# Questions Asked onMarch 11, 2008

1. ## algebra

what happened when two fruit companies merged? this question is on a worksheet i have to do.

2. ## repost physics E&M please

A battery with EMF 90.0 V has internal resistance R_b = 8.68 Omega. What is the reading V_v of a voltmeter having total resistance R_v = 485 \Omega when it is placed across the terminals of the battery? Express your answer with three significant figures.

3. ## calculus

A Particle moves along the x-axis so that at any time t>0, its acceleration is given by a(t)= ln(1+2^t). If the velocity of the particle is 2 at time t=1, then the velocity of the particle at time t=2 is? The correct answer is 3.346, but how?

4. ## word unscramble in french

how do you unsramble this in french "tenipure"

5. ## Science

How might you determine whether or not your toothpaste contains calcium carbonate, CaCO3, or perhaps baking soda, NaHCO3, without looking at the ingredients label?

6. ## managerial economics

a material handling company pays each of its sale persons a base salary plus a percentage of revenue generated. To reduce overhead EFI has switched from giving each salesperson a company car to reimbursing them .35 for each business related mile driven.

7. ## Economics

I have the following question in my assignment: The cost of producing stero systems has fallen over the past several decades. A:Use the supply-and-demand diagram to show the effects of fallaing production costs on the price and quantity of steros sold.

8. ## Pre-Algebra

The biggest attraction at the new amusement park, World of Fun, is the huge slide that goes under the ground. To get to the top of the slide, Jon has to climb up a 56-foot ladder. Then he rides the slide to the bottom. Finally, Jon walks through a tunnel

9. ## statistics/ Ho and Ha?

* I just wanted to know if I'm setting up the Ho and Ha correctly. An herbal supplement is advertised as producing an increase in strength and stamina. Sample of n=36 adults is obtained and each person is told to take the regulary daily dose of the herb

10. ## Science

Why do lakes lying in granite basins tend to become acidified by acid rain more readily than lakes lying in limestone basins?

11. ## Chemistry

What is the mass in grams of 1.02X10^24 molecules of NaCl?

12. ## Science

Why is the formation of iron hydroxide, Fe(OH)2, from Fe2+ and OH- not considered an oxidation-reduction reaction?

13. ## chemistry

If 26.223 mL of potassium permanganate solution is required to titrate 1.041 g of ferrous ammonium sulfate hexahydrate, { FeSO4(NH4)2So46H2O }, calculate the molarity of the KMno4 solution. and the equation the lab gave me was Mn04(-) + 8H(+) + 5Fe(+2)

14. ## Algebra

Juan and Anita are standing together in the schoolyard. Juan, who is 6 feet 2 inches tall, casts a shadow that is 54 inches long. At the same time, Anita casts a shadow that is 46 inches long. How tall is Anita?: a. 86.4 in. b. 5 ft 3 in. c. 5 ft 1 in. d.

15. ## Math

The sales price of a car is 12,590, which is 20% off the original price. What is the Original price?

16. ## CHEM Help!

My homework is about translating word equations and I need help in answering this question. Sodium phosphate reacts with calcium nitrate to produce sodium nitrate and calcium phosphate. What would be the answer? I also need help with this other question

17. ## Algebra

How do you find the coordinates of a vertex of a parabola using the quadratic equation?

18. ## Geometric formulas

Contagious diseases can spread very quickly. Supposed five people are ill during the first week of an epidemic and that each person who is ill spreads the disease to four people by the end of the next week. By the end of the tenth week how many people have

19. ## Spanish

What is the opposite word of pequena?

20. ## Math

Find the surface area of each rectangular prism or cylinder to the nearest tenth of a degree. 7. Bases are isoceles triangles with legs that measure 5 centimeters. The height is 7 cm. I Don't know how to set it up. What formula do i use and how? Thanks

21. ## Science

What is the cenrtipetal force that allows a car to move around a sharp curve in a roadway?

22. ## Science

I recently got a project to do on a country other than the U.S. my teacher sucks at explaining things, so in literal terms the instructions say "reasearch a country other than the US, draw two maps: 1, a map that has all borders and rivers and 2, a Biome

23. ## math

Please help me How can I create a pie chart for the following information Branch Count Army 17 Navy 10 Air Force 4 Marines 6 Coast Guard 1 National Guard 2

24. ## english

what is the sulotion on the story the mixed up files of mrs brasil e. frankweiler?

25. ## social studies

Out of Hindusim and Buddism..which is larger?

26. ## social studies

the buddist faith spread fown what peninsula in southeast asia?

27. ## algebra

ã3 _ 3ã2 - ã3

28. ## Science

How do you determine protons, neutrons, electrons?

29. ## Algebra

Why is first equation is x negative and in equations 2,3 & 4 answers are not negative and also sign changes? 1)Equation: x+y>1 Answer: y=-x+1 2)Equation: x-y>5 Answer: y9 Sign is less than or equal to in the answer. Answer: y

30. ## English

hi ppl does this look like an intresting book review The book that I have recently been reading is called sense and sensibility by Jane Austen. The book is about a family The Dashwoods which live in Sussex, England. On the death of the father, Henry

31. ## algebra

The boys were 1/ 4 of the way across the bridge when they heard the sound of a train whistle. The train coming from behind them was moving at a speed of 45 mph. The boys immediately thought that they could turn around and run towards the near end of the

32. ## Physical Science

Why was the proton and electron discovered before the neutron?

33. ## Physical Science

Explain why a neutral atom cannot haveone proton, one neutron and two electrons?

34. ## algebra

simplify the expression ã27x2y

35. ## Physical Science

The nucleus of an atom contains six neutrons and esix protons. The nucleus of a second atom contains six neutrons and five protons. Are they atoms of different elements or isotopes of the same element?

36. ## Math

Please help The following scores were recorded on a 200-point final examination: 193,185,163,186,192,135,158,174,188,172,168,183,195,165,183. A. Find the mean final examination score B. Find the median final examination score. C. Is the mean or median a

37. ## Math

Please help I can't get it. Find the median 26,30,38,67,59,21,17,85,22,22 Give the five-number summary of each numbers 7,7,5,4,1,9,8,8,8,5,2 Find the range of each set of numbers 7,7,5,4,1,9,8,8,8,5,2

38. ## algebra

high school # of band memebers logan 75 Northeast 90 during the halftime show, the bands plan to march into the stadium from opposite ends using formations with the same # of rows. If the bands match up in the center of the field what is the maximum number

39. ## banking and money

Steps 1. Complete the assigned readings for this unit. 2. Read the article found at the website provided in Materials below. 3. Post a 100- to 150-word answer for each of the following questions: Credit cards and travelers' checks are widely accepted as a

Jews fast to show God that they are sorry for their sins and to ask for forgiveness. Should the prisoners in the Holocaust fast? list three reason.

41. ## Maths - check answer

On the May 1 billing date, Mary had a balance due of \$970.60 on her credit card. The transactions during the following month were: May 5 Payment \$400.00 May 10 Charge: airline tickets \$381.00 May 22 Charge: hotel \$270.60 May 25 Charge: florist \$60.20 The

42. ## math (geometry)

A parallelogram has sides 8 and 12. The shorter altitude is 6. Find the length of the other altitude. -------------------------------------------------------------------------------- It says the answer is 9, but I don't know how they got that. Any help is

43. ## beginning chemistry

calculate the volume of 750.0g of gold.

44. ## chemistry

how do u calculate the density of an irregular shape? this is 1 of my hm/wk questuions n i wasn't listening...i mean i didn't hear what he said

45. ## Finance

A comp. has issued a bond with the following characteristics: Principal=1000, Time to maturity=20yrs. Coupon Rate=8%, compounded semiannually with semiannual payments. Calculate the value of this bond if the stated interest rate, compounded semiannually is

46. ## chemistry

calculate the internal energy change for each of the following. a. one hundred(100.)joules of work are required to compress a gas. at the same time the gas releases 23 J of heat. b. a piston is compressed from a volume of 8.30 L to 2.80 L against a

47. ## Chemistry

Please help Butanol's structural formula is C4H10, why? [Methanol?Ethanol?Pentanol?) Pentan-1-ol exists as several different isomers. I don't know how to draw them.

49. ## Elementary Mathematics

How can a teacher help a student develop a strong understanding of the operations and of number relationship in Mathematics? This was a very interesting question, but I am having a hard time answering it. Need your help... Thanks alot!!!

50. ## Physics Honors

Consider planet mass of 4.98 E 21 kilograms with a satellite orbitting it at distance of 3.11 E 6 meters from planet's center. Satellite has mass of 369 kilograms. How long (inseconds) does it take the satellite to make one complete orbit around planet. I

51. ## french

How do you say its 12:03. Do you say Il est midi trois. or Il est douze heures trois?

52. ## Chem URGENT!

What is the translating word equations for this question: Nickel reacts with lead nitrate to produce nickel nitrate and lead.

3 S to a T

54. ## agebra

Hey, im a little confused with this question: 2^n x 4^(n+1) / 8^(n-2) I have to change all bases to 2 then simplify fully. Thanks everoyne.

55. ## Criminal Justice

What are the common features across the security levels?

56. ## Space Science

What are some possible jobs relating to the space industry?

57. ## English/History

Hi I wrote an essay about antisemitism in Iran during the 1979 war. I titled it "life in Iran" but my teacher says that the title is weak. Do you have any suggestions as to what I should rename the essay?

58. ## Math

Jim is able to sell a hand-carved statue for \$670 which was a 35% profit over his cost. How much did the statue originally cost him? How do you find the answer to this?

59. ## chem

how to draw the structure of AlHAtCl_2-?/

60. ## biology

what do we call th e catalysts that act in living things

61. ## Biology

In class we are practicing essays. And i need help to either find the standards to this, or the full answer to it. Discuss the structural and functional adaptations found in higher plants that enable them to conserve water under different environmental

62. ## Math Algebra

Find the Values of X 12p^2+11p-22=0 I'm having some trouble with this math question can somebody please explain it. Please I would like to know how to do it since I have a Benchmark Tomorrow. -thank you

63. ## Biology

Describe four ways that plants protect themselves from environmental conditions using one example from each of the following categories: a. hormone b. tropism c. plants structure d. plant process In your answer be sure to include the specific threat and

64. ## Finance

Company Q has just paid a dividend of \$1.40 per share. Its dividend is expected to grow at 5% per year perpetually. If the required return is 10%, what is the value of a share in company Q?

65. ## math

How can you use data analysis and statistics in everyday life?

66. ## Science

Hydrogen chloride is added to a buffer solution of ammonia, NH3, and ammonium chloride, NH4Cl. What is the effect on the concentration of ammonia? On the concentration of ammonium chloride?

7^t-2 = 5^t

68. ## physics

a portable electric drill produces 1.2 hp at full load. If 85% of the power provided by the 9.6 V battery pack is useful, what is the current flow? how much power goes into the waste heat? I don't know what to do. In class, we learned about amps, volts,and

69. ## Biology

Can someone explain to me in simple terms deductive and inductive reasoning. Every time I find a new definition, I get more confused. I think that deductive is when you try to figure out from something that is generic and inductive is when you already know

70. ## Spanish 1

Cual no es un mes del ano? I just need to know what that says, its a multiple choice question but I cant translate it right and If i could just know what the question was right I could get the answer myself.

71. ## Science

Which way do electrons flow when a copper strip is placed in a Zn2+ solution: from the copper to zinc ions or from the zinc ions to the copper?

72. ## Physics

Our teacher gave us a scenario we have to prepare to solve for a lab tomorrow: He has one of those toy flying airplanes suspended from the ceiling on a string of some length. He is going to charge it and start it spinning, and we have to figure out how

Please check my answer thank you Verifying the accuracy of HCPCS codes is an important function in what ? I think that it is maintence of chargemasters

74. ## Biology

What component is present in every part of a loop, such as one that involves proteins producing energetic molecules from sugar? 1 - Raw Materials 2 - Energy release 3 - Energy absorption 4 - Information (*) my answer

75. ## algebra 2

im studying radicals and im having trouble....i need help on this one....i really don't know how to write but here it goes... the nth root is 4square root of 5 times the nth root is 4 square root of 5...i need to simplify the expression

76. ## algebra 2

Just one more.. Thanks for the last one! 16^(d-4) = 3^(3-d) solve for d

77. ## Statistical Methods

Calculate the probability that 3 or fewer rainy days occur during the next 15 days. The probability any day is rainy is .2. For this question I tried using binomial distribution by setting x = 0, 1, 2, 3. p=.2 and n =15. After doing all of them, Do add the

78. ## Math

If sally can paint a house in 4hrs, and John can paint the same house in 6hrs, How long will it take for both of them to paint the house together?

79. ## Elementary Mathematics

Thanks for your response Ms Sue.... but what does the question it mean by "understanding the operations and of number relationships"

80. ## PHYSICS

HELP. I need to understand this for a test tomorrow. THANKS Consider planet mass of 4.98 E 21 kilograms with a satellite orbitting it at distance of 3.11 E 6 meters from planet's center. Satellite has mass of 369 kilograms. How long (inseconds) does it

81. ## computers

the importance of computers

82. ## statistics

A normal distribution has a mean = 100. Find its standard deviation if 17% of the values exceed 144. All I can say is wow. Book is of no help. Neither is teacher. Can anyone help?

83. ## Accounting

How do you find the ratio of time devoted to the business?

84. ## Statistical Methods

The mean price of purchases is \$110 and the standard deviation = \$12. What is the probability of a purchase exceeding \$90? I need help reviewing. Please give some input.

Can someone proofread this for me please? Thanks. Under the Youth PROMISE Act, communities facing the greatest youth gang and crime challenges will come together to develop a compressive plan for implementing evidence-based prevention and intervention

86. ## Geography

what are the differences between greenfield and brownfield sites?

87. ## chemistry

how to calculate persenteil

88. ## Algebra

If two lines are parallel and the slope of one of the lines is 3d, what is the product of their slopes?: a. -1 b. - d c. 9d2 d. 6d

89. ## Algebra

If (x+4) is a factor of -x2 -11x - w = 0, then the value of w is: a. -60 b. -28 c. 28 d. 60

90. ## Algebra

The probability that it will be rainy on Monday is 7/10. The probability that it will be windy on Monday is 6/10. These events are independent. What is the probability that it will be rainy or windy on Monday?: a. 21/50 b. 29/50 c. 22/25 d. 3/25

91. ## Algebra

George paid \$31.25 in taxi fare from the airport to the hotel. The cab charged \$3.75 for the first mile plus \$2.50 for each additional mile. The equation to find the number of miles, m, from the airport to the hotel would be: a. 3.75 + 2.50m + 31.25 =

92. ## Algebra

(-4x-2y)(-2x5y3) = a. 8x-10y3 b. -8x3y4 c. -8 x10y3 d. 8x3y4

93. ## Algebra

10. If (x+4) is a factor of -x2 -11x - w = 0, then the value of w is: a. -60 b. -28 c. 28 d. 60

94. ## Algebra

11. Solve: 2 - 5x ≥ 3x - 14: a. x ≤ 2 b. x ≥ -2 c. x ≤ 4 d. x ≥ -1

95. ## Algebra

13. A boat cruises downstream for 2 hours before heading back. It takes 3.5 hours going upstream to get back. If the speed of the stream is 8 mph, what is the speed of the boat in still water?: a. 14.7 mph b. 19.6 mph c. 24.8 mph d. 29.3 mph

96. ## Algebra

15. Solve |3x+1| < -5: a. x < -2 b. -2 < x < 4/3 c. all real numbers d. no solution

97. ## health

the office hires an employee who's deaf, but who can lip read. what will the employer have to do in terms of this employee's job duties to comply with the americans with disabilities act?

98. ## Algebra

1/2x-3/4y=-3-1/2; find value of x 2x-3=x-3y-1; find valud of y 1. graph 2. solve by substitution

99. ## chemistry

How do I find the charge of the 1st listed metal? HgCl2 PbO2 Cu(OH)2 Cr2O3 Fe3(PO4)2

100. ## decimals/math

wicth is bigger,0.355 or0 0.5?

101. ## English Grammar

1. Paste your photo in the box. 2. Paste your photo on the box. Which preposition do I have to use?

102. ## Chemistry HELP!

What is the translating word equation for water decomposes to form hydrogen oxygen gases?

103. ## English expression

e.g. Write the small letters in the alphabet continuously putting together. Is this expression correct? Do you have some more good expressions?

105. ## social studies

What is the newest nation in Southeast Asia?

106. ## social studies

Which Southeast Asia country was not controlled by France when first colonized?

107. ## social studies

Which Southeast Asia country was not controlled by Britain when first colonized?

108. ## social studies

Which Southeast Asia country was not controlled by Britain when first colonized?

109. ## English expression

1. I went to an academy. 2. I went to academy. 3. I went to Chicago Academy. 4. I went to the academy. ---------------------------- Students go to a private institute after school to study further. Which expressions do we have to use?

110. ## world literature

How do poets utilize literary devices and conventions to develop themes in their poetry? I don't understand how to read a poem so I understand what it is really saying either?

111. ## English expression

Playing the dice game, write down suitable responses and have a conversation. (They work in pairs playing the dice game. However, they use just one die.) You work in pairs. One student should throw the die. If it has one, he should move forward one step.

112. ## Math repost for edie

Math - edie, Tuesday, March 11, 2008 at 5:11pm The area of a square is 25 square meters. What is its perimeter? Please show all work

113. ## science(chem) Dr.Bob-> need help on this long lab

For 1 part of the lab I: prepare 4-Bromo-2-chloro-6-iodoaniline I dissolve 250mg recrystallized 4- Bromo-2-chloro-6-iodoaniline in 4ml of glacial acetic acid in 25ml erlenmyer flask and add 1ml water to the mixture. Then I prepare a solution of 250mg

114. ## math

There are 2 apples on a tree. You take away 1 apple. How many apples do you have?

115. ## geometry

tyrone cut out a quadrilateral from a peice of cardboard. one pair of opposite sides are parallel but not congruent and the other pair are congruent not parallel, what is the name of the quadrilateral he cut out?

116. ## Planets

Why is Venus hotter than Mercury even though Mercury is closest to the Sun?

117. ## Finance (Check Answer plz)

A comp. has issued a bond with the following characteristics: Principal=1000, Time to maturity=20yrs. Coupon Rate=8%, compounded semiannually with semiannual payments. Calculate the value of this bond if the stated interest rate, compounded semiannually is

118. ## Spanish

I need homework help. Here r the directions. Write 2 statements about each of the following. Use the correct verb form and adj. that is givern. Theb give the opposite of what u wrote. 1. ella/alto ______ 2. yo/grande________ 3.el/joven________ 4.el

119. ## Science

What is a continental air mass?

120. ## algebra 1(Polynomials)

Simplify: (5x2y3z)(6xyz2)

121. ## Math

42 mm = ? cm?

122. ## Physical Science

Hello, Do I have the correct answer for the following question? Thank You, My answer- 15 mm An object 5 mm high is located 15 mm in front of a plane mirror. How far from the mirror is the image located? 5.0 mm 7.5 mm 15 mm 30 mm

123. ## math

How do you make a mixed number into a improper fraction?

124. ## Chem

I'm doing a homework on Translating Word Equations and I wanted to know the answer for this question... Iron(ll) hydroxide reacts with hydrogen peroxide to produce iron(lll) hydroxide. Please help needed!

125. ## Physical Science

Hello, I need some help with the following question. Thank You, When an object is placed 8mm from a concave spherical mirror, a clear image can be projected on a screen 16 mm in front of the mirror. If the object has a height of 4 mm, the height of the

126. ## chemistry

How do I predict the formula for the ionic compounds when I combine? Cr(+3) and chlorate Na(+1) and carbonate K(+1) andsulfate

127. ## math

Simplify: 35xy4z2 _______ 7y2z

128. ## author

In tale of two cities, what does noisiest authorities mean?

129. ## physics

In a red glass filter, of the colors that make up white light, which if any are reflected or absorbed?

130. ## Economics

in a expediture model was does the price level and interest rates, consumption have a inverse relationship?

131. ## anna

There is a right triangle. the legs are x and y and the hypotenuse is 120. the angle opposite x is 58. please check my answer. x= 120 y=64 because: SIN58= x/120 COS58=y/120

132. ## Algebra

I need help figuring out the rest of this problem. A kitchen pantry area as shown in the figure is to be covered in floor tiles. What will it cost to tile the floor if each square tile whose measures 6” costs \$.82? I can send a picture of the shape but

133. ## alg.2

why is this answer no real root? -5x^6=320?

134. ## college calculus

how do you integrate sqrt( x^2 - (x^2)(e^(-2x)) )?

135. ## Math

y=7x+3 y=5x-1 y=7 y=-2x y=1/2x + 5/2 y=2x+3/2

136. ## Science

Why does Earth exert a stronger gravitational force than the Moon?

137. ## college calculus

how do you intergrate sqrt((1+((1/4)/(4-x^2)))

138. ## Science - Electric Circuits

A __________is the flow of _________ along a path?

139. ## Math History

I need to know the history of integers for a test tomorrow. I have searched numerous history and math sites, but none tell a specific person. Does any one know who it is or where I can find this information?

140. ## other

my math teacher gives us extra credit each week and tis week it was a word... It just said "why?" on the paper she said it should be something we should be able to figure out but she heard the question in college PLEASE help :(

141. ## Chemistry

I haven't calculus in a while. So can someone please help me with this, its for rates: log (base 1/4) 0.25 = m I know that m = 1, but how would I solve for it using the log method.

142. ## home economics

a material handling company pays each of its sale persons a base salary plus a percentage of revenue generated. To reduce overhead EFI has switched from giving each salesperson a company car to reimbursing them .35 for each business related mile driven.

143. ## chemistry

What are some applications of Nuclear Chemistry in Medicine? So far I've found - X-rays - Radioactive tracers - Gamma radiation can be used to treat cancer and other diseases

144. ## algebra

Solve by completing the square x^2+3/2x=3 What is the solution? x=

145. ## math

2/6 of the insects were centipedes. 1/2 were millipedes, 12 were flies. How many insects were there? Please explain.

146. ## Beginning Chemistry

My granddaughter needs help with a worksheet. Use the factor-label method and include all work. Calculate the mass of 500.0cmx3 of the element gold.

147. ## Physics -HS Honors

When computing the gravitation force, how do you know what the direction of the solution?

148. ## triangle

1,600x8= what on a math triangle i cant get it

149. ## Math

How do you go from 40,000 to 5,000 in Four steps? Step one: 40000 Step two: 40000 (-? or /?) =? Step Three: answer from step two (-? or /?) =? Step Four: Answer from step three (-? or /?) =5000

150. ## Maths

On the May 1 billing date, Mary had a balance due of \$970.60 on her credit card. The transactions during the following month were: May 5 Payment \$400.00 May 10 Charge: airline tickets \$381.00 May 22 Charge: hotel \$270.60 May 25 Charge: florist \$60.20 The

152. ## Algebra

Rose wants to plant a garden. She made an outline in her yard of a regular octagon with each side 8 feet long. Rose also divided the garden into sections as shown. In each triangle and square, she planted flowers. In three of the rectangles, she planted

153. ## english

hi people... is there any website i can find online book reviews on books (full ones)????????????????

154. ## social studies

China, when it first beacme a communist nation, introduced a "closed door" policy and isolated itself from the rest of the world. now through tourism and trdae China comes into contact with the rest of the world. What motivated China to open it's doors to

155. ## Math

How can I make a table showing this problem please help. Education Earnings HS diploma or GED \$23,719 Associate's Degree \$30,178 Bachelor's Degree \$38,208 Master's Degree \$47,049 Doctorate's Degree \$55,620 The table gives the median earnings of women aged

156. ## social studies

Which empire finally unifies the Indus River Valley and what we know today as the country of India?

157. ## social studies

What is the water feature that is most holy in the Hindu tradition believed to flow from heaven?

158. ## algebra

1/2x-3/4y=-3-1/2; find value of x 2x-3=x-3y-1; find valud of y 1. graph 2. solve by substitution