1. maths

    anderly chooses three different whole numbers. The largest number is 3 times the smallest number. The middle number is 3 less than the largest number. The sum of the number is three numbers is greater than 30 and smaller than 35. Write an expression for

    asked by Anonymous on September 23, 2017
  2. Intro to Technology

    a short article of 200 to 300 words in your notebook, including the following information: · What are some uses for CAD in business, industry, or education? · Name two software programs that you could learn to use to create a CAD project. · Describe one

    asked by Eduardo Gonzalez on March 4, 2010
  3. history/writing

    I am trying to write an essay: Compare and contrast the develpment of Massachusetts, Virginia, and Pennsylvvania. Explain the similarities and differences of the reasons for founding, who settled each colony, and the success of the colony in relationship

    asked by anonymous on September 14, 2008
  4. xmgt216

    • Write a 1,050- to 1,400-word paper addressing the following points: o Describe the moral and ethical issues faced by managers dealing with your selected topic. Include how the issue affects other individuals. o Explain how the relationship between

    asked by susie on September 14, 2010
  5. english

    How WOuLD I WRITE A paragraph? A paragraph contains a topic sentence and usually 4 to 10 other sentences. The paragraph must support the topic sentence.

    asked by kim on November 9, 2006
  6. math

    Let's find the least square number other than zero which is divisible by 10,15,20and 30.Also let's write the next square number which will be divisible by these number.

    asked by md. raja on November 16, 2017
  7. 4th grade math

    Joshua has 3 quarters. alex has 10 more than 2 times as many quarters as joshua. write an expression for how many quarters alex has?

    asked by mythreyee on November 12, 2013
  8. Math

    Write one numerical expression and one algebraic expression. Then explain what the differnce between a numerical and algebraic expression is.

    asked by Cameron on March 16, 2010
  9. algebra

    Kayla Wants To write an Expression that will always produce an odd integer. Which of the Following will always produce an odd integer for any given integer ?

    asked by josie on April 9, 2012
  10. spanish

    how do you write don pablo in english? Is it Mr. Pablo. and senor Gomez in english if the last name is gomez Mr. Gomez?

    asked by hunter on August 18, 2010
  11. math

    Write the first six terms of each of the sequences whose nth term is a)(-3)n { ____, ____, ____, ____ , ____, ____ } b)3 – 4n { ____, ____, ____, ____ , ____, ____ }

    asked by mary on September 1, 2012
  12. Algebra

    if n houses have k windows, write an expression to represent the number of windows for n + 1 houses nk + k or k(n+1) ie. (10 houses - 4 windows) (10 x 4 )+ 4 = 44 windows

    asked by Need Help on August 11, 2018
  13. chemistry

    In the net ionic equation for the neutraliza- tion reaction between hydrofluoric acid (HF) and sodium hydroxide (NaOH), the HF is rep- resented as 1. the molecule, HF. 2. neither the molecule nor the separated ions since it is a spectator in the reaction.

    asked by sara on February 23, 2014
  14. Chemistry

    An equilibrium mixture of SO2, O2, and SO3 at 1000 K contains the gases at the following concentrations: [SO2] = 3.77 10-3 mol/L, [O2] = 4.30 10-3 mol/L, and [SO3] = 4.13 10-3 mol/L. Calculate the equilibrium constant, K, for the following reaction. 2

    asked by Rachel on April 16, 2011
  15. Algebra=Confusion(Casey might wanna see this)

    Kay, so apparently Casey and I are both having trouble with creating a matrix from a system. I know what a matrix is, but i can never seem to figure them out. kay, so since it's figured out, i'll use

    asked by Kat on January 25, 2009
  16. chemistry

    A buffer is prepared by dissolving .0250 mol of sodium nitrite, NaNO2, in 250.0 mL of .0410 M nitrous acid, HNO2. Assume no volume change after HNO2 is dissolved. Calculate the pH of this buffer. My book does a poor job of explaining buffers and I'm really

    asked by Simpson on April 29, 2007
  17. college

    Write a 350- to 700-word response that familiarizes you with private payer plans and CDHP account types. Briefly list three to five main features for the following nine items. Below each list, provide one or two sentences stating coverage of services and

    asked by Anonymous on June 13, 2010
  18. Pre-Calculus

    Phil Dawson is a professional place kicker for the Cleveland Browns. On average, he kicks the ball at a 41 degree angle and with an initial speed of 70 feet per second. For future reference, goal posts are 10 feet high in the NFL. a) Write parametric

    asked by Alexis on March 3, 2014
  19. Pre-Calculus

    Phil Dawson is a professional place kicker for the Cleveland Browns. On average, he kicks the ball at a 41 degree angle with an initial speed of 70 feet per second. For future reference, goal posts are 10 feet high in the NFL. a) Write parametric equations

    asked by Alexis on February 28, 2014
  20. com 155

    • Write several sentences describing a recent interaction with a friend or family member about personal finance or credit cards. This interaction may be imagined or real. • Use at least five different pronouns in your sentences. • Identify all

    asked by robin on January 30, 2011
  21. trig

    The average depth of water at the end of a dock is 6 ft. This varies 2 ft in both directions with the ride. Suppose there is a high tide at 4 am. If the tide goes from low to high every 6 hours, write a cosine function describing the depth of the water as

    asked by ske on May 4, 2009
  22. Grammar

    Lately when I've been reading news articles and website blogs, I've been seeing some funny grammar that I don't remember learning about. It deals with commas for a list of items. Normally I thought you would write like this: I have potatoes, carrots, and

    asked by Bob on July 14, 2012
  23. math

    find an exponential function of the form P(t)yoe^kt to model the given; In 1995, the number of female athletes participating in Summer Olympics-Type Games was 550. In 1996, about 3550 participated in the summer olympics in ATlanta. Assuming that P(0)= 500

    asked by anonymous on March 26, 2011
  24. Language Arts

    In the poems you read in collection 3, the poets choose different forms to express their thoughts and feelings about the subject. Imagine That there poetic forms changed. How would each poem be different if its form were exchanged with another form? Write

    asked by Mars on March 14, 2019
  25. psychology

    i'm trying to find strengths to a deep processing vs shalow processing investigation procedure: 1)class split in half 2)class given 10 mins to remember 24 words 3)each member given piece of paper to write down the words they could remember 4)results taken

    asked by simone on May 22, 2010
  26. Algebra

    Please check the questions/problems along with my answers. Thank you tutors. Writing Ratios 1. Top-of-the-line monster masks are made of rubbery silicone, using a liquid silicone base and a catalyst (substance that speeds up a chemical reaction) in a ratio

    asked by anon on December 2, 2015
  27. Statistics

    Service times for customers at a post office follow some right-skewed distribution with mean 2.91 minutes and standard deviation 1.74 minutes. (a) Can you calculate the probability that the average service time for the next two customers is less than 2.64

    asked by Mel on November 4, 2014
  28. 8th grade

    Is -7*10^11 in scientific notation? If not, write it in scientific notation.

    asked by Logan on April 28, 2010
  29. maths

    write the value of 2(sin^6+cos^6)-3(sin^4+cos^4)+1

    asked by krishan on June 18, 2012
  30. English 11 (Novel Study No country for old men)

    Im doing an essay on the lack of redemption shown in the novel No country for old men. I needs 1000-1200 words and i got about 7 paragraphs these include -Thesis -Body paragraph 1(the corruption of money) -Body paragraph 2(the curruption of youth) -Body

    asked by Pengu on December 8, 2009
  31. stat

    A company’s CEO wanted to estimate the percentage of defective product per shipment. In a sample containing 500 products, he found 30 defective products. (a) Find a 98% confidence interval for the true proportion of defective product. Show your

    asked by me,me on August 20, 2011
  32. spanish

    Write the correct conjugation of tener for the following sentences: 9. ¿Por qué _________ (Jose) sueño por la mañana? 10. Mi amiga _________ tres hijos. 11. ¿Cómo se dice "Patricio tiene ganas de comer" en inglés? 12. ¿Cómo se dice "Ana has to

    asked by luke on May 14, 2009
  33. Calculus

    Let h(x)= x^3 + 4x -2. Let g(x) represent the inverse of h(x). Find g(14). I know that if (a, f(a)) is on h(x), then (f(a), a) will be on g(x). I also know that if f^-1(a)=b if f(b)=a. I thought that if I could find the x value(s) at which h(x)=14, I would

    asked by Kelly on March 31, 2009
  34. Calculus I

    A particle on the x-axis is moving to the right at 2 units per second. A second particle is moving down the y-axis at the rate of 3 units per second. At a certain instant the first particle is at the point (5,0) and the second is at the point (0,7). How

    asked by Becca on May 2, 2017
  35. English

    For the past few hours, I've been toiling away at this impossible passage's question set. If anyone can help, I will be forever grateful! :) "And, if I hold the true anatomy of myself, I am delineated and naturally framed to such a piece of virtue,--for I

    asked by Jessica on January 2, 2008
  36. English

    For the past few hours, I've been toiling away at this impossible passage's question set. If anyone can help, I will be forever grateful! :) "And, if I hold the true anatomy of myself, I am delineated and naturally framed to such a piece of virtue,--for I

    asked by Martin on January 4, 2008
  37. Math

    an air traffic controller spots two planes at the same altitude flying towards one another. their flight paths form a right angle at point p. One plane is 150 miles from point p and is moving 450mph. the other plane is moving at 450mph but is 200 miles

    asked by David on September 9, 2012
  38. math 116

    The owners of River View Bakery have hired enough servers to handle 17 tables of customers, and the fire marshal has approved the restaurant for a limit of 56 customers. The owners need to purchase two-seat and four-seat tables to accommodate the

    asked by axia on May 28, 2010
  39. Math

    a)Write a function o represent the area of the rectangle. one side - 5x+15 other side - 31-2x b) Graph the function- lebel x and yint c)what dp the x-intercepts represent in this situaltion? d)Does the funtion have a maximum value in this situaltion? Does

    asked by Emmanuel on January 1, 2016
  40. Precalculus

    an air traffic controller spots two planes at the same altitude flying towards one another. their flight paths form a right angle at point p. One plane is 150 miles from point p and is moving 450mph. the other plane is moving at 450mph but is 200 miles

    asked by David on September 9, 2012
  41. math

    Susie designed an excersise program for herself. One part of the program requires her to walk between 25 to 30 miles each week. She plans to walk the same distance each day five days a week. What is the range of miles that she should walk each day? Write

    asked by robert on December 27, 2007
  42. Pre-Algebra (Pythagorean Theorem)

    Russell Gossman is training for the Olympics. He wants to know the distance across Lake Royal so he can write how far he went in his training logbook each day. If from one point on the shore to one side in 13 km and from the same point to another side of

    asked by Jessie on October 26, 2013
  43. 11th grade-Math!

    an air traffic controller spots two planes at the same altitude flying towards one another. their flight paths form a right angle at point p. One plane is 150 miles from point p and is moving 450mph. the other plane is moving at 450mph but is 200 miles

    asked by Amy on November 8, 2008
  44. Math

    an air traffic controller spots two planes at the same altitude flying towards one another. their flight paths form a right angle at point p. One plane is 150 miles from point p and is moving 450mph. the other plane is moving at 450mph but is 200 miles

    asked by Ryan on September 9, 2012
  45. Chemistry

    Element X has the highest first electron affinity in its period; the ground state electron configuration of it's most common ion is [Kr] 5s^2 4d^10 5p^6 a Element Y is the second largest element in it's period; it's valence electrons are in orbital(s) that

    asked by Al on October 18, 2015
  46. Math ~CHECK MY WORK~

    With stars are my answers. Please check them if they are wrong please tell me the right ones. Number 1 (the bottom one) I don't get it so please help me with that one please! 1) You have $60 in your wallet and want to buy some new CDs. If the CDs are $11

    asked by Wendy on January 16, 2014
  47. Math 115

    Country Upper B has a population of approximately 276.5 million people and a total land area of about 3150.4 thousand square miles. What is the population density of Country Upper B? Round your answer to the nearest person. I know you need to divide

    asked by Brita on October 2, 2016
  48. Socials

    Imagine that you are one of the spinners who protests the invention of the spinning Jenny. Write a letter to a newspaper explaining your reasons. your letter should show that you understand the implications of the invention. It should show that you

    asked by Sara on November 19, 2009
  49. math

    building lot in a city is shaped as a 30° -60° -90° triangle. The side opposite the 30° angle measures 41 feet. a. what is the length of the side of the lot opposite the 60° angle b. what is the length of the hypotenuse of the triangular lot. c. what

    asked by johnny on March 7, 2017
  50. US History

    To what extent did events of the 1890s foreshadow events of the 1990s?? Can someone find me some info so I can write an essay about it. I tried looking for some info but could not find anyhting. I would greatly appreciate it. Thanks

    asked by John on April 23, 2007
  51. Finance

    Allison Radios manufactures a complete line of radio and communication equipment for law enforcement agencies. The average selling price of its finished product is $180 per unit. The variable cost for these same units is $126. Allison Radios incurs fixed

    asked by michael on September 15, 2011
  52. math,algebra

    What kind of expression is good to use for this problem so i can solve it. The kinetic energy of particle of mass m is founded by taking one-half of the product of the mass (m) and the square of the velocity (v). Write an expression for the kinetic energy

    asked by Jasmine20 on December 11, 2006
  53. Math

    A certain country taxes the first $20,000 of an individual's income at a rate of 15%, and all income over $20,000 is taxed at 20%. a. Al makes $16,000. Betty makes $36,000. How much is each taxed? b. Write a piecewise function T that specifies the total

    asked by Jackie on January 28, 2014
  54. math

    Kent invested $5000 in a retirement plan. He allocated x dollars of the money to a bond account that earns 4% interest per yr and the rest to a traditional account that earns 5% interest per yr. Write an expression that represents the amount of money

    asked by --- on February 17, 2011
  55. Precalculus

    1. In an arithmetic sequence, the fifth term, u5, is greater than the first term, u1. The difference between these terms is 36. a) find the common difference 9? The tenth term of the sequence is double the seventh term . b) find u1 2.5? 2. Consider the

    asked by Anonymous on May 5, 2014
  56. chemistry

    write a balanced chemical reaction for the reaction of aqueous magnesium chloride with aqueous potassium phosphate to form solid magnesium phosphate (Mg3(PO4)2) and aqueous potassium chloride (KCl). Indicate the physical states of the reactants and

    asked by Jessica on October 15, 2010
  57. algebra. help!

    1. 3x+10≥4 a. x≥-2 b. x≤ 2 c. x≤-2 d. x≥ 2 ** 2. The tennis team is selling key chains as a fundraiser. If its goal is to raise at least $180, how many key chains must it sell at $2.25 each to meet that goal? Write and solve an inequality. a.

    asked by Hannah on October 27, 2014
  58. Psychology220

    Write a 350- to 700-word response summarizing the three dimensions of love and how they interrelate to identify a specific type of love relationship. I have the fist part done but I am not really sure how to go about writing how they interrelate to

    asked by Shay on March 20, 2011
  59. Math

    You have a wireless phone plan that costs $25 per month. You must also pay $.10 per minute for each minute over 500 min. you phone bill was more than $30 last month. Write an inequality to represent the number of minutes m you spent on the phone last

    asked by Priscilla on June 8, 2014
  60. math

    Kent invested $5000 in a retirement plan. He allocated x dollars of the money to a bond account that earns 4% interest per yr and the rest to a traditional account that earns 5% interest per yr. Write an expression that represents the amount of money

    asked by --- on February 17, 2011
  61. Algebra

    1.A right triangle has leg of b of length 7 and a hypotenuse of length 11. What is a length of the other leg, a? Round to the nearest tenth if necessary. (1 point) A. 2.0 B. 8.5 C. 13.0 D. 9.6 2. Find the length of a line segment CD with endpoint C at

    asked by Anon on March 19, 2015
  62. MATH

    DURING A THUNDER STORM AND LIGHTNING STORM, TO ESTIMATE HOW FAR AWAY THE STORM IS, COUNT THE NUMBER OS SECONDS BETWEEN THE TIME YOU SEELIGHTINING AND HEAR THUNDER. DIVIDE THAT NUMBER BY 5 TO FIND THE DISTANCE IN MILES TO THE STORM. WRITE A SENTENCE TO

    asked by MELISSA on August 21, 2008
  63. books

    I need help with this question, I have to write a paragraph to support an opinion and I don't understand this question. When Scrooge tells Marley that Marley was always a good man of business. In Act 1 scene 3 of a Christmas Carol Scrooge and Marley,

    asked by caleb on March 26, 2015
  64. English 2

    'Use the resources of the internet to find out about one African kingdom of your choice. Focus on the period from about A.D. 300 to A.D. 1600. After you've decided on a kingdom to research, write about the history, religion, art, music, daily life,

    asked by mysterychicken on October 10, 2010
  65. visual basic programming

    Write a Visual Basic program that will calculate the assessment marks of a student taking the Computer Programming subject in College. The program must be able to determine the total result and finally display the grade of that student. The program will

    asked by diana on August 14, 2014
  66. chemistry

    In winemaking, the sugars in grapes undergo fermentationby yeast to yield CH3CH2OH and CO2. During cellularrespiration, sugar and enthanol are "burned" to water vapor andCO2. A) Using C6H12O6 for sugar, calculate ÄH of fermentation and of

    asked by Mark on October 23, 2015
  67. History

    Which of the following were actions that motivated Radical Republicans to seek the impeachment of President Johnson? Choose all that apply. A. President Johnson encouraged former Confederate states to reject the Fourteenth Amendment. B. President Johnson

    asked by Anonymous on January 29, 2019
  68. math

    A robotic basketball player tosses a ball upward from a height of 7 feet, at an initial speed of 111 feet per second. The height of the ball is modeled by the equation: h=−16t2+111t+7, where h is the height above the ground in feet and t is the time

    asked by Julia on February 4, 2014
  69. chemistry

    Aluminum Chloride has a universal indicator color of red and the Ph of 4.0 b) Sodium Carbonate has a universal indicator color of violet and the Ph of 9.5. c) Ammonium Acetate has a universal indicator color of green and the Ph of 7.5 ....For the following

    asked by roshan on March 15, 2011
  70. Geometry

    A gardener wants the three rosebushes in her garden to be watered by a rotating water sprinkler. The gardener draws a diagram of the garden using a grid in which each unit represents 1 ft. The rosebushes are at (1, 3), (5, 11), and (11, 4). She wants to

    asked by Rachel on May 20, 2012
  71. Finance

    Cash Equation: Bettendorf Corporation has a book net worth of $17,800. The company's long-term debt is $6,900. Its net working capital, excluding cash, is $1,600. Its fixed assets are $21,300. How much cash does the company have? If the current liabilities

    asked by Key on December 17, 2014
  72. physics

    1. What is the acceleration on the Earth? Remember the equation for an object that starts at rest is this: d = 1/2at2 ( this is an experiment for droping a ball from a 6 meter hight and seeing how long it takes to get to the floor from 6 meters, it took

    asked by Bongo on October 3, 2007
  73. Chemistry

    Consider the following thermochemical equation for the combustion of acetone (C3H6O), the main ingredient in nail polish remover: C3C6O + 4 O2 --> 3 CO2 + 3H2O DELTA Hrxm= -1790kJ If a bottle of nail polish remover contains 183 mL of acetone, how much heat

    asked by Ashley on March 19, 2012
  74. Algebra

    Ok, I tried watching a video on how to solve a system by substitution. But I feel like I did it wrong, so can someone check my work and show/ tell me where I went wrong. So the system by substitution -2x-3y=-2 Y=2x+6 First I combined my 2 equations but

    asked by Samantha on October 10, 2017
  75. Calculus

    Match each polar equation below to the best description. Each answer should be C,F,I,L,M,O,or T. DESCRIPTIONS C. Cardioid, F. Rose with four petals, I. Inwardly spiraling spiral, L. Lemacon, M. Lemniscate, O. Outwardly spiraling spiral, T. Rose with three

    asked by Salman on January 28, 2010
  76. Math

    The price of a stock, A(x), over a 12-month period decreased and then increased according to the question A(x)= 0.75x2-6x+20, where x equals the number of months. The price of another stock, B(x), increased according to the equation B(x)=2.75x+1.50 over

    asked by Kendra on June 9, 2008
  77. chemistry

    Oxygen gas and aqueous benzoic acid react to form carbon dioxide gas and water gas. Determine the mass of water in grams if 5.43×104 milligrams of oxygen reacts with an excess of benzoic acid. I balanced the equation to 2C7H6O2+15O2=14CO2+6H2O

    asked by paige on October 30, 2016
  78. Calculus

    Match each polar equation below to the best description. Each answer should be C,F,I,L,M,O,or T. DESCRIPTIONS C. Cardioid, F. Rose with four petals, I. Inwardly spiraling spiral, L. Lemacon, M. Lemniscate, O. Outwardly spiraling spiral, T. Rose with three

    asked by Salman on January 29, 2010
  79. math

    Find the Riemann sum associated with f(x)=4x^2+2, n=3 and the partition xsub0=-2 xsub1=1 xsub2=2 xsub3=4 of [-2,4] (a) when xsubk is the right end-point of [xsubk-1, xsubk] . (b) when when xsubk is the mid-point of [xsubk-1, xsubk] please help. i thought

    asked by amanda on November 28, 2006
  80. Math

    20.Proms earned 82 dollars last week.She earned 6 dollars each hour and received a bonus of 10 dollars for exceptional work.Which equation can be used to find h the number of hours Proma worked last week A.6h+10=82 B.6h-10=82 C.10h+6=82 D.10h-6=82 A An

    asked by Jerald on March 23, 2013
  81. Physics

    A body vibrates in simple harmonic motion with an amplitude of 5 cm and a frequency of 0.50 Hz. a) Calculate: i) the maximum acceleration ii) the maximum velocity iii) the magnitude of the acceleration and velocity when the body is displaced 10 mm from its

    asked by Martin on June 4, 2017
  82. chemistry

    Calculate the reduction potential of the following solutions: a- 1 M CuSO4 b- 1 M FeSO4 c- 0.1 M CuSO4 I'm now the same answer as you. :( This is how I did it can you please check. a- Cu(s)---> Cu(aq) + 2e = -0.34 V SO4^-2(aq) + 4H(aq) + 2e --> H2SO3(aq) +

    asked by fenerbahce on July 22, 2012
  83. math

    14.what value of n will result in a mean if 31 15.what value of n will result in a median of 23 15.what value of a will result in a range of 84 14,46,19,10,39,22,24,77,n Refresh your memory about the defnition of median, mode and range of a set of numbers.

    asked by alice on March 4, 2007
  84. Finance

    Cash Equation: Bettendorf Corporation has a book net worth of $17,800. The company's long-term debt is $6,900. Its net working capital, excluding cash, is $1,600. Its fixed assets are $21,300. How much cash does the company have? If the current liabilities

    asked by Anonymous on December 17, 2013
  85. chemistry

    Solutions of sodium hydroxide cannot be kept for very long because they absorb carbon dioxide from the air , forming sodium carbonate. the unbalanced equation is NaOH(aq) + CO2(g) = Na2CO3(aq) + H2O(l) calculate the number of grams of carbon dioxide that

    asked by Philip on February 5, 2010
  86. Calculus

    Match each polar equation below to the best description. Each answer should be C,F,I,L,M,O,or T. DESCRIPTIONS C. Cardioid, F. Rose with four petals, I. Inwardly spiraling spiral, L. Lemacon, M. Lemniscate, O. Outwardly spiraling spiral, T. Rose with three

    asked by Salman on February 1, 2010
  87. physics

    for a damped harmonic oscillation , the equation of motion is md^2x/dt^2+(gamma)dx/dt+kx=o with m=0.025kg,(gamma)=0.07kg/s and k=85N/m. *calculate the period of motion *number of oscillation in which its amplitude will become half of its initial value *the

    asked by ashley on February 13, 2012
  88. Physics

    Kate (m = 50 kg) is swinging on a tire tied by a (light) rope (L = 3 m) to a tree limb. Her twin Ashley comes along and squeezes into the tire with her. Assume that at all times the centre of mass of the person(s) riding the tire is at the end of the rope.

    asked by Anonymous on December 4, 2016
  89. physics

    A block of mass m is pushed along a horizontal table by a force f=70 N at an angle 55 degrees with the horizontal. Yhe coefficient of kinetic friction is 0.3 Find the normal force. My work: I know that there is 3 forces present: force of gravity, normal

    asked by Mike on October 20, 2014
  90. math

    2. Susan has a bank account in Bank of America. She takes out 600 dollars a month for rent. 3 month later, she has $3,200. What is the linear equation that describes Susan’s situation? How much did Susan start with in her bank account? How many months

    asked by jarron on September 29, 2013
  91. Chemistry

    I need help! I found the change in Temp= -.9 degree C. I don't know what to do next...? What value from this problem do I use as my q(heat capacity) to plug into the equation q= m X Cs X change T? The question states: 120mL of H2O is intially @ room temp

    asked by Kate on October 28, 2008
  92. Chemistry

    Phosphorus pentachloride decomposes according to the chemical equation PCl5(g) PCl3(g)+Cl2(g) Kc=1.80 at 250 degrees Celsius A 0.222 mol sample of PCl5(g) is injected into an empty 3.25 L reaction vessel held at 250 °C. Calculate the concentrations of

    asked by J on March 3, 2013
  93. math

    You have budgeted $1300 to have your pool cleaned this summer while you complete the rest of the yard. Dream Pools charges a onetime fee of $550 for supplies and maintenance and then $40 for each service call. Write an inequality that illustrates the

    asked by Anonymous on February 27, 2012
  94. Literature

    "Write a monologue revealing the unspoken thoughts and feelings of one of the characters in "Everything Stuck to Him." Use the personal pronoun "I." Choose one of the following scenes to step into the character's mind: a) the girl sitting up alone with the

    asked by Sagae on November 6, 2014
  95. Please help biol

    Pick the correct answer to the following question. Write a brief statement explaining why each choice of answers is correct or incorrect. In diabetes mellitus, because of insufficient insulin production, glucose cannot enter cells. instead it accumulates

    asked by Talan on August 29, 2013
  96. Biology

    Pick the correct answer to the following question. Write a brief statement explaining why each choice of answers is correct or incorrect. In diabetes mellitus, because of insufficient insulin production, glucose cannot enter cells. instead it accumulates

    asked by Talan on August 28, 2013
  97. science

    could someone please help me i have to write about the start of life on a extrasolar planet and talk about chemical evolution,, could someone please give me some pointers Is this S103 ECA? yes it is im just need some pointers so that i can do the work in

    asked by bex on May 18, 2007
  98. Algebra

    Which equation could be used to find the dimensions of a room that has a length of 8 feet longer than the width, x, and has an area of 240 square feet? (A) x squared - 8x + 240 = 0 (B) 2x(2x-8x+16)=240 (C) x squared + 8x + 240 = 0 (D) x squared + 8x - 240

    asked by Anonymous on May 4, 2008
  99. Business

    Assume that you own a sandwich shop. In looking over last year's income statement you see that the annual sales were $250,000 with a gross margin of 50 percent, or $125,000. The fixed operating expenses were $50,000: the variable operating expenses were 20

    asked by Leslie on September 1, 2012
  100. Chem Problem

    I need help solving this question, I have no idea what I'm supposed to do. What is the minimum pressure in kPa that must be applied at 25 °C to obtain pure water by reverse osmosis from water that is 0.165 M in sodium chloride and 0.029 M in magnesium

    asked by Student on March 1, 2013

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