1. Physics 141

    A satellite is in a circular orbit around an unknown planet. The satellite has a speed of 1.60 104 m/s, and the radius of the orbit is 5.50 106 m. A second satellite also has a circular orbit around this same planet. The orbit of this second satellite has

    asked by Hope on February 21, 2014
  2. Algebra

    During the first part of a trip, a canoeist travels 57 miles at a certain speed. The canoeist travels 13 miles on the second trip at a speed 5 mph slower. The total time for the trip is 5 hrs. what was the speed on each part of the trip? The speed on the

    asked by Stella on April 22, 2012
  3. Chemistry

    Given the following equations: 2 H2 (g) + O2 (g)--> 2 H2O (l) deltaH = -571.6 kJ N2 (g) + O2 (g)-->2 NO (g) deltaH = +180.5 kJ N2 (g) + 3 H2 (g) --->2 NH3 (g) deltaH = -92.22 kJ Determine the enthalpy change (deltaH) for the following reaction: 2 NO (g) +

    asked by Katherine on October 8, 2009
  4. Algebra

    The CarryItAll​ mini-van, a popular vehicle among soccer​ moms, obeys the demand equation ppequals=negative StartFraction 1 Over 40 EndFraction x plus 19 comma 000−140x+19,000. The cost of producing xx vans is given by the function Upper C left

    asked by Janice on June 22, 2015
  5. Physics

    so i need to calculate the moment of inertia of the pulley and the angular acceleration of the pulley. mass A = 9kg Mass B = 15kg Inner pulley= Mass 3kg R= 6cm Outerpulley= mass 7kg R=12cm both are disks glued together. it is a composite pulley with two

    asked by john on August 8, 2015
  6. 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

    asked by Chrissy on September 28, 2010
  7. 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

    asked by Chrissy on September 28, 2010
  8. Chemistry

    I need help plugging these in. I didn’t understand what DrBoB222 meant 2.A student starts with a titration by placing 30.0mL of 0.25M NaOH into a flask with 3 drops of phenolphthalein. The student then titrated to the endpoint using 18.0mL of HCI.

    asked by Samantha on April 12, 2018
  9. Writing Sentences & Paragraphs

    Please help! I have this assignment and really don’t know where to begin! Please let me know all my mistakes like grammar, spelling, punctuation, sentences and any other mistakes which you think I have made. Thank you all so very much in advance!!! I

    asked by Darlene on October 17, 2012
  10. Chemistry

    The question is: What is the molarity of the copper (II) chloride solution your teacher provided? Show calculations. Obtain the true molarity of the copper (II) chloride solution and calculate percent error. I have done this so far trying to answer the

    asked by Jillian on April 23, 2013
  11. Chemistry

    Write the balanced net ionic equations for the reactions of the halogens with copper metal. The halogens are oxidizing agents and the copper metal is a reducing agent. a) Bromine (Br2)+copper metal (Cu) b) Iodine (I2) + copper metal (Cu) Based on your

    asked by Caroline on April 16, 2014
  12. Chemistry

    2CH3OH(l)+3O2(g)-->2CO2(g)+4H20 +1350 kj 1. What mass of water could be heated from 20.0 C to 35 C,by burning 48g of methanol? This is what I did, no answer was given so I want to double check. so q=mcT change in H=n(molar enthalpy) c= 4.184 kj/(kg C) So

    asked by micheal on July 27, 2009
  13. statistics

    Average entry level salaries for college graduates with mechanical engineering degrees and electrical engineering degrees are believed to be approximately the same. A recruiting office thinks that the average mechanical engineering salary is actually lower

    asked by etoile on March 20, 2015
  14. Math

    1. The length of a rectangle is 6 inches longer than thrice its width. The area of the rectangle is 57 square inches. Write a quadratic equation for the area of the floor in terms of x. Find the length and width of the rectangle. 2. If 1,500 ft of fencing

    asked by Annabeth on August 17, 2014
  15. Calculus

    55. Find an equation of the tangent line to the graph of f(x) =x^3 - 2x + 1 a) at (2,5); b) at (-1,2); c) at (0,1). I believe the answers are: a) y= (3/2 x) - (3/2) b) No solution c) No solution For each function, find the points on the graph at which the

    asked by Robert on October 8, 2007
  16. Chemistry

    The human body is said to contain approximately 50.0 grams of DNA in the entire body. If the number of nucleotides in ONE STRAND of DNA is approximately 3.0 x 106, and the average molar mass of a nucleotide is 327 g/mol, what is the average molar mass of

    asked by KS on May 11, 2016
  17. Statistics

    Im using this equation to complete this question: So for this question, I want to determine how many people like Pepsi and how many people like Coca-Cola. Then I want to determine how many people like X over Y. For example, if 35 out of 50 people prefer

    asked by Nikki on May 3, 2014
  18. english double checking

    5- If someone asked me what kind of tale this was I would say it is a folktale because it is passed on and told by a person. The tale also uses animals and teaches lessons. 8- In what ways are the stories "The Turtle and the Rabbit Run a Race" and "The

    asked by Anonymous on November 24, 2011
  19. Chemistry

    Assignment  Calculate the pH, pOH, [H+], and [OH] for each of the following solutions. Show all work. (10 Points) Solution Composition of Starting Materials 1 0.10 M acetic acid 2. 5 mL 0.10 M acetic acid + 5 mL wa 3 1 mL 0.10 M acetic acid + 99 mL

    asked by Brian on October 11, 2010
  20. Math For Educators

    A homeowner empties her hot water heater every 36 days and changes the filter in the heat pump every 48 days. She did both on Friday September 17th, 2012. When will she do both on the same day? ( give the day of the week, date, month and year. also the

    asked by Kelly on June 15, 2013
  21. word problem

    Eduardo scored 29 points in his last basketball game. He only scored 2-point field goals and 3-point feild goals. If he made 12 field goals in the game, how many of each type did he make? Let x represent the number of 2-point field goals and y represent

    asked by Carlos on May 5, 2017
  22. Computer Architecture

    Your project is to write a partial disassembler for MIPS instructions in Java. That is, your input will be the 32-bit machine instructions that a compiler or assembler produces. Your program then figures out what the original source instructions were that

    asked by Anne on September 27, 2017
  23. Chemistry

    1) A double displacement reaction takes place when aqueous sodium carbonate reacts with aqueous tin (II) nitrate. You would expect one of the products of this reaction to be. Answer: Sn(CO3)2 2) For the reaction, 3 Cu + 8HNO3 --> 3Cu(NO3)2 + 2NO + 4H2O, if

    asked by anonymous on August 2, 2007
  24. microeconomics

    I really need help. I need to answer this 3 questions My first is this: Pizzas CD's ------ ------ 0 15 1 14 2 12 3 9 4 5 5 0 Using this information, calculate the marginal benefit and draw the marginal benefit curve. ****I really need to know how to

    asked by G on September 18, 2006
  25. Reading

    Read the paragraph below . I'll show them that I can write well , "ling thought. Back in china , she had gotten the best grades in English class . But ever since her family had moved to Florida, her reports had been coming back all marked up . Ling asked

    asked by Nin on October 18, 2014
  26. Chemistry

    In one trial of an investigation 50.0 mL of HCl(aq) of an unknown concentration is Tiresias with 0.10M NaOH (aq). During the titration the total volume of NaOH (aq) added and corresponding pH value of the reaction mixture are measured and recorded in the

    asked by Kelly on April 14, 2011
  27. GENERAL MATHEMATICS

    Write the working equation : 1.) The secretary of the council can draft a communication letter in 15 mins while the assistant secretary can finish the same in 32 minutes. 2.) A number more than 32 divided by 15 more than twice a number is equal to 7/6. 3.)

    asked by lab on July 31, 2016
  28. U.S History DBQ (Pls check my answer)

    Document 2 - As the woman suffrage movement gained momentum, Booker T. Washington issued the following statement to the New York Times: I am in favor of every measure that will give to woman, the opportunity to develop to the highest possible extent, her

    asked by Cassidy on April 27, 2014
  29. physics

    Ok, I am not sure how to about about solving this problem and have been staring at it and drawing pictures for several hours now. Do I use the spring equation for potential energy? Or is it a momentum problem where I should assume the spring has it's own

    asked by Alice on October 19, 2008
  30. Language Arts CHECK ANSWERS

    PLEASE CHECK MY ANSWERS 1. Adolescence is the period of life that follows A. infancy. B. adulthood. C. childhood.*** 2. Students can feel overwhelmed by A. a day off. B. an easy test. C. a lot of homework.*** 3. Everyone admired the grandeur of A. the rose

    asked by mstv1112 on May 28, 2014
  31. English 7 Essay: Rosa Parks (Ms. Sue)

    Ms. Sue can you check my essay is it good. Btw we did the conclusion today at class (last paragraph). I did the mistakes I made yesterday (that you told me to change). Rosa Parks A person's characteristics are shaped by the setting and beliefs of society

    asked by Laruen on December 1, 2011
  32. chem

    hi, Can anyone plz advise me if this is the correct ballanced equation for CH4+NH3+O2 - HCN+H2O Answer: CH3+NH2+O1 - H3N+H2O1 Is this correct? Thanks ;) No, that is not correct. Hint: Put a six on the HCN Thanks!! At the end of it? I don't understand how

    asked by bertie on May 27, 2007
  33. Trigonometry

    IM STUCK ON THESE :( 1. What is the equation for shifting the standard sine curve +2 units horizontally? A. y = sin (x + 2) B. y = sin x + 2 C. y = sin x − 2 D. y = sin (x − 2) 3. What is tan-¹ √3/3 ? A. π/4 B. -π/3 C. π/6 D. -π/4 4. cot–1

    asked by Erick on December 10, 2012
  34. Trigonometry

    IM STUCK ON THESE :( 1. What is the equation for shifting the standard sine curve +2 units horizontally? A. y = sin (x + 2) B. y = sin x + 2 C. y = sin x − 2 D. y = sin (x − 2) 3. What is tan-¹ √3/3 ? A. π/4 B. -π/3 C. π/6 D. -π/4 4. cot–1

    asked by Rodrick on December 9, 2012
  35. chemistry

    Laws passed in some states define a drunk driver as one who drives with a blood alcohol level of 0.08% by mass or higher. the level of alocohol can be determinded byt titrating blood plasma with pottasium dichromate according to the unbalanced redox

    asked by Komal on November 6, 2008
  36. math grd 10

    station carries 15000 bus riders per day for a fare of 1.90. the city wishes to increase ridership in an effort to reduce car polltuion, while at the same time maximizing the transit revenues. tehe city conducted a survey and the results indicated that

    asked by just wondering on February 17, 2010
  37. Physics

    In an attempt to reduce the extraordinarily long travel times for voyaging to distant stars, some people have suggested traveling at close to the speed of light. Suppose you wish to visit a star which is 410 ly away, and that you want your 24000 kg rocket

    asked by Chris Sanchez on May 13, 2011
  38. English

    I need you to check these sentences for me on Prospero and Caliban. I'm not sure about the tense choice (can you say that)? 1) Caliban hopes that they both Prospero and Miranda get drenched with a dew as evil as the kind his mother used to collect with a

    asked by Mike on April 10, 2011
  39. physics

    An 6.00 g bullet is fired into a 2.30 kg block initially at rest at the edge of a frictionless table of height 1.00 m. The bullet remains in the block, and after impact the block lands 2.00 m from the bottom of the table. Determine the initial speed of the

    asked by Jessi on March 24, 2009
  40. Chemistry

    I am still not understanding this one at all. Draw the structure of the reaction product of 2-methyl-1pentene with H2 in the presence of platinum catalyst. This is the exact question it does not say cis or trans. I didn't follow DrBob222's reply, but I

    asked by Kellie on April 3, 2007
  41. Calculus

    Let f be a twice-differentiable function defined on the interval -1.2 less than or equal to x less than or equal to 3.2 with f(1)=2. The graph of f', the derivative of f, is shown on the right. The graph of f' crosses the x-axis at x=-1 and x=3 and has a

    asked by Madeline on December 19, 2012
  42. English

    Could you please check these sentences I'm not sure of? Thank you. 1)Who (amont you) gets the best marks in both English and science? Who achieves the best results in both English and science? We are going to choose high achievers who get the best/highest

    asked by Henry2 on December 20, 2011
  43. Chemistry

    This is a problem I got on my Mastering Chemistry homework: Consider the following reaction: H2(g)+I2(g)⇌2HI(g) A reaction mixture at equilibrium at 175 K contains PH2=0.958atm, PI2=0.877atm, and PHI=0.020atm. A second reaction mixture, also at 175 K,

    asked by Anna on March 16, 2014
  44. Math calculus 2

    A 17650 cubic foot room initially has a radon level of 870 picocuries per cubic foot. A ventilation system is installed that brings in 385 cubic feet of air per hour that contains 5 picocuries per cubic foot, while an equal quantity of the well-mixed air

    asked by Anonymous on February 6, 2018
  45. American Government

    1) Which of the following would be most likely to occur if there were no nominating step in American electoral politics? A) Many people would run and the best, most qualified candidate would win. B) Many people would run and the winner would be elected

    asked by Juliet on November 7, 2016
  46. humanities...NEED BY TONIGHT!PLEASE!!!!!!!!!!!!!!!

    I need to know aboout christianity,judaism and islam THNX :) Christianity http://www.religioustolerance.org/christ.htm http://www.bbc.co.uk/religion/religions/christianity/ Judaism http://www.jewfaq.org/toc.htm

    asked by vahnna on March 25, 2007
  47. algerbra

    Belinda wants to invest $1000. The table below shows the value of her investment under two different options for two different years: Number of years 1 2 3 Option 1 (amount in dollars) 1300 1600 1900 Option 2 (amount in dollars) 1120 1254.40 1404.93 Part

    asked by jorjie on December 16, 2015
  48. Are these correct?

    A) How do you make 200 mL of a 0.1 M solution of a substance that has a molecular weight of 121.1 g/mol? Answer I got: 200mL = 1/0.1M x 1/(121.1g/mol) x mass of the substance. mass of the substance = 0.2L x 0.1M x 121.1g/mol=2.42g Note that my answer

    asked by Anonymous on February 1, 2008
  49. Chemistry (Urgent)

    Ksp of PbI2 at 25 degrees celcius and 15 degrees celcius is 7.5×10^-8 and 7.5×10^-9 respectively. (Pb=207 I=127) 1) write an expression for the equilibrium of PbI2 2)write an equation for the Ksp of PbI2 3)calculate the solubility of PbI2 at 25 degrees

    asked by Isura on February 28, 2017
  50. Chemistry labs in highschool

    I was curious to know whether it was standardized practice to have labs for chemistry classes in highschool. I personally have never had labs for chemistry in highschool. In my state we have the Regents. You may or may not have heard of this test, but the

    asked by ~christina~ on August 23, 2007
  51. Chemistry

    Exhibit 8-1 For the following questions, consider the equation below. Zinc will react with a solution of hydrochloric acid to produce hydrogen gas: Zn(s) + 2 HCl(aq) ® ZnCl2(s) + H2(g) Refer to Exhibit 8-1. How many moles of hydrochloric acid react with

    asked by nan on December 14, 2011
  52. statistics

    Use the multiple regression equation to predict a person's salary. Assume that the variable A is the number of years of college. Assume that the variable B is the number of years of experience. Suppose the person has 7 years of college and 3 years of

    asked by jassi on November 12, 2012
  53. Statistics

    Use the multiple regression equation to predict a person's salary. Assume that the variable A is the number of years of college. Assume that the variable B is the number of years of experience. Suppose the person has 7 years of college and 3 years of

    asked by jassi on November 9, 2012
  54. chem

    If 4.75 mL of cycohexene is reacted with 7.04 g of bromine, which is the limiting reagent? What is the theoretical yield of product? Alkenes like cyclohexene undergo addition reactions with bromine to produce dibromoalkanes. So, write and balance the

    asked by Nisar on September 4, 2005
  55. math

    This year's school trip is 9 times as many miles away from school as last year's trip. This year's trip is 27 miles away from school. How many miles from school was last year's trip. Write an equation and a comparison sentence to solve.

    asked by gautam on January 9, 2014
  56. physics- is this correct?

    An oscillator has an amplitude of 3.2. At this instant the displacement of the oscillator is 1.4. What are the two possible phases of the oscillator at this instant? so i used the equation x=A cos (omega(t) + phase zero) which looks like 1.4=3.2 cos phase

    asked by Jessica on April 29, 2008
  57. English Expression

    Number 5, stand up. Come to the black board. Pick up a piece of white chalk. Draw a square, a big square. It should be 1 meter by 1 meter, for you have to draw several things in the square. OK. that's enough. You have to draw things in the square and

    asked by John on April 17, 2008
  58. Accounting Math

    Can anyone please show me the calculation for these problems: Burlin Company starts the year with $100,000 in assets and $80,000 in liabilities. Net Income for the year is $25,000, and no dividends are paid. How much is owner’s equity at the end of the

    asked by Peaches on September 13, 2009
  59. Faculty of Business Studies

    LB160 TMA01 • This TMA01 contains 3 parts. Student should answer either Part 1 or Part 2. Part 3 is compulsory. • The value of TMA01 is 15 points. • The mark assigned to each part is 7.5 points.

    asked by zainab on April 16, 2010
  60. chem.

    if gas is $4.20 a liter, how much will it cost to fill a 14-gallon tank? conversion factor: $4.20L 1.06qt 1gal ______x________x______ 1 1L 4qt i have no clue how to set it up. i'm confused. nevermind about the problem. good night. You want to convert 14

    asked by cc on January 18, 2007
  61. Calculus (Help please!)

    I know this is probably a common "sob story" but because of health issues and some circumstances, I need help solving these questions. If you could explain it but also give your final answers it would be very much appreciated ^0^ (there are 10 question! I

    asked by Rose on April 9, 2019
  62. English

    REVISED My passion for medical transcription arose because of my love for research and thirst for knowledge after losing my father from stroke complications. I have been curious about new diagnoses, medications, technologies, and new treatment options. As

    asked by Evelyn on January 18, 2013
  63. writing english

    Hi, I need help with a paper I wrote on an analysis of an advertisement. This is the ad i analysed facebook.cm/video/video.php?v=176110229125188 Could someone please tell me the Ethos and Pathos for this ad ? My ethos was - The text embellishes character

    asked by Ying on March 18, 2013
  64. Ethos and Pathos

    Hi, I need help with a paper I wrote on an analysis of an advertisement. This is the ad i analysed facebook.cm/video/video.php?v=176110229125188 Could someone please tell me the Ethos and Pathos for this ad ? My ethos was - The text embellishes character

    asked by Ying on March 20, 2013
  65. English

    Thank you very much. Can you please check these sentences, too? 1)He should ask a moneylender for a loan. (OR He should get a loan from a moneylender?). 2)He agrees to the loan on condition (OR on the condition??) that if he fails to pay within thirty

    asked by Franco on October 9, 2010
  66. Logarithmic Function

    A spacecraft is approaching a space station that is orbiting Earth. When the craft is 1000 km from the space station, reverse thrusters must be applied to begin braking. The time, t, in hours, required to reach a distance, d, in km, from the space station

    asked by Jus on May 17, 2009
  67. Physics

    In Europe, the standard voltage is 230 V (rms), AC, and 50 cycles/s. Suppose you take your 5.00 W electric razor to Rome and plug it into the receptacle (with an adapter to fit the receptacle but not to change the voltage). (The standard voltage in the

    asked by Alyssa on March 26, 2016
  68. physics

    In the process of electrolysis, electrical power is used to separate water into oxygen and hydrogen molecules via the reaction: H2O --> H2 + ½O2 This is very much like running a hydrogen fuel cell in reverse. We assume that only the activation potential

    asked by Arnold Smith on December 20, 2013
  69. engineering

    In the process of electrolysis, electrical power is used to separate water into oxygen and hydrogen molecules via the reaction: H2O --> H2 + ½O2 This is very much like running a hydrogen fuel cell in reverse. We assume that only the activation potential

    asked by Timothy Boons on December 19, 2013
  70. Chemistry

    In a previous experiment, 0.800 g of the green complex iron salt was placed in an Erlenmeyer flask and heated with concentrated sulfuric acid until all oxalate ion was destroyed (CO2, SO2 and H2O are formed). Ferric ion (Fe3+) remained in solution and was

    asked by Sam on July 12, 2010
  71. Lab conclusion- HELP!

    I' am currently trying to wrie a couple of lab conclusions and having a hard time coming up with good points to make for the following lab experiment: Thin layer chorotography If anyone has a few minutes to give me a couple tips on how to improve this. I

    asked by Richard on February 5, 2007
  72. com 155

    Underline the Adjectives and Bold the Adverbs in these sentences: 1. The beautiful princess cautiously walked in the forest. 2. The lovely woman lives in a friendly neighborhood. 3. The students show a really wonderful attitude. 4. He spoke sharply,

    asked by tawna on April 8, 2011
  73. Math

    Anna is making fruit punch and iced tea to serve during the day. She starts brewing the tea for the iced tea. The recipe for iced tea requires 3 tea bags for every 5 cups of water. Write an equation that can be used to determine the amount of water, c, in

    asked by Jeremy on May 28, 2017
  74. Calculus

    The unit selling price p (in dollars) and the quantity demanded x (in pairs) of a certain brand of women’s shoes are given by the demand equation P(x) = 100e^-0.001x f or 0 _< x _< 20,000. a. Find the revenue function, R. (Hint: R(x) = x(p(x)), since the

    asked by Wiz on April 12, 2013
  75. Calculus

    The unit selling price p (in dollars) and the quantity demanded x (in pairs) of a certain brand of women’s shoes are given by the demand equation p(x) = 100e^-0.0001x f or 0 _< x _< 20,000 a. Find the revenue function,R. (Hint: R(x)= x(p(x)), since the

    asked by Tima on April 10, 2013
  76. Calculus

    The unit selling price p (in dollars) and the quantity demanded x (in pairs) of a certain brand of women’s shoes are given by the demand equation p(x) = 100e^-0.0001x f or 0 _< x _< 20,000 a. Find the revenue function,R. (Hint: R(x)= x(p(x)), since the

    asked by Tima on April 11, 2013
  77. Calculus

    The unit selling price p (in dollars) and the quantity demanded x (in pairs) of a certain brand of women’s shoes are given by the demand equation P(x) = 100e^-0.001x f or 0 _< x _< 20,000. a. Find the revenue function, R. (Hint: R(x) = x(p(x)), since the

    asked by Wiz on April 12, 2013
  78. Chemistry(Please help, thank you)

    I have to calculate the concentration of I2 produced (# of moles of I2 produced / L) based on the stoichiometric ratio in the following equation. 2S2O3^2- + I2 -> 2I^- + S4O6^2- Chemistry(Urgent, please help) - DrBob222, Sunday, February 26, 2012 at 9:47pm

    asked by Hannah on February 27, 2012
  79. Calculus

    The unit selling price p (in dollars) and the quantity demanded x (in pairs) of a certain brand of women’s shoes are given by the demand equation p(x) = 100e^-0.0001x f or 0 _< x _< 20,000 a. Find the revenue function,R. (Hint: R(x)= x(p(x)), since the

    asked by Wiz on April 9, 2013
  80. Computers (XML)

    employees.xml Linda P. Jone 386-333-2321 Tom Smith Hilda Parham 386-455-5675 Create a DTD files “employee.dtd” based on “employees.xml”. Create a schema files “employee.xsd” based on “employees.xml”. Create a

    asked by Lisa on February 21, 2012
  81. ENG103

    Hello you guys did such a great job helping me with my essays in ENG100 but it has been so long, I am now in ENG103 and I need help with an argument definitional essay. I typed my intro, it needs work, I just need help with my thesis/argument. General

    asked by Farrell on February 19, 2012
  82. Science

    1.what term best describes the measure of the increase in the concentration of a product per unit time? A)activation energy B)kinetics C)reaction rate D)reaction time 2. In the following equation, which of the reactants that is a bronsted-lowry acid

    asked by keith on April 27, 2007
  83. Chem

    A tank car containing concentrated HCL (molarity 12.1) derails and spills exactly 1500 L of acid. Solid potassium hydroxide is required ot neutralize the spill. (a) Write a balanced chemical equation. HCl + KOH -> kCl + H2O (b) What is the molar ratio

    asked by Lena on July 6, 2009
  84. Physics

    We have an infinite, non-conducting sheet of negligible thickness carrying a uniform surface charge density +σ=7.00e-6 C/m2 and, next to it, an infinite parallel slab of thickness D=17 cm with uniform volume charge density ρ=−4.94e-5 C/m3 (see sketch).

    asked by Annoyingmous on June 15, 2013
  85. english / need proof reading

    first of all, i'm an esl student and i'm bad in making research paper. please give me advice on how i can improve. here is my work that needs proof reading. ty Fermentation has been used for many years to produce beverages such as wine. Fermentation in

    asked by kuno on March 19, 2012
  86. English Vocabulary fill in the blank

    1. Degenerate 2. Implausible 3. incoherent 4. intercede 5. intricate 6. sanctuary 7. scrutiny 8. sinister 9. suffice 10. vulnerable need help 1-2 Birds feel ___ to attack when they are out in the open where shrubbery is sparse. To attract them to your bird

    asked by An on September 20, 2013
  87. Math

    An open box contains 80cm^3 and is made from a square piece of tinplate with 3cm squares cut from each of its four corners. Find the dimensions of the original piece of tinplate. A=80 A=(length)(width)(height) since length and width are the same, and when

    asked by Anonymous on October 7, 2010
  88. FAST MATH HELP!

    I can't remember the abbreviation for decimeter! Abbreviation: dm thanks hey.... the abb is dm.. 1. Factor 4m²+40m+100 2. The area of a circle is given by the equation A = ð(25x²+10x+1). Find an expression for the radius. 3. The bed of a pond can be

    asked by Jenna on March 7, 2007
  89. Math

    I need help with these problems. I've gone over the material a lot, and I just don't understand! Please help fast, test is tomorrow! 1. Factor 4m²+40m+100 2. The area of a circle is given by the equation A = ð(25x²+10x+1). Find an expression for the

    asked by Marie on April 12, 2007
  90. maths

    Questions Given that a line passes through the point , and that the line is perpendicular to the line Determine the equation of the line If then the value of is In a class of 40 boys, 18 passed Business Mathematics, 19 passed Accounts, 10 passed Economics,

    asked by Azeke on December 5, 2014
  91. chem

    Ammonium carbonate (solid) decomposes when heated to produce three gaseous products - ammonia, water, and carbon dioxide. 1. Write the balanced equation for the reaction. 2. Suppose that ammonium carbonate is heated to 500 K in a sealed vessel. At

    asked by jake on May 13, 2010
  92. college chem

    Ammonium carbonate (solid) decomposes when heated to produce three gaseous products - ammonia, water, and carbon dioxide. 1. Write the balanced equation for the reaction. 2. Suppose that ammonium carbonate is heated to 500 K in a sealed vessel. At

    asked by jake on May 18, 2010
  93. Chemistry

    I'm supposed to calculate the rate equation, including k, for the reaction whose data is given in the table: Experiment: 1 2 3 Initial Concentration X: 0.10, 0.10, 0.60 Initial Concentration Y: 0.20, 0.10, 0.10 Measured Initial Rate: 2.57, 1.25, 1.27 (I

    asked by SarahF275 on January 8, 2018
  94. Math

    A company manufactirung snowboards has fixed costs of $200 per day and total cost of $3800 per day at a daily output of 20 boards. (A( Assuming that the total cost per day, C(x), is linearly related to the taotal out per dau,x, write an equation for the

    asked by sandra on June 18, 2013
  95. Stats

    There are four major political parties in the country Treon. A public research group is interested in finding out whether there is any relationship between the party that is supported by a citizen of Treon and that citizen's socio-economic status. For the

    asked by Scott on October 9, 2010
  96. math

    Marvin has a box containing apples and oranges. *There are a total of 100 apples and oranges in the box. *The number of apples in the box is 16 more than the number of oranges How many apples are in the same box? Answer: Its a system of equation so a+o=100

    asked by Garhl on May 7, 2017
  97. Language HELP

    Proofreading a Parapgraph for Subject-Verb Agreement, Help with the errors: 1.Oridnary houses or a public building sometimes present problems for people with disabilities. 2. For example, a person using a wheelchair or crutches often have difficulty

    asked by Tom on April 24, 2014
  98. Math extra credit

    To find the next address: If the owner imported 100 square feet of marble to decorate the façade of the house and 13 square feet of scrap was left when construction was completed, how much marble was used? Write and solve an equation To find the next

    asked by Mariana on November 7, 2015
  99. finance

    Rob has $1,000 to invest for 120 days and is considering two options. Option 1: He can invest the money in a 120-day GIC paying simple interest of 4.48%. Option 2: He can invest the money in a 60-day GIC paying simple interest of 4.50% and then re-invest

    asked by adam on February 1, 2011
  100. math//algebra

    Eye color is determined by genetic combination. Let R represent the gene for brown eyes and l represent the gene for blue eyes. Any gene combination including R results in brown eyes. Consider the offspring of a parent with a homozygous brown-eyed, RR, and

    asked by ana URGENT on December 19, 2012

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