# Questions Asked onOctober 27, 2008

1. ## Chemistry

While titrating 25.00mL of a weak acid, HA, with 0.1500M NaOH, you reach equivalence point after adding 27.00mL of the NaOH. The pH of the acid initially was 2.48. What is the dissociation constant of the acid?

2. ## Chemistry: please double check...

Please double check one last time have to hand it in tomorrow.Thank-You in Advance. This was the lab experiment: ------------------------------------------- A. Standardization of the Sodium Thiosulfate Solution Make up a standard solution of potassium

3. ## Physics Number 3 (Online w/ no teacher)

Many people mistakenly believe that the astronauts that orbit the Earth are “above gravity.” Calculate g for space-shuttle territory, 200 kilometers above the Earth’s surface. Earths’ mass is 6 X 10 to the 24th and its radius is 6.38 X 10 to the

4. ## Microeconomics

If the wage exceeds the value of the marginal product of labor, then hiring another worker: A. Decreases the firm’s total revenue B. Increases the firm’s profit C. Increases the firms total cost D. All of the above are correct I picked A? As a result

5. ## Statistics

1. In developing patient appointment schedules, a medical center wants to estimate the mean time that a staff member spends with each patient. Using a value for the population standard deviation of eight minutes, determine: a. How large a sample should be

6. ## psychology

what is the production of new brain cells?

7. ## AP Chem

I know this might sound easy... but i need these problems for bonus and i want to make sure they are right Silver nitrate reacts with strontium chloride in an aqueous precipitation reaction. What are the formulas of silver nitrate and strontium chloride?

Are my answers right? If they are wrong you don't have to tell me how to do it its okay =) A particle starts at time t=0 and moves along the x-axis so that its position at any time t(greater or equal to) 0 is given by x(t)=(t-1)^3 (2t-3) 1.find the

9. ## SOSE

how and why was fidel castro a tyrant (short answer)

10. ## Psychology

I need to write a paper regarding a social injustice, but I can't think of any good ideas. I was thinking maybe the fact that people today feel like they need to pay reparations to modern Blacks because their ancestors were slaves is a social injustice,

11. ## math

write 109 3/4 as a decimal write 0.3246 as a percent

12. ## Chemistry

Balancing Equations for Reactions Occurring in Basic Solutions: I have the answer for it and I've gone and redone it twice and I can't match the answer...I was just seeing if anyone could show the steps so that I could see where I messed up...

13. ## math

For how many ordered pairs of positive integers (x,y) is 2x+3y

14. ## modern studies

what is the voting system called that elects constiuence msps what is the voting system called that elects regional msps

15. ## math

Edna and Nancy leave the house of a common friend at the same time and walk for 4 hours. Edna walks due east at the average rate of 4 kilometers per hour and Nancy walks due north at the average rate of 3 kilometers per hour. What is the straight-line

16. ## chem

How much energy is required to ionize a hydrogen atom in its ground (or lowest energy) state? What wavelength of light contains enough energy in a single photon to ionize a hydrogen atom?

17. ## check

How can a governor's message power affect legislation in a State?my answer is Of course a Governor's msg power affects legislation. A Governor has an enormous amount of power over a state.. .much like a president over the federal government. He or she gets

19. ## Histories/Social Studies

What was the dividing line between Former Han and the later Han marked by? ((IN ancient China))

20. ## Math

Mary has an order to be given Atropine gr. 1/150 sc on call from the O.R. The O.R. has called for Mary, so you need to prepare her injection right away. The label states : Atropine 0.4 mg/ml. How many ml are you to administer?0.35 ml0.5 ml1 ml1.5 ml Maggie

21. ## math

Two numbers have a sum of 47. Their difference is 5. What are the two numbers?

22. ## chemistry

is this the right anser? for this problem please let me know thanks calculate the amount of heat in kilojoules released when 50 grams of steam at 125 C are converted to 50 grams of ice at -125 C so 50 grams of H2O Ti= 124 C Tf= -125 C q=? J=? q=m *Cp * At

23. ## math

I have fewer ones than tens. The value of my tens is 30. What 2 numbers can I be?

24. ## Chemistry

Calculate the amount of heat in kilojoules released when 50 grams of steam at 125 C are convert to 50 grams of ice at 125 C please help

25. ## Physics (Online w/ no teacher)

Find the change in the force of gravity between two planets when the distance between them is decreased by a factor of 5.

26. ## physics

A race car, starting from rest, travels around a circular turn of radius 29.3 m. At a certain instant, the car is still accelerating, and its angular speed is 0.621 rad/s. At this time, the total acceleration (centripetal plus tangential) makes an angle of

27. ## Math

Describe some practical applications for fractions in your daily life. What are the challenges you have experienced regarding the use of fractions? Explain your answers.

28. ## science

Working on animal cells. Have to label what make up an animal cell in order 1-8 of the following; nucleus, cell membrane, vacuole, cytoplasm, mitochondria, goligi body, endoplasmic reticulum, ribosome??? Not sure where to start. Can not open the last

29. ## math

in the examples of a computerized drilling machine that were presented in your reading material, downward movement of the drill bit toward the metal plate was in the A positive direction of the x-axis B negative direction of the x-axis C negative direction

30. ## social studies

name the candidates for city council in HRM ( those from Eastern Passage )include telling about two things each candidate wants.

31. ## Math check

express using radical notation: (6ab)^4/3 This is what I have so far this be ^3sqrt6ab

32. ## MATH

For the graph of f(x) = e^(-2x + 1) - 1, where does the graph crosses the x-axis? is it (1/2,0)?

33. ## math

which of the following of a circle is always smaller than the other two? A the circumference B the diameter C the radius D it depends on the size of the circle

34. ## Math

sqrt(x^5 y^2)+ sqrt(9xy^2) How would I simplify this?

Could someone tell me if his and their is a common noun?

36. ## math

Complete the statement. 12 L = ________ qt A) 1.14 B) 11.4 C) 1.272 D) 12.72

37. ## Math

Complete the statement, using a metric unit of weight. A television weighs 30______.

38. ## Math check

(^5 sqrt symbol a^6)/(^4 sqrt symbol a^3) Is the answer 20sqrt symbol a^9

39. ## Math

(3+sqrt x)(4- 3sqrt x) is the answer 12- 5x sqrt

40. ## Grammar

the directions are"Write 3 adverbs to describe each verb noted. Do not use a word more than once." the words are run,dance,tripped,fly,play,jump,read, sing,growl,laugh,write,and eat.What are the answers?

41. ## Math

I have 4 pieces of equipment that need to run one after the other. Two of them have to run at a maximum of 20 minutes each and be off a total of 90 minutes each. One of the remaining 2 peieces has to run at 15 minutes. No determined minutes off. How do I

big al has a set ofnon-metic wrenches that has these numbers 7/16,1/4,9/16,3/8,5/16,1/2 which is the largest? which is the smallest?

43. ## Social Studies: EGYPT

what was the substance that was used to stuff the nostrils during the mummification process

44. ## Math check

(3+sqrt x)(4- 3sqrt x) is the answer 12- 5sqrtx-3x?

45. ## Math

Divide and simplify to the form a+bi. (-8+i)/(2-3i)

46. ## math

The numerator of a fractionis 5 less than twice the denominator. If the numerator is decreased by 1 and the denominator is increased by 3, the value of the new fraction is 5/4. Find the original fraction.

47. ## metaphor

i was wondering if anyone can tell me if this is a correct metaphor MY LIFE IS A DREAM My life is a dream, like a tiger waking up from her deep sleep. My life is like a dream, it's all up to me, the trees are purple, the stars talk away the night, the

48. ## chemistry

for K3PO4 is it potassium phophate or tripotassium phosphate? or both? confuse which one we use more often?

49. ## Math

Simplify: 9 sqrt5 -3 sqrt5

50. ## MGT help

Set achievable goals for your work unit. I wrote this so far: If I were going to set achievable goals they would be Give an example of how this benefit has been successful (or unsuccessful) in your experience in the workplace, in school, or in your

51. ## math

How to make up a data set of at least 12 numbers that have that have the following landmarks maximum.:18 mode:7 range:13 median:12

A scale on a map is 1cm to 250km. What does this mean?

53. ## Math

When Tammy was 4, the ratio of Tammy's age to fer father's age was 1:7. What will the ratio of their ages be when Tammy's father is 48. If so what would it be in simplest form.

54. ## Math

5k^2u^2 3z^2 ________ + ____ 12b^2d^2 4bk^3 How would I solve this?

55. ## Math

Solve: sqrt(7x-5)+sqrt(15x+4)=sqrt(30x+31)

56. ## Math check

Divide and simplify to the form a+bi. (-8+i)/(2-3i) Is the answer (23/13)+(43/13)i

57. ## science--plants

does anyone know where i can find a concept map of the transportation of fluids(in a plant)

58. ## SCi3NC3

An object is raised ad the allowed to fall. As it hits the gorund it stops and produces a sound. May u tell me al of the enegrgys that are occuring??

59. ## math

Simplify. 10 lb 30 oz

60. ## ENGLiSH 12TH

May someone please help me with a sentence with the word askance. I know the meaning which is "with a sidewise glance; with suspicion or disapproval" but I just can't seem to come up with a sentence. Thanks for your help

61. ## Math

Simplify ^3 sqrt symbol 4x ^3 sqrt symbol 6y Would I combine the 4x and the 6y?

62. ## Chemistry

I am stuck in this problem I need to calculate the molality first so I could find T but I don't know which one is the solvent and which one is the solution the problem is to calculate the freezing point of a solution containing 12.2g of benzoic acid,

63. ## Chemistry

Hi, This is one of my chem hw problems. Does anyone have links to websites that might help me solve this..or equations? It sounds like there are two parts to the question but I'm not sure. Volts and Joules? 1. Electrons are used to determine the structure

64. ## Math check

Solve: sqrt(7x-5)+sqrt(15x+4)=sqrt(30x+31) would I square both sides and then add and subtract I get 4 is that right?

65. ## government

how can a governors message power affect legislation in a state?

67. ## vocabulary

what is the meaning of assent?

68. ## math

use only tens to make the number 40 in two parts (5 ways)

69. ## chem

The minimum energy required to change the conformation of 11-cis-retinal within the eye is about 164kJ/mol. Calculate the longest wavelenght visible to the human eye

70. ## math

use only 10s to make the number 40 in two parts (5 ways) 1+3 2+2 3+1 what are the other two?

71. ## Math problem

A disoriented driver crosses diagonally from one corner of a 150 m by 275 m lawn to the far corner. How far does the wayward driver drive across the lawn? Give an approximate answer to three decimal places.

72. ## chemistry

i need to know if I am in the right tract please let me know...I am calulating the molality of the following exercise so I could be able to apply the formula T=Kf * molality calculate the freezing point of a solution containin 12.2 grams of benzoic acid,

73. ## Elections

Calculus / Graphical, Numerical, Algebraic: Teacher's Guide with Answers

74. ## teaching

what is the difference between constructivist and inquiry-based learning?

75. ## Math

Express in terms of i and simplify: sqrt-54 is the answer -3isqrt6

76. ## Science ...Urgent plz

Describe, compare and contrast INDUCTION and DEDUCTION as methods of science – using examples where appropriate. Identity and solve a problem using both induction and deduction. Where appropriate illustrated why and how one would use experimentation/

77. ## Constitution

What is the difference between a legislative bond measure, a legislative constitutional amendment, and an initiative constitutional amendment? How many of each are on the ballot?

what is the measurement of angles on a regular hexagon

79. ## Math check

subtract: 3+5i-(-4+6i) is the answer 7-i?

80. ## Science

With reference to the chemical- physical structure of DNA, and the nature and importance of a stable genetic code, describe the major forms of chromosomes mutations; also, describe, using examples: the major categories/types of mutagenic agents and how

81. ## Math

Multiply: sqrt-25 sqrt-100 is it 50?

82. ## statistics

A box of tickets averages out to 75 and the SD is 10. One hundred draws are made at random with replacement from this box. a)Find the chance that the average of the draws will be in the range 65 to 85. b)repeat for the range 74 to 76.

83. ## Math

Multiply Write the answer in the form a+bi. (2-3i)^2 I am coming up with 4-3i what am I doing wrong?

compare fractions 7/10 5/8 3/7

85. ## american government

a police officer has arrested a suspect and produced evidence of wrongdoing. list three questions you would ask the officer to determine whether the freedom and security of the suspect have been violated

86. ## Social Studies

In what ways has America’s geography helped to bring Americans together? In what ways has it helped to separate Americans?

87. ## american government

how can a governors message power affect legislation in a state

A'B'C' is the image of ABC after a dilitaion. AB=7, AC=10, A'B'=28, and B'C'=24. What is the scale factor of the dilitaion?

89. ## governmnent

If a proposed amendment violates the Constitution, should the Supreme Court be able to block its ratification?" A. With only one exception, an amendment to the Constitution cannot, by definition, violate the Constitution. Think it through: assume for a

90. ## calculus

Help - I have three problems that I am stuck on - 1. Lim x approaches infinity (x-3/x squared + 4) 2. Lim x approaches 3 x cubed - x squared - 7 x +3/ x squared - 9 3. Lim x approaches negative infinity (x + square root x squared + 2x)

91. ## Math

find the missing numbers and landmarks 18,20,20,24,27,27___,30,33,34,36,36,___ range:22 mode:27 minimum_____ maximum:___ explain how please

92. ## Math

Divide and simplify to the form a+bi. (-8+i)/(2-3i)

93. ## Math

Solve: sqrt(7x-5)+sqrt(15x+4)=sqrt(30x+31)

94. ## Math

Simplify: (4+2i)/2i(4-2i)^-1

What is 25/125 in simplist form?

96. ## Math

Express using radical notation : (6ab)^4/3

97. ## MAth

Express using exponential notation sqrt (6xy)^3

98. ## math

if f(x) = sqrt(9-3x) determine the domain of f

99. ## Math

if f(x)=x^2 find f(2-sqrt6)

what is your average spped if you ran 50 meters in 10 seconds?

101. ## Literary Terms

What is the difference between Juxtaposition and Antithesis?

102. ## Math

rationalize the denominator sqrt 5/ (5+sqrt6)

103. ## SOP

how to draft a sample standard operating procedure (SOP) for guard behavior?

104. ## Math

Solve: x= sqrt(10x-4-2)

105. ## medical

how can eliminating medical abbreviations reduce errors?

106. ## Chemistry

What does ammonia have anything to do with bogdan's rocket building? -can't find this anywhere if we had to order ammonia we don't order in pure. it is ordered in clandestine, liquid solution. the ammonia exists in this aq solution in eq. what is the eq

How do a write this sentence so it is parallel. Every town and city needs more parking space and places where people can recreate, and to have more money from taxes to pay for these things.

108. ## MAth algebra

Simplify ^5 sqrt symbol(x^6y^5)/^5 sqrt symbol(x^2 y^2)

109. ## Math

^4sqrt symbol(x^2 y^3)^3sqrt symbol(xy)

110. ## Math

Simplify: 9 sqrt5 -3 sqrt5

111. ## history

I NEED HELP TRYING TO FIND A CURRENT FOR MY HISTORY CLASS TONIGHT AND I CANT SEEM TO FIND ONE CAN YOU HELP?!

112. ## social studies

How did the Pilgrims become friends with the Wampanoag?

113. ## MAth

(3+sqrt x)(4- 3 sqrt x)

114. ## Spanish

Please see if this is written correctly. Let me know if I can say certain sentences in shorter phrases or simpler words or both. Michelle Rodriquez es puertorriqueña y dominicana. Ella es famosa por ella las habilidades actuación. Ella es rebelde y de

115. ## MAth

^5 sqrt symbol a^6/ ^4 sqrt symbol a^3

116. ## help me!

In what ways has America’s geography helped to bring Americans together? In what ways has it helped to separate Americans?

117. ## Math

sqrt (x^5 y^2) +sqrt(9xy^2)

In the sentence, "Marcy's brother carries bags of junk to the curb" I need to identify the nouns and whether they are common or proper. Thanks.

119. ## email help

Can you access a "yaahoo" account from an alternate computer?

120. ## Chemistry

What does ammonia have anything to do with bogdan's rocket building? -can't find this anywhere if we had to order ammonia we don't order in pure. it is ordered in clandestine, liquid solution. the ammonia exists in this aq solution in eq. what is the eq

121. ## math check

if f(x)=x^2 find f(2-sqrt6) I have the answer as 10-4sqrt6 is that right?

122. ## Math

what is tmprlsamoysemycioielnwd unscrambled? It is supposed to be a sentence.

123. ## US History your opinion??

Agree or disagree and why Article One in the US constitution leaves little room for interpretation of the powers of Congress.

124. ## English

In the sentence - Plenty of silicon is found on Earth, but it remains a valuable material for the computer industry. What is the simple subject and predicate?

we have to do this lab tomorrow. my teacher says that we have to "indirectly measure the radius" of a marble- he will only supply a ruler-plastic and a meter stick-wood what am i supposed to do?

126. ## math

Mr. Samuel has 150 pennies in two jars. There are 40 more pennies in one jar than the other. How many pennies are in each jar?

A particle moves along the x-axis so that its velocity at time t, 0(less than or equal)t(greater or equal to)5 is given by v(t)=3(t-1)(t-3). at time t=2 the position of the particle is x(2)=0. 1. find the minimum acceleration of the particle 2. find the

A particle moves along the x-axis so that its velocity at time t, 0(less than or equal)t(greater or equal to)5 is given by v(t)=3(t-1)(t-3). at time t=2 the position of the particle is x(2)=0. 1. find the minimum acceleration of the particle 2. find the

129. ## chemistry

I know you are unable to draw things on this website, but I am in desperate need for help and was wondering if someone would be able to guide or help me. I need to draw and assign the expected proton NMR spectra for the following compounds and show

130. ## Social Studies

Find the place. Using the clues below. One of the most tragic (and ironic) political assassinations in the history of a country happened here. Somewhat surprisingly in the overall scheme of things, this significant seat of government has no commercial

131. ## Chemistry

The partial pressure of water above a solution of water and a nonvolatile solute at 25oC is 18.6 mm Hg. What is the mole fraction of the solute?

132. ## Math check

The problem is solve x= sqrt10x-4-2 So it would be x=sqrt10x-6 right then how would I solve for x

133. ## Essay writing

how do u go about writing essays that are questions like "why do u want to go to this college" or "why did you decide to major in this" or "what is the reason for you application/clariy your interest in this event" help please!!! Thank you!

134. ## Chemistry

The boiling point elevation of a solution consisting of 2.92 g of a nonvolatile solute in 82.4 g of benzene is 1.077 oC. What is the molecular weight of the unknown solute?

135. ## Chemistry

Which of the following would be the best solvent for NH3 and why? CH3(CH2)4CH3, CCl4, CH3OH, BrCH2CH2CH3.

136. ## Algebra 1: 8th Grade

Montreal and Quebec City are about 260km apart along Route 20 in Canada. Sylvia is leaving Montreal to go to Quebec City at a speed of 90km per hour. And Anne is leaving Quebec City to go to Montreal at a speed of 105km per hour. a) When and where do

137. ## French

I have to write a short paragraph about where I have already traveled. Can someone check this for me? J’ai déjà allé à d’autres états des Etats-Unis et le Mexique. J’ai allé au Californie, l’Utah, Le Colorado, L’Idaho, et Le Florida. Alors,

138. ## History

Hi, I have an exam and I need to know about the First Red Scare during WWI I need to know the definition, when it happened, where it happened, and why it was important but in full detail Thanks

139. ## American history

What did the mayflower compact and the fundamental orders of connecticut have in common?

140. ## science

what is pluto called? i think it is a star is that correct. im doingit for extra credit. and why do they call it stars

141. ## Geography

In what ways has America’s geography helped to bring Americans together? In what ways has it helped to separate Americans?

142. ## physics

You are hired to check the technical validity of a futuristic space mystery production. The scene takes place during the rst manned trip to Pluto's moon, Charon. Sally Skywalker is outside the spaceship repairing some hardware, when her safety line to the

143. ## Calculus derivatives

f(a) = a + √a (a) Find the derivative of the function using the definition of derivative.

144. ## Geography / Social Studies

how are people in modern american societies ruled by geographic conditions? Consider modes of travel, how food is acquired, and types of houses built

145. ## Math check

The problem is solve x= sqrt10x-4-2 So it would be x=sqrt10x-6 right I have as x=4 is that right? or is it 2,4

146. ## chemistry

For the reaction shown below complete the following calculations. H2(g) + C2H4(g) --> C2H6(g) (a) Estimate the enthalpy of reaction using the bond energy values in Table 9.4. (b) Calculate the enthalpy of reaction, using standard enthalpies of formation.

Part 1: Strategy Development Present and explain five key IT/IS initiatives that should form companyâ€™s (mobile industry company) 3-5 year IT/IS strategy. You should present this strategy using Earlâ€™s Risk & Return Portfolios taxonomy, then by

148. ## Math word problem

A disoriented driver crosses diagonally from one corner of a 150 m by 275 m lawn to the far corner. How far does the wayward driver drive across the lawn? Give an approximate answer to three decimal places. What formula would I apply to solve this?

149. ## acids and alkali

what acids and alkali are used to make an oven cleaner plz help me!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

150. ## physics

A 1.00 kg hollow ball with a radius of 2.2^10^-1 m, filled with air, is released from rest at the bottom of a 1.50 m deep pool of water. How high above the water does the ball shoot upward if the upward force exerted by the fluid on the ball 40 N? Neglect

151. ## Health

Please, I just need someone to help me start this and I'll take it from there. I can't seem to come up with any concepts. Thanks. Imagine you are witnessing a senate debate in Washington, D.C., hours before a vote on a comprehensive health care reform

Hi, I need some help downloading two PDF files. They are for volunteer work at Roswell Cancer Institute. I believe there is a brochure and an application form: 19433 Volunteer Application Form - single pages.pdf 68K View as HTML Download Volunteer

153. ## Algebra

Montreal and Quebec City are about 260km apart along Route 20 in Canada. Sylvia is leaving Montreal to go to Quebec City at a speed of 90km per hour. And Anne is leaving Quebec City to go to Montreal at a speed of 105km per hour. a) When and where do

154. ## english-character sketch

how are character sketches supposed to go? i think i am doing this wrong

155. ## english

The survival of polar bears and what is being done to save them???

156. ## physics

do u go to gwu?

157. ## ENGLISH

what hope is there for the future of the polar bear?

158. ## math check

subtract: 3+5i-(-4+6i) is the answer 7-i?

159. ## Chemistry

I'm so confused!!!!!!!!!! I need to write out the equation for the reaction between (+)-tartaric acid and (+_)-1-phenylethylamine. I know tartaric acid is C4H6O6 and 1-phenylethylamie is C8H11N. Where do I go from here?

can you just give me a math riddle that's understandable to 7 th grade

161. ## Math check

express in terms of i and simplify: srqt-54 is it -3isqrt6?

162. ## word problem

A disoriented driver crosses diagonally from one corner of a 150 m by 275 m lawn to the far corner. How far does the wayward driver drive across the lawn? Give an approximate answer to three decimal places. What formula would I apply to solve this?

WHAT 30 TO THE 2 POWER

164. ## Math check

multiply: sqrt-25 sqrt-100 is the answer 50?

165. ## spellING

A SMAIL WILD BIRD OF THE PATRIDGE FAMILY

166. ## math

what is equivalent fractions for 6/5?how do you get the answer

167. ## English

You are staning in front of church looking to the right. How do I get to the restaurant? Just go straight. It's past the department store. 1. It's around the corner. 2. Just go straight a little. 3. Just go straight on 1st Street. 3-1. Just go straight on

168. ## math

how many ml should be administered if the dose is 250mg and the label states 500mg per tsp

169. ## Finance

Describe the relationship between the coupon rate and the required rate that will result in a bond selling at a discount?

170. ## physics

Two carts of equal mass, m = 0.280 kg, are placed on a frictionless track that has a light spring of force constant k = 51.9 N/m attached to one end of it. The red cart is given an initial velocity of v0 = 3.50 m/s to the right, and the blue cart is

171. ## Finance

Describe the relationship between the coupon rate and the required rate that will result in a bond selling at face value?

172. ## Finance

Describe the relationship between the coupon rate and the required rate that will result in a bond selling at a premium?

173. ## History-Constitution

I read the constitution many times, it is hard to understand- how did the constitution address the flaws of the Articles of Convederation? thanks!

174. ## math check

Simplify: sqrt(x^5 y^2)+sqrt(9xy^2) is the answer sqrtx(x^2y+3y)

175. ## science

i need information about the hydrogen molicule

176. ## science

Need to find the sequence of how an animal cell starts. Need the order

177. ## Calculus

Explain the global optimization process for a continuous function over a closed interval. Be sure to identify all steps involved and clearly explain how the derivative is utilized in this process. Would this be a good explanation? The process of global

178. ## matha

which of the following is an example of a binomial? A 2y B 2x+y C 2xy D none of the above

179. ## science

How should I draw a diagram for this question below? During a hot summer's day, the sea is cooler than the land, so the air above the sea is cooler than the air above the land. Explain, using a labeled diagram, how this leads to a cooling breeze blowing in

180. ## college_ethics applied

Match the following definitions of happiness to the theory: a. Egoism b. Virtue Ethics c. Natural Law d. Hedonism Happiness is a matter of fulfilling one's purpose in life. Happiness is a matter of immediate gratification, living for one's self in the

181. ## chemistry

I know you are unable to draw things on this website, but I am in desperate need for help and was wondering if someone would be able to guide or help me. I need to draw and assign the expected proton NMR spectra for the following compounds and show

182. ## english

show me a letter to an editor of your local newspaper opposing the veiw expressed by one of its journalists that the popular music of your country is full of sound and fury meaning nothing

183. ## Chemistry

calculate the freezing point of a solution containing 12.2 grams of benzoic acid, dissolved in 250 grams of nitrobenzene. the freezing point of nitrobenzene is 5.7 celsius and its freezing point depression constant is 7.0 celsius/m. please help

184. ## Physics (Online w/ no teacher)

The mass of a certain neutron star is 3.0 X 10 to the 30th (1.5 solar masses) and its radius is 8,000 m (8 km). What is the acceleration of gravity at the surface of this condensed, burned-out star? My answer was 31,265,625 X 10 to the 12th km/s squared.

185. ## Algebra

1 adult + 2 kids: admission = 8.75 2 adults + 5 kids: adm = 19.75 I have the answer, just need the formula - I guessed and checked (a lot) and got kids' tickets = 2.25 adults' tickets = 4.25

186. ## Algebra

Swimming space. The length of a rectangular swimming pool is 2x - 1 meters, and the width is x + 2 meters. Write a polynomial A(x) that represents the area. Find A(5). I have the polynomial being: A(x)=2x^2+3x If I find A(5): 2*5^2+3*5 2*25+15 65 meters.

187. ## MGT

I am not sure of this but i would like suggestions i need to write 150 word response: Describe an obstacle to working on teams. Explain how the team can overcome that obstacle. also I need the same thing for this one: Address the guideline to promoting

Calculate the amount of heat in kilojoules reased when 50 of steam at 125 C are converted to 50 grams of ice at -125 C. AHsteam = m * Cp steam * At q1= 50g * 4.184 J/g C * (125-100)C= 5.23 x 10^J q2= m * AH 50g * 5230 J/g = 2.61 x 10^5 J q3= 50g *4.184 J/g

189. ## Algebra ?

Selling shirts. If a vendor charges p dollars each for rugby shirts, then he expects to sell 2000 - 100p shirts at a tournament. a) Find a polynomial R(p) that represents the total revenue when the shirts are p dollars each. I came up with the polynomial

190. ## science

Working on animal cells. Have to label what make up an animal cell in order 1-8 of the following; nucleus, cell membrane, vacuole, cytoplasm, mitochondria, goligi body, endoplasmic reticulum, ribosome??? Not sure where to start

what was cattle ranching in the 1800's?

192. ## physics

density of silver is 10.5 X10^3 kg/m^3. find the volume occupied by 2X10^4 g of silver. calculate the force of gravity acting on the mass.

193. ## Science

Which of these rates of speed is the fastest? 40 km/h 28 mi/h 19 knots/h I believe it is 40 km/h am I correct?

195. ## Calculus

Explain the global optimization process for a continuous function over a closed interval. Be sure to identify all steps involved and clearly explain how the derivative is utilized in this process. Does this have to do with the first derivative rule or

196. ## MATH

if line segment AC =120ft and the ratio of line AB:line BC=3:5, what is the length of line AB ? I set up the equation as x:120,3:5 x/120=3/5 3/120=360, 360 divided by 5=72 the answer in the book is 45, need help

197. ## Spanish

Hello: Please see if this translation is correct. Make suggestions as necessary or feel free to tell me how to say specific phrases in simpler words. Thanks. Michelle Rodriquez is Puerto Rican and Dominican. She is famous for her acting skills. She is

198. ## Agree or disagree with this statement US history

Agree or disagree and why?-- just taking a poll Article One in the US constitution leaves little room for interpretation of the powers of Congress.

199. ## Biology

When someone starts exercising,how does their heart know that it should beat faster? Which gas is removed from the air you inhale? Which gas is added to the air you exhale?

200. ## SCIENCE

I have a supermarket science project that is due in a couple of days. I have to compare quality and quantity of at least two similar products. I have to use these procedures for a formal lab report. TITLE~ PROBLEM STATEMENT~ HYPOTHESIS~ MATERIALS~ MV~ RV~

201. ## american government

how can a governors message power affect legislation in a state?

202. ## math

Is the following set of numbers a perfect triple? 13, 15, 18 Why are they, or why not

203. ## american government

in what ways does the existence of minor parties also work to strengthen the united states two party system

204. ## Math

Edward H. White, the first astronaut to spend 20 minutes free-floating in space, had to wear a special suit to protect him from heat, radiation, and particles. the number of layers in his suit is the number that is the only palindrome between 12 and 30.

205. ## Math

Hi, I need a little help with solving this question for c: (2c-1)^3=4c^2-1 I did this already: (2c-1)^3-(4c^2-1)=0 (2c-1)^3-(2c+1)(2c-1)=0 But I need help with the next steps... Thank you!

206. ## american government

if a purposed amendment violates the constitution should the supreme court be able to block its ratification?

Strategy Development Present and explain five key IT/IS initiatives that should form company’s (mobile industry company) 3-5 year IT/IS strategy. You should present this strategy using Earl’s Risk & Return Portfolios taxonomy, then by briefly

208. ## american government

Suppose major officeholders from one particular party are not performing well, and the party is not monitoring these officeholders. in what ways could this situation affect the party as a whole? my answer is If they are honest then help them and most do

209. ## science

can not get the website to open up

210. ## Chemistry

How does H2O effect NaH2PO4 during an acid titration?

If i buy a lollipop and a pack of gum, the cost will be \$1.19. If i buy a lollipop and a peppermint, the cost will be \$1.45. If i buy a pack of gum and a peppermint, the cost will be \$1.40. What are the individual prices?

212. ## Math

F(x)=sqrt(9-3x) determine the domain of f How would I break that out to determine f

213. ## chemistry

Calculate the enthalpy of the reaction shown below using the following equations. H2(g) + F2(g) 2 HF(g) (a) ΔH° = BE(reactants) - BE(products) (b) ΔH°rxn = nΔH°f(products) - mΔH°f(reactants)

214. ## Anatomy and Physiology

What is the primary function of Lymphocyte

215. ## check

What do you think are some of the reasons why the president was given almost unlimited military powers ? what are some possible positive and negative effects resulting from the scope of the presidents military power? my answerBecause he is the Commander in

216. ## Bio 157

Be able to tell the ovarian, uterine and hormonal changes which occur during each stage of the menstrual cycle. I am not sure what answer she is looking for. Any Help would be great.

217. ## U.S. History

What organization or group was against WWI and or for propaganda?

218. ## US history

What were the French motivations to explore the new world?

219. ## criminal justice

hi, I just need some ideas in how to make a SOP Standard operating procedure for guard behavior in a correctional. I think I will be including things like guard fraternization with prisoners, treatment of prisoners of the opposite sex, acceptance of bribes

221. ## Math - gr.11

A tunnel with a parabolic arch is 12m wide. If the height of the arch 4m from the left is 6m, can a truck that is 5m tall and 3.5m wide pass through the tunnel? Can someone please help me with this? and could you show me steps how you got the answer, i

222. ## math

The ratio of height of an object in a photograph to the actal height is 1:100. The height of a statue in the photograph is 5cm. How tall is the statue?

224. ## social studies

How do each of the eight strands of social studies tie into the times and life of Christopher Columbus?

225. ## Math

Inequalities:How is 2r + 5 greater than a negative one ?

226. ## chemistry

what is the balanced formulea equation for water evaporating

227. ## Social Studies

When did spain come under Muslim rule ?

228. ## social studies

Identify two reasons that explain why Britain and France thought that the policy of appeasement was the best solution as a reaction to Hitler's demands.

i need to find two articles in anything to do with an ecological concern (ex. pollution as a threat to our ecosystem)... please help me find a site, i can't find any good ones!!

At a certain time of day, a person's shadow is twice her height. What ratio describes this relationship? At this time of day, Gene's shadow measures 320cm. What is his height?

231. ## math

when a piece of a circle is determined by two radii, that piece is best called a A sector B circumference C remainder D chord

232. ## college

For each set of parameter values: - Calculate the optimal time to extract the resource - How do you find switchpoint/ transition point? - Calculate the Extraction path (Q0, Q1, etc.) - Calculate the MUC in each period - HOW DO U FIND MUC? - Calculate the

233. ## science,technology and the environment

describe,compare and contrast induction and deduction as methods of science.using examples where appropriate.Identify and solve a problem using both induction and deduction.where appropriate illustrate why and how one would use experimentation and cycle of

234. ## math

find two consecutive even integers such that 5 more than the first is divided by 2 less than the second, the result is 13/12.

235. ## math

when solving the exponential equation, 2^2x-1=16 what do I do first? do I convert to a log equation?

236. ## it 220

Locate two Websites that you feel exhibit exemplary design features. explain why you selected each site. what design features stand out on each site? Are these features unique to the web sites you selected or are they used by their competitors or similar