1. physics

    Tarzan, who weighs 780 N, swings from a cliff at the end of a 12.0 m vine that hangs from a high tree limb and initially makes an angle of 49.0° with the vertical. Assume that an x axis extends horizontally away from the cliff edge and a y axis extends upward. Immediately ...
  2. Biochem

    What is the maximum amount of ethanol (in millimoles) that could theoretically be produced under the following conditions? Condition: A cell-free yeast extract is placed in a solution that contains 3.50 × 102 mmol glucose, 0.30 mmol ADP, 0.30 mmol Pi, 0.60 mmol ATP, 0.20 mmol...
  3. math

    How do I write one equations in slope-intercept form, and three other lines in slope-intercept form that are perpendicular to the first line ?? -- one line: y=mx+b second line perpendicular y= -x/m + c of course, you have to know m, b, c. ----- for the second line ...
  4. physics

    When a 4.48 kg mass is hung vertically on a certain light spring that obeys Hooke's law, the spring stretches 2.68 cm. How much work must an external agent do to stretch the spring 3.96 cm from its unstretched position?
  5. PHYSICS!!!

    A certain fluid has a density of 1045 kg/m3 and is observed to rise to a height of 2.4 cm in a 1.0-mm-diameter tube. The contact angle between the wall and the fluid is zero. Calculate the surface tension of the fluid. Answer in N/m
  6. Chemistry

    Calculate the value of Kp for the equation C(s)+CO2(g)<->2CO(g) Kp=? given that at a certain temperature C(s)+2H2O(g)<->CO2(g)+2H2(g) Kp1=3.33 H2(g)+CO2(g)<->H2O(g)+CO(g) Kp2=.733 Please show detailed steps.
  7. Science!!!

    1. Why can certain stars sometimes be identified as eclipsing binary stars? A. They are brighter than any single star B. They are all white dwarfs C. They become dimmer at regular intervals D. They are cool red stars
  8. Chemistry. Please help!

    A 20.29 g sample of impure MgCO3 is completely decomposed at 1000oC in previously evacuated 2.0 L reaction vessel. After the reaction was complete the solid residue had a mass of 15.9 g. Assume that only MgCO3 could produce gas CO2 what percent of original sample was magnesium...
  9. French help please!!!

    Match the correct form of the ver être with the subject pronoun. A. sont B. êtes C. es D. suis E. est F. sommes 1. nous 2. tu 3. vous 4. ils 5. on 6. je 24. Nous sommes intelligents. This sentence tells us: I am smart. He is smart. We are smart. You are smart. 25. La femme ...
  10. math check please

    Find the median of the following set of numbers 45,21,54,22,65,61 Answer 49 1/2 2. find the mean and the median of the set of grades 95,75,76,86,96,71,68,81,95,76,69,82,93,88,94 Answer mean 83 median 82 3. find the mode of the following numbers 11,10,6,11,12 Answer 11 4. Find ...
  11. PED

    I have a quiz and want to check them out to see if I got them correct: Question 1. When is it considered safe to provide both positive and negative examples of performance to students? (Points : 1) when the learners understand the skill when the learners have practiced the ...
  12. Art

    Could you please check scientific English in this short dissertation? Thank you, Ms. Sue. 1) Conrad Waddington introduced the term epigenetics in the early 1940s. He defined epigenetics as ‘‘the branch of biology which studies the causal interactions between genes and ...
  13. Math

    The sun of a certain number and 3 times the number is 40. What is the number?
  14. Math

    1. Find the next number in the pattern. -1, 3, 7, 11 a. 16 b.77 c.15 <------- d.13 2. Name the property of real numbers illustrated by the question. -2(x+4)=-2x-8 a.Associative prop of multiplication b. commutative prop of addition c. distributive prop <--------- d. ...
  15. chem 12

    consider the following equilibrium 2NOCl(g)--- 2 NO(g) + Cl2(g) Initally 1.00 mol of NO and 1.00 mol of Cl2 are placed in a 5.00L container. Calculate the initial concentrations of NOCl, NO and Cl2 NO= 0.20 mol/L Cl2= 0.20 mol/l NOCl=0 At equilibrium it is found that the NOCl...
  16. Statistics

    1. A human gene carries a certain disease from a mother to her child with a probability rate of 0.58. That is, there is a 58% chance that the child becomes infected with the disease. Suppose a female carrier of the gene has five children. Assume that the infections, or lack ...
  17. French - SraJMcGin

    Thanks for your help with the last exercises. But Im still sort of confused with the Superlative stuff. For the excercises yesterday. Le film, Inception est le plus interessant au Canada. The teacher corrected this sentence to: Inception est le film le plus interessant au ...
  18. calculus

    I need help with the following question: Which of the following is an example of a function whose derivative is always 3? Choices are: f(x) = x=3 f(x) = 5x+3 f (x) = 3x+5 f(x) = 3 Thank you.
  19. History

    Why did Jews feel entitled to claim Israel last there nation following following World Word 2
  20. Pre-Calculus

    Which of the following shows the correct first step to prove the following by mathematical induction? 3 + 11 + 19 + 27 + … + (8n - 5) = n(4n - 1) A. 3 + 11 + 19 + 27 + … + (8 • 1 - 5) = 1(4 • 1 - 1) B. 8 • 1 - 5 = 1(4 • 1 - 1) C. 3 + 11 + 19 + 27 + … + (8k - 5...
  21. science

    I need a little assistance. Can you help? The question which seems to be simple enough is What is a physical change? My son answered - A physical change is any change that alters the form or appearance of matter into a different substance. I do not agree. He is missing ...
  22. essay writing

    Comprehensive Grammar CheckPoint Read the following sentences, and focus on the grammar area specified in the left column. Then, complete Appendix H by selecting the correct sentence (a or b) for each number and providing an explanation of why you made that choice. Subject-...
  23. AP Chem

    2) For a theoretical yield of 19 g and actual yield of 11 g, calculate the percent yield for a chemical reaction. Answer in units of %. 11 g / 19 g times 100 = 57.89% in your 2 sigfig problem, you might be expected to round off to 58% ======================================... ...
  24. ALGEBRA

    The equation y=12x+5 shows the total coat for ordering tickets on the phone for a certain outdoor concert. if the tickets are $12 each, & there is a one time service fee of $5, can the slope of this line be thought of as a rate?? Please explain this.
  25. math116

    I really need help i am so stuck i can not figure this out we are trying to find the slopes here is an example of what i am doing i get everything all theway till a certain point example: (-4,9);2x=5y+6 the answer is 2/5x+53/5 but i don't know how they came up with 53 that is ...
  26. accounting

    Write a 700-word paper answering Question 2 in Ch. 24. Explain the need for full disclosure in financial reporting. Identify possible consequences of failing to properly disclose certain items in financial statements.
  27. Physics

    A series of waves traveling at 200m/sec are being generated by a 100 Hz source. A point at the very top of the crest of a certain wave is _______ meters from a corresponding point 3 'crests' away. 0 1.5 2.7 4 6.0 12.0 16.0 30000
  28. HEALTH

    In striving to meet the 2010 Dietary Guidelines for Americans, one should consume more of certain foods and nutrients such as ________. A. Fruits B. Carbohydrates C. Energy drinks D. Breads i think its Fruits :)
  29. Stat Help Please

    A linear model can be used to describe the relationship between fuel economy(mpg) and horsepower (hp) for certain automobile models. mpg=46.868-0.0838 hp R^2=75.5% 1) Give the symbol and the value of the correlation coefficient.
  30. Math

    The marks obtained by a number of students in a certain subject are approximately normally distributed with mean 65 and standard deviation 5. If 3 students are selected at random from this group, what is the probability that at least 1 of them would have scored above 75
  31. french

    What are the form of er verds
  32. engineering

    wat is the SI form? a)Mg/mN B)MN/(kg*ms)
  33. science

    what is a rainbow? how does it form?
  34. science

    how does a hurricane form?
  35. Math

    what is the "expanded" form of ln[x2(x-2)/(x+1)]?
  36. Chemistry

    Why do ions form?
  37. math

    simplest form [9-b^2]/[b^2-b-6]
  38. science

    How do diamonds form?
  39. visual

    how colour is form?
  40. Biology

    What is definite form?
  41. Math

    what is the simplest form of 6/15, 15/60,and 78???????
  42. algebra

    How do you do standard form
  43. science

    how does a solution form?
  44. math

    what is 18/21 in its simplest form
  45. algebra

    what is 2x^2-2=-5x-1 in standard form?
  46. math

    20/36 in simplest form
  47. math

    Is 5/7 in simplest form
  48. arithmetic

    0.2 in extended form
  49. math

    1,2,4,8,16,32,64 in exponential form?
  50. algebra

    in simpleast form, 2x(4x^2-5)-(7x^3 +3x)
  51. arithmetic

    is 1/8 in the simpelest form
  52. math

    what is 13 and 21/20 in simples form ?
  53. math

    1/2 + 2/5 in simplest form?
  54. Math

    What is the standard form of y+2=1/2(x-4)? a. x=2y=0 b. x-2y=8 c. 2x-y=10 d. -3x+2y=0
  55. algebra

    How do you get : x=1/3y+2 in the y=mxtb form ?
  56. Math

    How do you get : x=1/3y+2 in the y=mxtb form ?
  57. Math

    what is the simplest form of 16/19
  58. math

    what is the simplest form of 2 2/5?
  59. Math

    How do you put 7x= 3y-12 in y=mx+b form?
  60. algebra

    what is 2x+3y=-5,3x+5y=-9 in substitution form
  61. calculus

    write it in the form of a+ib (1+i)^2 (1-i)^3
  62. science

    how do hurricanes form?
  63. Algebra

    Simplest form of (X^[-2/5] Y^[1/3])15
  64. english

    you can help me in plural form
  65. english

    you can help me in plural form
  66. math

    what is the fraction form of 5.1
  67. math

    Is f(x)=4x/x-1 in factored form
  68. oceanography

    how did the ocean form?
  69. math

    what is the word form for 0.34
  70. math

    what is 13/14 in simplest form?
  71. algebra II

    What is the simplified form of y^2 - y - 12 / y^2 + 8y + 15
  72. algebra

    what's the simplied form of (5m^-4n^2)^3
  73. math

    what is the simplied form of (5m^-4n^2)^3
  74. Trigonometry

    what is the trigonometric form of z=1+i?
  75. math

    what is 1/7 + 2/4 in simplest form
  76. math

    12/25 x 5/21 in simplest form
  77. Math

    4 x 2/3 in simplest form
  78. Math

    2/7 x 3/4 simplest form
  79. Math

    7/12 x 4/5 simplest form.
  80. Math

    y - 15 3/5 = 2 1/3 y=? Simplest form
  81. Math

    1 7/10 + 3 3/4 in simplest form
  82. Math

    2/3 - 3/8 in simplest form
  83. fractions in simplest form

    13/14
  84. math

    3.4-2.44+5,13 simplest form
  85. math

    simplest form 1/2 x 3/8=
  86. Math

    What is 9/20 in simplest form?
  87. Algebra II

    What is the simplified form of (1/2x^-2)^3 X^7?
  88. math

    What is 2:1 and 1:2 in simplest form?
  89. math

    Anyone know what 1/2 is in simplest form??
  90. math

    .26 in word form
  91. Algebra

    What is the simplified form of (2x -25)/(2x -3x -10)?
  92. math

    What is the equivalent form of 15/24?
  93. MA

    Can a/b and (a+b)/b ever form a proportion? Why or why not?
  94. math

    What is (-7)^5 in expanded form? 1.-7*-7*-7*-7*-7 2.-7*5 3.(-7)*7*(-7)*7*-7 4.5*5*5*5*5*5*7 IS IT D
  95. Math

    1/6 * 5/8 in simplest form.
  96. math

    what is 20 in expanded form?
  97. algerbra

    logarithmic form of: 4y=64
  98. algebra

    what is y=x^2-2x-8 in vertex form?
  99. itzel

    how can simlpets in form 1/11+3/11
  100. math

    35/65 in simplest form
  1. Pages:
  2. 1
  3. 2
  4. 3
  5. 4
  6. 5
  7. 6
  8. 7
  9. 8
  10. 9
  11. 10
  12. 11
  13. 12
  14. 13
  15. 14
  16. 15
  17. 16
  18. 17
  19. 18
  20. 19
  21. 20
  22. 21
  23. 22
  24. 23
  25. 24
  26. 25
  27. 26
  28. 27
  29. 28
  30. 29
  31. 30
  32. 31
  33. 32
  34. 33
  35. 34
  36. 35
  37. 36
  38. 37
  39. 38
  40. 39
  41. 40
  42. 41
  43. 42
  44. 43
  45. 44
  46. 45
  47. 46
  48. 47
  49. 48
  50. 49
  51. 50
  52. 51
  53. 52
  54. 53
  55. 54
  56. 55
  57. 56
  58. 57
  59. 58
  60. 59
  61. 60
  62. 61
  63. 62
  64. 63
  65. 64
  66. 65
  67. 66
  68. 67
  69. 68
  70. 69
  71. 70
  72. 71
  73. 72
  74. 73
  75. 74
  76. 75
  77. 76
  78. 77
  79. 78
  80. 79
  81. 80
  82. 81
  83. 82
  84. 83
  85. 84
  86. 85
  87. 86
  88. 87
  89. 88
  90. 89
  91. 90
  92. 91
  93. 92
  94. 93
  95. 94
  96. 95
  97. 96
  98. 97
  99. 98
  100. 99
  101. 100