtion if y= -2f(x)... i just don't know if the -2 affects the answer because that only affects the y co ordinates. in the book it says 4,-3 but i don't know why. if this is true if the they were asking

272. ## Organic chemistry

the pka of benzoic acid is 4.2. show mathematically that this acid is 50% ionized. Use results of part a t oexplain why precipitation is incomplete if the pH of an aquesous solution of benzoate ion is lowered only to ph 7 by adding acid. Thank you

273. ## Math

Please show the steps of 2209^1/2 or steps of square root of 2209?

274. ## Organic chemistry

Assume that the partion compound is 3. Given 400mL of aqueous solution containg 12 g of compound. How many grams of A could be removed from the solution by a single extraction with 200mL of diethyl ether? Also how many total grams can be removed from the

275. ## english

Is this right? Taking care of this old patient will be more exhausted than providing care for other patients. I will have to provide intensive cares, such as giving a bed bath, turning the patient, and paying more attention to the patient’s safety.

276. ## english

Is this phrase correct? Regardless of which patients whom I will get for my first clinical day

277. ## chemistry

The oxidation numbers for each element in the compound Ag2SO3 are: (Enter numbers ONLY in the format +1 or -1; no spaces.) Ag S O for Ag i got +4 for S i got -2 and same for O The oxidation numbers for each element in the compound NaClO4 are: (Enter

278. ## geometry

M is the midpoint of Symbol for Segment A B.. Find the coordinates of B given A(7,-2) and M(10,10). Show your work for credit

279. ## math

graph the line containing the given pair of points and find the slope (7,0)and(5,-5)

280. ## PHYSICS!!!!! HELP!

The velocity of a diver just before hitting the water is -8.6 m/s, where the minus sign indicates that her motion is directly downward. What is her displacement during the last 0.86 s of the dive? im so stuck. i tried this problem several times, and my

281. ## Calabasas HS

A 46.2-mL, 0.568 M calcium nitrate [Ca(NO3)2] solution is mixed with 80.5 mL of1.396 M calcium nitrate solution. calculate the concentration of the final solution

282. ## helpp in physics! so tough!

A diver springs upward with an initial speed of 2.0 m/s from a 2.5-m board. Find the velocity with which he strikes the water. Hint: When the diver reaches the water, his displacement is y = -2.5 m (measured from the board), assuming that the downward

283. ## calculus

Find the point on the curve y=1 x2+14 x such that the tangent line to the curve is parallel to 2 x + 10 y = 23

284. ## chemistry

how much wood makes 5 pounds of ash

285. ## english

For this sentence, Regardless of which patients whom I will get for my first clinical day, should I use will because I am talking about the future?

286. ## Chemistry

If the decomposition of 3.785 g iron (III) chloride yields 1.302 g iron and 2.483 g chlorine, how many grams of iron and chlorine are produced when 2.175 g iron (III) chloride decomposes?

7d+5=26

288. ## english

How can I fix this sentence? In anticipation of my beginning clinical, I will expect myself to work in geriatric unit, where I can take care of old adults

289. ## algebra 2

how do u solve a system of linear equations in three variables? for example this problem Ex.1 2x-2y+z=3 5y-z=-31 x+3y+2z=-21

290. ## Physics

Estimate the work you do to mow a lawn 14m by 23m with a 0.5m-wide mower. Assume you push with a force of about 15N.

291. ## Chemistry

Hi, I posted my question earlier but I was having some difficulty with it. 2Al+ 3Cl2-->2AlCl3 You are given 31.0g of aluminum and 36.0g of chlorine gas. 1.If you had excess chlorine, how many moles of aluminum chloride could be produced from 31.0g of

if f(x)= (x-4)(x=3) determine the x intercept of the funtion if y= -2f(x)... i just don't know if the -2 affects the answer because that only affects the y co ordinates. in the book it says 4,-3 but i don't know why. if this is true if the they were asking

293. ## grammar

what is the simple predicate in The insects bodies can turn wood into food?

294. ## Chemistry

If 920 mL of 0.0402 M aqueous LiOH reacts stoichiometrically according to the balanced equation, what mass (g) of gaseous CO2 is required? 2 LiOH(aq) + CO2(g) → Li2CO3(aq)

295. ## chemistry

Hi, Im trying to understand this. If i have Cl35 and Cl37 what would their differences be in physical property? Im assuming boiling point and melting point obviously, but are there any more? Atomic weight or ionization energy? Thnx :)

296. ## Math

Please show me a step-by-step of square root of 2209 without using calculator or just say square root of 2209?

6r-3=15

298. ## chemistry

If a mole of hydrogen gas (H2) contains 6.02 x 10^23 molecules, how many molecules are there in 10.0 moles of hydrogen gas? Answer 60.20 x 10^23 molecules 6.0 x 10^23 molecules 6.02 x 10^20 molecules 6.02 x 10^24 molecules None of these is correct. would

299. ## Calculus

How did I solve this? Find the change in y if x changes from 1 to 3. The equation is y=f(x)=2x^2+5

300. ## Math

Doug created a pattern of towers. Tower 1 was created using 5 blocks. Tower 2 used 6 blocks. Tower 3 used 7 blocks. Tower 4 used 8 blocks. what is the rule for the pattern Doug used to build his towers? How many blocks will be in Tower 20

301. ## english

Does this sentence make sense? They will be my new patients whom I never had a chance to care for since I volunteered at hospital.

302. ## physics

The coefficient of kinetic friction for a 25 -kg bobsled on a track is 0.10.What force is required to push it down a 6.0^\circ incline and achieve a speed of 67 km/h at the end of 75 {\rm m}?

304. ## Vectors

Given vectors A = -4.8i + 6.8j and B = 9.6i + 6.7j, determine the vector C that lies in the xy plane perpendicular to B and whose dot product with A is 20.0.

305. ## physics

If the mass of a planet is 3.80 1024 kg, and its radius is 2.20 106 m, what is the magnitude of the gravitational field, g, on the planet's surface?

306. ## chemistry

For a TLC lab,the stationary phase is the mixture of isopropanol and ammonia or the mixture of hexane,ethyl acetate and ethanol, the stationary phase is silica gel. text some dyes and drugs. what is the relationship between the polarity of molecules and