1. Chemistry

    Suppose that 0.650 mol of methane, CH4(g), is reacted with 0.800 mol of fluorine, F2(g), forming CF4(g) and HF(g) as sole products. Assuming that the reaction occurs at constant pressure, how much heat is released? Substance & Enthalpy of Form. (kJ/mol)

    asked by Jenny on March 28, 2011
  2. Physics

    A loop-the-loop ride at an amusement park has a radius of 5 m. At the highest point, the rider moves at 8 m/s. At the lowest point the rider moves at 13 m/s. Find what you would feel like you weigh at those points. (This force represents the force of the

    asked by Jennifer on December 6, 2010
  3. Physics - Damon

    Hey Damon, I posted this question a while back and you helped me figure out the first part of it. Assume that radio waves have a frequency of 6.0 × 10^7 Hz, and that the radio receiver is 25 m above the surface of the sea. What is the smallest angle theta

    asked by Sam on January 28, 2009
  4. Trig/Precalc

    Two questions that I would really appreciate some hints on: 1) Circles with centers (2,1) and (8,9) have radii 1 and 9, respectively. The equation for a common external tangent can be written in the form y=mx+b with 0

    asked by majorbill on January 20, 2015
  5. physics

    a 200 kg block was moved along an inclined plane to a height of 10m. during this process 3000J of energy was lost due to friction. a. calculate the efficiency of the inclined plane. b. what would the efficiency of the simple machine be if the incline were

    asked by april on January 31, 2009
  6. Algebra

    You have a very messy sock drawer with 3 blue socks, 5 black socks, and 1 white sock. You pick two socks from the drawer. You pick a second one without replacing the first one. Find each probability. 1) Probability of picking 2 blue socks 2) Probability of

    asked by Bailey on June 2, 2008
  7. Chemistry

    I have to write a bunch of atomic symbol for these isotopes and I don't understand how to I do it. (a) atomic number=53, number of neutrons=79 I looked at the periodic table for 53 so the element is Iodine. So They gave the atomic number and I have the

    asked by SC on April 6, 2010
  8. algebra

    2) A high school drama club is putting on their annual theater production. There is a maximum of 800 tickets for the show. The costs of the tickets are $6 before the day of the show and $9 on the day of the show. To meet the expenses of the show, the club

    asked by nyjah on December 26, 2013
  9. 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
  10. math

    An auto manufacturer sends cars from two plants, I and II, to dealerships A and B located in a Midwestern city. Plant I has a total of 28 cars to send, and plant II has 8. Dealer A needs 20 cars, and dealer B needs 16. Transportation costs per car, based

    asked by NotGonnaSay on August 21, 2012
  11. Math

    Refer to the following chart. Using the equation (body-size factor X height in centimeters = volume of lungs), calculate the difference in the lung volumes of a male athlete who is 62 inches tall and a female athlete who is 56 inches tall. Show your work.

    asked by In need of an answer fast! on October 1, 2012
  12. spanish Sra JMcGuin

    look at dates on calendar and write name of holiday associated with each circled day - then list two things people do on each holiday. sorry it is so late - we went out togehter for my dads birthday - my brothers go ot a diff school and so we do not get to

    asked by sam on November 8, 2007
  13. Garland High school

    Suppose you must maintain a balance of least $500 in your checking account in order to have free checking. The current balance in your checking account is $635.27. Which inequality describes how much can write a check for a and still have free checking? A.

    asked by Maria on December 30, 2010
  14. Chemistry

    You have two buffer solutions 1) weak acid and its conjugate base 2)weak base and its conjugate acid. Write explicitly ( considering generic formula for acid and base) the equations of neutralization when you: a) add strong acid and strong base 1) b) add

    asked by Grace on March 29, 2013
  15. Criminal Justice

    Ms. Singh is a client of your firm. She was recently arrested for breach of peace during an altercation at a bar. Ms. Singh was the recipient of unwanted advances from another patron at the bar. Her boyfriend became jealous and punched the other man. Ms.

    asked by meeee on October 7, 2010
  16. LA

    For questions 17–19, refer to the passage below: Albert Einstein, a world-famous mathematician was born in Bavaria in 1879. He acquired Swiss nationality in 1901 and he began working at the Swiss patent office the next year. Einstein was however also

    asked by dfca on June 10, 2014
  17. Movie review

    I didn't get help so just re-posting. I have to write a review of a film or play I've seen and I chose the movie "Law Abiding Citizen" I need help (the theme isn't really a theme, its the plot but I can't really come up with a theme.) Could this be it? A

    asked by Anonymous on November 22, 2009
  18. Psychology

    Avis put off writing her term paper until three days before it was due. "It's not that big of a deal. I can whip it out in a couple of hours," she thought. As it turned out, this was not the case. She averaged two hours a night sleep as she struggled to

    asked by Tobbo on June 5, 2011
  19. Psychology

    Avis put off writing her term paper until three days before it was due. "It's not that big of a deal. I can whip it out in a couple of hours," she thought. As it turned out, this was not the case. She averaged two hours a night sleep as she struggled to

    asked by Nicci on July 25, 2011
  20. Psychology

    Avis put off writing her term paper until three days before it was due. "It's not that big of a deal. I can whip it out in a couple of hours," she thought. As it turned out, this was not the case. She averaged two-hours-a-night sleep as she struggled to

    asked by Kasey on November 7, 2011
  21. Psychology

    Avis put off writing her term paper until three days before it was due. "It's not that big of a deal. I can whip it out in a couple of hours," she thought. As it turned out, this was not the case. She averaged two hours a night sleep as she struggled to

    asked by Angela on May 20, 2013
  22. word problem

    I have no clue on how to set up this equation please help. A car rental company offers two plans for renting a car. Plan A:21 dollars per day and 18 cents per mile Plan B:25.44 dollars per day and 15 cents per mile If you plan to rent the car for one day.

    asked by james on May 3, 2017
  23. calculus

    An oil pipeline will connect points A and B which are 3 km apart and on opposite banks of a 1 km wide river. From point A to point C on the opposite bank, the pipeline will run under the water. From point C to point B the pipeline will run above ground.

    asked by emma on June 10, 2019
  24. Math 1 please help

    A clothing store has the sign shown in the shop window. Pani sees the sign and wants to buy 3 shirts and 2 pairs of jeans. The cost of each shirt before the discount is $12 and the cost of each pair of jeans is $19 before the discount. Question 1. Pani

    asked by Steph on January 8, 2015
  25. Chemistry -Please Help

    2. What is the reduction half-reaction for the following unbalanced redox equation? Cr2O7^2– + NH4^+ Cr2O3 + N2 A.) Cr2O3 -> Cr2O7^2– B.) Cr2O7^2– -> Cr2O3 C.) NH4^+ -> N2 D.) N2 -> NH4^+ I think it is B...? 3. Which oxidation-reduction reactions are

    asked by cassie on March 22, 2013
  26. math

    Given variables and a set of results where the results, if graphed, all fall on a continuous line that has one and only one y for every x--can anyone help me come up with the formula that would use these inputs (.4 and .999 through -.999)and produce these

    asked by PCB on April 10, 2008
  27. English

    In the following literature selections,individuals experience rites of passage in various ways: The Bass, the River and Shelia Mant by W.D. Wetherell Oranges by Gary Soto I Know Why the Caged Bird Sings by Maya Angelou First Lesson by Philip Booth "On

    asked by Anonymous on September 24, 2018
  28. Calculus ll - Improper Integrals

    Find the area of the curve y = 1/(x^3) from x = 1 to x = t and evaluate it for t = 10, 100, and 1000. Then find the the total area under this curve for x ≥ 1. I'm not sure how to do the last part of question ("find the the total area under this curve for

    asked by Alyssa on October 2, 2010
  29. Belinda's assistance please

    IS THIS CORRECT: 22.5*1MOL O2/6.022*10^23 = .0037 .0037*2=.0074 No, it isn't. Look at the equation. 2H2 + O2 ==> 2H2O. 1 mol O2 produces 2 mols H2O. 2 mols O2 produces what(4)mols H2O. 3 mols O2 produces what(6) mols H2O. 22.5 mol O2 produces ???mols H2O.

    asked by iearn on January 24, 2007
  30. Algebra/Trig Check Answers please

    Can you please check these answers thanks 1. A ladder 14 feet long is leaning against a house. The foot of the ladder is 4.8 feet from the house. Find the angle of elevation of the ladder and the height it reaches on the house. Answer: 13.2=height 18.9

    asked by Missy on February 11, 2012
  31. physics

    An American football game has been canceled because of bad weather in Cleveland, and two retired players are sliding like children on a frictionless ice-covered parking lot. William 'Refrigerator' Perry, mass 162 kg, is gliding to the right at 7.73 m/s,

    asked by mightymouse on April 6, 2009
  32. Chem

    When 5.49 g of platinum reacts with an excess of fluorine, 7.65 g of platinum(_) fluoride forms. a. What is the mass of fluorine in the compound? b. Find the number of moles of platinum that reacted. c. Find the number of moles of fluorine that reacted. d.

    asked by Lauren on September 10, 2017
  33. government

    Think anyone can help me. I'm having trouple with my social civics pre-exam. Who is responsible for running a city under the council-manager program?(A) mayor and the city council. (B) hired administrator who runs the city's business affairs (C) an elected

    asked by Ni'Jemah on July 24, 2009
  34. computer science

    An Internet service provider has three different subscription packages for its customers: Package A: For $9.95 per month 10 hours of access are provided. Additional hours are $2.00 per hour. Package B: For $13.95 per month 20 hours of access are provided.

    asked by ignatius on April 18, 2016
  35. health care

    Find a current administrative issue in a newspaper, magazine, or journal article relating to topics such as patient privacy, confidentiality, or HIPAA. Write a 1,050- to 1,400-word paper that includes the following: • Describe the issue and its impact on

    asked by Van on May 20, 2012
  36. health care

    Find a current administrative issue in a newspaper, magazine, or journal article relating to topics such as patient privacy, confidentiality, or HIPAA. Write a 1,050- to 1,400-word paper that includes the following: • Describe the issue and its impact on

    asked by Van on May 20, 2012
  37. health care

    Find a current administrative issue in a newspaper, magazine, or journal article relating to topics such as patient privacy, confidentiality, or HIPAA. Write a 1,050- to 1,400-word paper that includes the following: • Describe the issue and its impact on

    asked by Van on May 20, 2012
  38. English

    I need to write a short toungue twister. With a word describing me. and then my name followed my adjectives. using the letter B in as many words as posiible. Have any ideans.... im kind . hard working resposible lovingcaring . etc etc. Have any ideas for

    asked by Bradley on February 13, 2007
  39. English

    Can you please help me check the grammar in the following sentences and tell me if the alternatives in brackets are possible? Thank you very much in advance. 1)The island is the ideal place for Robinson to prove his qualities and to organize a primitive

    asked by Franco on April 2, 2010
  40. chemistry

    Use the balanced equation below to answer the following questions. 2Al(NO3)3 + 3Na2CO3 Al2(CO3)3(s) + 6NaNO3 - What is the ratio of moles of Al(NO3)3 to moles Na2CO3? (1 point) - If 852.04 g Al(NO3)3 reacted with the 741.93 g Na2CO3, which would be the

    asked by Adrian on February 8, 2012
  41. Literature

    'Make a list of the sounds, smells, tastes, and sights from you daily life that make you happy. Call your list 'Daily' meaning they happen every day.' [My list]: my cat and family [sight] food, flowers in the garden[taste/smell] cars [sound] 'Now expand

    asked by mysterychicken on November 11, 2009
  42. physics

    A hammer is often used to force a nail into wood. The faster the hammer moves, the deeper the nail moves into the wood. This can be represented in a laboratory by a mass falling vertically onto a nail. It is suggested that the depth d of the nail in the

    asked by mazen on December 12, 2011
  43. History

    1. As industry spread, the British and German governments initiated reforms to improve workers’ lives. What motivated Bismarck to enact reforms in Germany? What kinds of reforms were enacted in Germany and Britain? 2. 2. Write a brief, well-organized

    asked by Kathy on December 9, 2010
  44. English ms. sue

    ms. sue for the article an ode to user friendly pencil i need to write thematic statement, but i not sure what to exactly say about it, cause its just about the author being ironic and making a point. also ms. sue do the title be ironic as well because

    asked by Mohammad on November 19, 2012
  45. Chemistry

    ammonia gas reacts with copper (ii) oxide at high temperatures to produce elemental nitrogen, copper metal, and water vapor. Assume that 36.2g ammonia reacts with 180.8 g copper ii oxide. (balanced equation: 2 NH4 (ammonium) (g) + 4 CuO (copper ii oxide)

    asked by Jack on September 21, 2010
  46. Chemistry------DrBobb..

    Lead metal is added to 0.140 Cr^3+(aq). Pb(s)+ 2Cr^3(aq) Pb^2+(aq)+2Cr^2+(aq) KC=3.2*10^{-10} A. What is Pb^2+ when equilibrium is established in the reaction? B. What is Cr^2+ when equilibrium is established in the reaction? C. What is Cr^3+ when

    asked by Saira on February 7, 2009
  47. LUZ

    READ the paragraphs and answer the questions. She feels her skates leave the ice. She spins through the air and lands with a glide. The crowd goes wild! After Connie leaves the ice, she looks up at the scoreboard and smileS. Her coach runs to hug her. 1.

    asked by READING on October 14, 2010
  48. Language Arts

    Full fathom five thy father lies; Of his bones are coral made; Those are pearls that were his eyes; Nothing of him that doth fade But doth suffer a sea change Into something rich and strange. Sea nymphs hourly ring his knell; Ding-dong. Hark! Now I hear

    asked by Cody on February 16, 2016
  49. programming Visual Command Prompt

    This is the question that I have to do can someone please help?! QUESTION 2 - MANDATORY The file savings.txt contains the names and savings of 3 Bank customers in the last four months. Month1 Month2 Month3 Month4 Dennis Daly 480 620 57 73 Brid Jones 82 61

    asked by Mark on August 14, 2013
  50. math

    John bought a total of 30 white and brown pens for a total of $32. The cost of each white pen is 70 cents more than the cost of each Brown pen. Which would be the possible value of the cost of each Brown pen( in cents)? Please help me in forming a

    asked by jenny on November 25, 2014
  51. Elements of Statistics

    the world health organization's center of aids research is planning to write a report on aids infection among drug users all of the world. in a recent study conducted on 1,000,000 drug users, 52% indicated that they are using heroin on regular basis, 37%

    asked by Tina on March 19, 2011
  52. Calculus

    The percentage of the moon's surface that is visible to a person standing on the Earth varies with the time since the moon was full. The moon passes through a full cycle in 28 days, from full moon to full moon. The maximum percentage of the moon's surface

    asked by Jillian on August 23, 2012
  53. Precalculus

    I have three questions on my homework in which I am stuck on. Thanks for the help! #1 find all solutions of the equation in the interval [0,2pie). In cases where a calculator is necessary, round the answers to two decimal places. sin(sinx)=pie/6 #2 A 100

    asked by Anonymous on December 3, 2006
  54. Biographical Essay Evaluation (Writeacher)

    Third paragraph: "Nevertheless, despite my love for summer freedom, there are a couple of things I missed about school. Learning new and self-improving information, for instance, is one of them. How relieved I remember feeling when my teacher, Mrs.

    asked by Anonymous on April 5, 2014
  55. english -final revision

    According to my experience, the easiest part of the writing process was the brainstorming, which allows me to outline a large numbers of ideas in order to find the best solution before starting the process. The most difficult part was finding the thesis

    asked by rose on April 2, 2008
  56. Algebra

    Bamboo plants grow rapidly. A bamboo plant is 130 inches tall. Tomorrow it will be 143 inches tall, the next day it will be 156 inches tall, and on the next day it will be 169 inches tall. Write a rule to represent the height of the bamboo plant as an

    asked by Babdoo on November 12, 2018
  57. Math

    . Suppose in an event of fire, the probability is 95% that fire alarm will ring in a building. Let x denote the number of fire alarm that will ring in case of fire. Suppose there are 3 fire alarms. a) Write the probability distribution of x. b) Explain

    asked by Zeet Ashrabi on November 11, 2018
  58. Algebra

    One adults ticket to an amusement park costs d dollars. One child's ticket costs $19 less than twice the cost of an adults ticket. Write and simplify an expression for the cost of one child's ticket. If an adults ticket is $28, what is the cost of a

    asked by Jose. on January 8, 2013
  59. Calculus

    Given a right circular cone, you put an upside-down cone inside it so that its vertex is at the center of the base of the larger cone, and its base is parallel to the base of the larger cone. If you choose the upside-down cone to have the largest possible

    asked by Mishaka on December 16, 2011
  60. Chemistry

    A sample of CuSO4*5H2O was heated to 110 degrees C, where it lost water and gave another hydrate of copper (II) ion that contains 32.50% Cu. A 98.77-mg sample of this new hydrate gave 116.66 mg or barium sulfate precipitate when treated with barium nitrate

    asked by Help Please!!!!!! on June 11, 2009
  61. Chemistry(Please help explain)

    The decomposition of hydrogen peroxide in the presence of potassium iodide is believed to occur by the following mechanism: step 1 slow: H2O2 + I^- = H2O + OI^- step 2 fast: H2O2 + OI^- = H2O + O2 + I^- 1) What is the equation for the overall reaction? Use

    asked by Hannah on March 9, 2012
  62. Chemistry

    The decomposition of hydrogen peroxide in the presence of potassium iodide is believed to occur by the following mechanism: step 1 slow: H2O2 + I^- = H2O + OI^- step 2 fast: H2O2 + OI^- = H2O + O2 + I^- 1) What is the equation for the overall reaction? Use

    asked by Hannah on March 10, 2012
  63. Algebra 1 B

    2. How is the graph of y = -6x^2 + 4 different from the graph y = -6x^2? A. It is shifted 4 units to the left. B. It is shifted 4 unites to the right C. It is shifted 4 units up. *** D.It is shifted 4 units down. 3. A model rocket is launched into a large

    asked by Abigail on November 30, 2016
  64. Chemistry

    The decomposition of hydrogen peroxide in the presence of potassium iodide is believed to occur by the following mechanism: step 1 slow: H2O2 + I^- = H2O + OI^- step 2 fast: H2O2 + OI^- = H2O + O2 + I^- 1) What is the equation for the overall reaction? Use

    asked by Hannah on March 11, 2012
  65. Chemistry(Can someone please answer!!)

    The decomposition of hydrogen peroxide in the presence of potassium iodide is believed to occur by the following mechanism: step 1 slow: H2O2 + I^- = H2O + OI^- step 2 fast: H2O2 + OI^- = H2O + O2 + I^- 1) What is the equation for the overall reaction? Use

    asked by Hannah on March 11, 2012
  66. Math

    The population, P, of a town is modelled by the equation P=6x^3 +7x +750, where x is the number of years since the year 1960. a) What was the population of the town in the year 1960? P=6x^3 +7x +750 =6(60)^3 + 7(60) + 750 =6(216000)+420+750

    asked by Jayson on December 10, 2011
  67. Chemistry

    The following reaction exhibits the rate law: Rate = k[NO2]^2[Cl2]. 2NO(g)+Cl2(g)---->2NOCl (g) (a) Explain why the following mechanism is not plausible for this reaction. Fast: NO + Cl2NOCl + Cl Slow: NO + Cl---->NOCl (b) Propose a two-step mechanism

    asked by James on March 1, 2012
  68. science (chem& statistics)

    For a wine titration my results obtained were... 0.6402%, 0.5814%,& 0.6006% the I calculated was 0.04936 according to my text sometimes the # is expressed in ppt or 100% first which would be correct if asked to submit a RSD for the results of a lab like

    asked by christina on July 10, 2007
  69. calc

    the volume of a cylindrical tin can with a top and a bottom is to be 16*pi cubic inces. if a minimum amont of tin is to be used to construct the can, what must be the height, in inches, of the can? volume of cyliner is pi*r^2*h do i like take derivitive of

    asked by david on December 8, 2006
  70. chemistry

    1) 4.20 x10^6 ml + 12.3 x 10^2 L= My answer is 4.21 x 10^9 2) Change 17.7 L to cubic meters? My answer 1.77 x 10^3 3) Draw an electron dot diagram for K3PO3 My answer K O P O O I couldn't do the dots but there should be 26 dots right? 4) A 35.0 g sample of

    asked by Lauren on March 4, 2009
  71. Math

    Describe the number of solutions for the equation. 13. 3(x – 3) = 3x (1 point) one solution no solution infinitely many solutions 14. –2(y – 3) = 2y – 6 (1 point) one solution no solution infinitely many solutions

    asked by plz help on January 18, 2013
  72. Algebra

    Someone please help me with this The equation y=-1777x+27,153 can be used to predict the number y of gun deaths in the United states x years after 2000.That is x= 0 corresponds to the year 2000. x=3 corresponds top 2003x=6 corresponds to 2006 and son on.

    asked by Anonymous on July 9, 2008
  73. Spanish-someone could check these

    DIRECTIONS: Write a complete sentence using the verb ser. 1. Andy García y Jimmy Smits / los Estados Unidos -Nosotora somos de los Estados Unidos 2.Ricky Martin / Puerto Rico -El es de Puerto Rico 3. Enrique y Julio Iglesias / España - Ellos es de

    asked by Taylor on September 9, 2012
  74. business studies

    what does 'alleviates diseconomies' mean ? I went to http://www.google.com and entered alleviates diseconomies as search words. You can, too, and perhaps find some websites that will help you with this terminology. Another strategy is to go to

    asked by saffron on October 3, 2006
  75. Math

    Can someone check these inequality word problems to see if I did them right? Correct me if I'm wrong! Write a linear inequality using word problems. 2. Zenaida is celebrating her birthday at a local pizza parlor. The all you can eat meal costs $8 per adult

    asked by Anonymous on January 13, 2014
  76. English

    Can you tell me if these sentences are possible? 1) We have a 15-minute break at 10.20. After the break we have a double period of Italian./ We have double Italian. 2) You use a duster to wipe a blackboard /an eraser to wipe a whiteboard. 3)What mark did

    asked by Henry2 on September 11, 2011
  77. electronics and circuits

    The power distribution network in a particular apparatus can be modeled by the circuit below. Figure 1-1 The power comes from a voltage source and is delivered to two loads. The loads are modeled by the resistors RL1 and RL2. The resistances of the

    asked by kanimozhi on November 18, 2016
  78. algebra

    the equation y=1777x+27,153 can be used to predict the number Y of gun deaths in the US X years after 2000, that is x=0 corresponds to 2000, x=3 corresponds to 2003, x=4 corresponds to 2004, and so on. Predict the number of gun deaths in 2004 and 2009, In

    asked by bianca last one I promise on April 3, 2011
  79. algebra

    the equation y=1777x+27,153 can be used to predict the number Y of gun deaths in the US X years after 2000, that is x=0 corresponds to 2000, x=3 corresponds to 2003, x=4 corresponds to 2004, and so on. Predict the number of gun deaths in 2004 and 2009, In

    asked by bianca on April 3, 2011
  80. math

    Julia's English test score is 11 points more than Juana's, and Juan's English test score is 6 points less than Juana's. Julia and Juan's scores are added to 183 points. What's the test score of Juana? Use the equation to solve the problem. Set the variable

    asked by Cons on December 10, 2017
  81. Algebra

    The equation y=-1777x+27,153 can be used to predict the number of gun deaths in the US x years after 2000, that is x=0 corresponds to 2000, x=3 corresponds to 2003, x=6 corresponds to 2006. and so on. Predict the number of gun deaths in 2006 and 2007. Then

    asked by Eleana on February 19, 2010
  82. Algebra

    Tammy bought a bag of bite-sized candies. A serving of 4 pieces of candy is 165 calories. Part 1 Which equation represents the number of calories, c, in x pieces of candy? A. c=4/165x B. c=165/4x C. c=165x+4 D. c=4x+165 Part 2 How many pieces of candy are

    asked by Sarah on June 20, 2019
  83. Physics

    The Russell Traction System To immobilize a fractured femur (the thigh bone), doctors often utilize the Russell traction system illustrated in the figure. Notice that one force is applied directly to the knee, F_1,while two other forces, F_2 and F_3 are

    asked by Jenny on October 2, 2009
  84. largest possible area

    Again from applications of derivatives.. what is the largest possible area for a right triangle whose hypotneus is 5cm long, and what are its dimensions. Thanks a^2 + b^2 = c^2 3^2 + 4^2 = 5^2 Area of a triangle 1/2 base times altitude hint: base is 3

    asked by Jen on November 18, 2006
  85. Math

    Please don't give me links to websites. Which equation can be used to find the measure of an angle that is supplementary to angle POS? A.m angle POS + m angle POQ = 108 degrees B.m angle POS + m angle POR = 108 degrees C.m angle POS + m angle ROT = 108

    asked by Please help as soon as possible on January 30, 2018
  86. Math( Attn: Reiny)

    1. A rental business charges $12 per canoe and averages 36 rentals a day. For every 50-cent increase in rental price, it will lose two rentals a day. What price would yield the maximun revenue? I was told the answer by Reiny, but I couldn't get the right

    asked by Wendy on January 25, 2015
  87. Math

    Assume you work at a company where you are paid hourly. You are paid $8.60 per hour for regular time (less than or equal to forty hours) and time and a half for overtime hours up to fifty hours in one week. If you are asked to work fifty or more hours in

    asked by Anna on February 16, 2011
  88. English

    Can you check if these sentences are possible? Thank you for your invaluable help. 1) Remember to pick the children up at (or from?) the airport. 2) She promised she would give us a lift. She promised to give us a lift. 3) He is going to take the dog out

    asked by Franco on May 4, 2010
  89. Chemistry

    1) Determine the Kc for the following experimental conditions: compound A+compound B --> Compund D Compound: A B M 0.003 0.0023 Volume used: 5 mL 8 mL Total volume = 25 mL, using graph 2 and a %T of 24 for compund D molecular weight compund D = 535 g/mol

    asked by Anonymous on March 4, 2013
  90. accounting

    Is there a method of determining if you debit or credit an account? How do you know if you should debit or credit a transaction? If it's a balance sheet accout you need to learn (and mrmorize) which side of the equation i't on, and it's normal balance.

    asked by diana on September 21, 2006
  91. MATH

    Can someone please help me with the following question. 1) The weight of an object above Earth can be modeled by a function of the form w(h)=(r/r+h)^2*"w , where r is the radius of Earth 0" (approximately 3950 miles)," h" is the distance above Earth's

    asked by Sam on March 24, 2011
  92. Pre-Calculus

    Can someone please help me with the following question. 1) The weight of an object above Earth can be modeled by a function of the form w(h)=(r/r+h)^2*"w , where r is the radius of Earth 0" (approximately 3950 miles)," h" is the distance above Earth's

    asked by Sam on March 24, 2011
  93. CHemistry....Please help...DrBobb

    I posted this up yesterday: I have to use the equation : density= mass/ volume: But i don't know how to find out the volume using the edge length of the unit cell which is 5.88* 10^2 pm. CHemistry....Please help - DrBob222, Sunday, January 25, 2009 at

    asked by Saira on January 26, 2009
  94. Pre-Calc (Please my class starts in an hour!! :)

    Can someone please help me with the following question. 1) The weight of an object above Earth can be modeled by a function of the form w(h)=(r/r+h)^2*"w , where r is the radius of Earth 0" (approximately 3950 miles)," h" is the distance above Earth's

    asked by Sam on March 24, 2011
  95. Pre-Calc H.W. Help :)

    Can someone please help me with the following question. 1) The weight of an object above Earth can be modeled by a function of the form w(h)=(r/r+h)^2*"w , where r is the radius of Earth 0" (approximately 3950 miles)," h" is the distance above Earth's

    asked by Sam on March 24, 2011
  96. Math

    Uh...Yea... Sorry about this, but I"m trying to study and I need someone to walk me through, missed a lot of school. fyi, when there's a / its under the entire string before it until you hit the inequality symbol. Tony Bowled 135 and 145 in his first two

    asked by Jayme on October 21, 2015
  97. English

    Rewrite the following sentences,focusing on the grammar area if it doesn't need no change write no change. Make it under the rule of "Dangling Modifiers". 1.Ironing out all wrinkles,the pants looked much more presentable. My answer is: The pants looked

    asked by Jasmine07202006 on October 19, 2006
  98. grade nine math Polynomials

    Mr. Smart just bought a new dog named Fluffy. Mr Smart would like to enclose a play space for Fluffy in his back yard. The 5 side play space has the dimensions, in metres. They are x +11, 2x-4,3x. Write a simplified expression for the number of metres of

    asked by peyton on March 25, 2011
  99. ALGEBRA

    1. Suppose you are an event coordinator for a large performance theater. One of the hottest new Broadway musicals has started to tour and your city is the first stop on the tour. You need to supply information about projected ticket sales to the box office

    asked by GGIFT on April 6, 2010
  100. Math

    There are three distinct ways to add four positive odd numbers to obtain 10: 1 + 1 + 3 + 5 = 10 1 + 1 + 1 + 7 = 10 1 + 3 + 3 + 3 = 10 Here, distinct means that changing the order of the numbers on the left-hand side of an equation does not count as a new

    asked by SkaterGirl on December 5, 2010

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