Critical Thinking/Math

146,623 results, page 50
  1. I need 2 get these prob. b4 they get 2 me on test!

    A father gives his son a ride by pulling a sled across the rough snow. The father runs across the snow with a constant acceleration while pulling the sled at F = 75.0 N, at 30 deg. above the horizontal. The combined mass the sled and son is 30.0 kg. The
  2. English

    Can you (Writeateacher) check the punctuation and word choice of my last three paragraphs please? Thank you in advance 1) Coketown was a town of red brick blackened by industrial pollution. Actually, it was dominated by chimneys from which smoke coiled up
  3. (19) Chemistry - Science (Dr. Bob222)

    Use the following information to answer this question: Cu+(aq) + e- → Cu(s) E° = 0.521V Cu2+ (aq) + e- → Cu+ (aq) E° = 0.153 V. Given these half cell reactions, an aqueous solution of Cu+ ion in the absence of O2(g) : A. will be
  4. English

    I urgently need to find a site where I can get a video lesson with transcript of the Holocaust. By the way, could you check these sentences I'm not sure of? 1)Robinson’s ship was stuck (wrecked) in the sand and the waves were dashing over it. There was
  5. Cultural Diversity

    Can you help with this question? Which of these scenarios best describes a nuclear family? A) Jeremiah is growing up within a cluster of adults and children who maintain their own living quarters but come together for work and meals. Child-rearing is a
  6. english1A- Need help with my argument/thesis

    This is my introduction... Gender Myths Some people wear earrings, others do not. Some people wear nail polish, while others do not. Whatever the case is, there are some people, whether male or female, who dress a certain way, either get mistaken for the
  7. essay help

    how have you taken advantage of the educational opportunities you have had to prepare/ It’s unbelievable how each year, since the beginning of high school, my perfectly laid plans for myself have deteriorated. When I entered my freshman year, I had
  8. algebra!

    If the measure of angle A is doubled and then decreased by 10 while the complement of angle A is decreased by one-third of itself, then these two anlges formed are still complementary. Find the supplement of angle A. Please explain so i could understand.
  9. Chemistry

    Methanol, CH3OH, is produced on an industrial scale from carbon monoxide and hydrogen. At the temperatures used, gaseous methanol is formed according to the following thermochemical equation: CO(g)+ 2H2(g) <---> CH3OH(g) £H = -90Kj 1. State Le
  10. Math Word Problems

    Hi, I am having some trouble with some problems, can you please help. thanxs!!! 1. A car rental agency charges $250 per week plus $0.25 per mile to rent a car. How many miles can you travel in one week for $300? -Would the equation look like: 300= 250x +
  11. Physics

    How do I do these? A passenger at an airport steps onto a moving sidewalk that is 100.0 m long and is moving at a speed of 1.5 m/s. The passenger then starts walking at a speed of 1.0 m/s in the same direction as the sidewalk is moving. What is the
  12. english

    oh i forgot to put in my original draft, which i also forgot to say it was a rough draft. my rough draft needs to have multiparagraph, insights, transitions, and that i wrote a narrative. rough draft: choices An incident from my circle map is when I chose
  13. Social Studies- Economics (basics)

    What increases when productivity increases? a) Gross Domestic Product *** b) interest rates on loans c) national unemployment rates d) interest rates on savings "Deepak's city has grown quite a lot over the past ten years. The city council has been
  14. Comp 155

    Use at least five adverbs and five adjectives to write a brief review of a movie, sporting envent, musical performance, or television show. Bold each adverb. Underline each adjective. This is what I wrote but not sure if I have all the adverbs and
  15. Chemistry

    How would you synthesize each of the following? a. 1,2-dibromopropane from propene b. acetone (2-propanone) from an alcohol c. tert-butyl alcohol (2 methyl-2-propanol)from an alkene d. propanoic acid from an alcohol How would you synthesize the following
  16. Social Studies

    When Nelson Mandela received the Nobel Peace Prize, he gave a speech in which he noted the contributions of Martin Luther King Jr. Here are some words of his speech: "...It will not be presumptuous of us if we also add, among our predecessors, the name of
  17. Art

    Assignment Type: Individual Project Deliverable Length: 500-800 words (not including references) Points Possible: 125 Due Date: 8/16/2009 11:59:59 PM CT Choose three (3) works of art from three artists from the Baroque period through the Postmodern era.
  18. Statistic

    Suppose you roll a die 10 times and record the proportion of sixes. Suppose you then conduct a simulation of this experiment, first 100 times, then 1000 times, and draw one histogram of the proportion of sixes found after 100 simulations and a second
  19. chemistry,

    in analyzing household bleach. I have a flask that contains 10.00 mL diluted bleach + 0.4g KI + 20 mL distilled water and 20 drops of 2M HCl. To that I titrated 30.60 mL Na2S2O3 and I need to calculate the number of moles of NaOCl reacted. This is what I
  20. statistics

    n New York State, savings banks are permitted to sell a form of life insurance (SBLI). The approval process consists of underwriting, which includes a review of the application, a medical information bureau check, possible requests for additional medical
  21. Spanish-SraJMcGin I'm confused at your answer-plea

    I'm confused by your reply-Is Day of the Saint like having a second birthday? I thought it was false but then according to your answer, I'm thinking it is a kind of second birthday-Thank you for rechecking Here is the running conversation Posted by Emma-
  22. English

    Ck:Paper completely for all errors and let me know it error at the end of essay. Advices To Overcome Difficult Times We all have been through some difficult time in our lives. Some of the times might noot have been bad as others problem, but we still can
  23. statistics

    1. Suppose the estimate of a proportion of a normal population is to be within 0.05 using the 95% confidence level. How large a sample is required if: a. It is known from previous studies that p = 0.3? b. There is no prior knowledge of p? 2. Each of the
  24. Managerial Accounting

    John has invested in a machine that cost $70,000, that has a useful life of seven years, and that has no salvage value at the end of its useful life. The machine is being depreciated by the straight-line method, based on its useful life. It will have a
  25. physics

    resistors of 30 ohms and 60 ohms are connected in parallel and joined in series to a 10 ohm resistor. the circuit voltage is 180 volts I need to find 1)the voltage of the parallel circuit 2)the resistance of the complete circuit 3)the voltage across the 10
  26. physics

    resistors of 30 ohms and 60 ohms are connected in parallel and joined in series to a 10 ohm resistor. the circuit voltage is 180 volts I need to find 1)the voltage of the parallel circuit 2)the resistance of the complete circuit 3)the voltage across the 10
  27. English

    1. Read the following passage from "The Swimming Contest". "Come over here, Nahida," the old lady said," and kiss the hand of the hakima who cured your grandmother. And this is her son." Nahida came hesitantly into the room and stood in front of my mother.
  28. college essay number one help

    how have you taken advantage of the educational opportunities you have had to prepare/ hi can you just give me like the first three or five words so i can start. i mean, i have looked at websites and i read the guidelines on how to write a college essay
  29. Predication

    Our resolutions should begin at midnight on January 1. is there any faulty Predication in this senttnce. If so would you letme know I am thinking it is alright. This sentence sounds fine to me. =) I hope
  30. physics - another question

    Sam is sitting in her fishing boat watching a trout swim below the surface. She guesses the apparent depth of the trout at 2.0m. She estimates that her eyes are about 1.0 m above the water's surface, and that the angle at which she's observing the trout is
  31. Higher Maths

    Show that these three points , P(-8,3), Q(-3,4),R(-6,-7), Form a right angled triangle and name the right angle? There are two ways of doing this: 1) determine the slopes for all lines, and the pair that have a right angle will have a negative inverse
  32. english: crit. thinking

    Over time, non-specialists are usually able to assimilate radically new scientific ideas, even though these ideas may seem strange when they are initially introduced. Such was the case with Newtonian physics; when Newton proposed his ideas regarding motion
  33. Physics .. help!!

    Imagine a landing craft approaching the surface of Callisto, one of Jupiter's moons. If the engine provides an upward force (thrust) of 3270 N, the craft descends at constant speed; if the engine provides only 2190 N, the craft accelerates downward at 40
  34. Cultural Diversity

    Consider racial imbalances in education, the economy, family life, housing, criminal justice, health care, and politics. Of these societal challenges facing modern African Americans, which do you think are most difficult to overcome, and why? .Suggust some
  35. Physics

    Consider the current-carrying wires in the figure. I can try to describe the figure here.. - Diagram A has the wire coming from the left, it forms a loop in the centre in a clockwise direction and leaves going to the right. - Diagram B has the wire also
  36. C.E.A Response (Quick english please edit)

    Will you please read over this claim. evidence. analysis response and tell me if there are any errors or things that should be changed? thanks! C. E. A. Response Q: Why did the Nazis give off a nice persona when they first engaged with the Jews? The Nazis
  37. English ~CHECK MY WORK PLEASE~

    *Please Note: the the answer with stars next to them are my answers. 1. Imagine you have been asked to read another article about gymnasts. It has the following title and subheads: Title: Gymnasts: For the Love of the Sport Subhead #1: The Naysayers
  38. Question

    Discus Awards College Scholarship Description: The Discus Awards College Scholarship is available to high school students planning to attend college. You must choose three areas from the categories on the Web site and provide evidence of your excellence in
  39. Language Arts

    from "Harriet Tubman: Conductor on the Underground Railroad" by Ann Petry. 1 That first winter in St. Catharines was a terrible one. Canada was a strange frozen land, snow everywhere, ice everywhere, and a bone-biting cold the like of which none of them
  40. English

    Please look at my mini-essay and tell me what needs improvement! It's a response to a passage from a book. Thank you. :) Millions of people all around the world are living in the past or looking to the future. “2012 is the end of the world,” “When I
  41. question for Dr.Bob22

    The mole fraction of acetic acid (CH3COOH) in an aqueous solution is 0.675. Calculate the molarity of the acetic acid, if the density of the solution is 1.0266 g mL-1. To give a different take on this, here is another way of approaching the problem. I
  42. instruction(am i right track)

    Plan a presentation for parents to explain the purpose of performance assessment, the use of rubrics, and portfolio assessment. Phases of the Evaluation Process Although the evaluation process is not necessarily sequential, it can by seen as a cyclical
  43. Law of Multiple Proportions

    Two elements, R and Q, combine to form two binary compounds. In the first compound, 14.0 g of R combines with 3.00 g of Q. In the second compound, 7.00 g of R combines with 4.50 g of Q. Show that these data are in accord with he law of multiple
  44. Essay Evaluation (Writeacher)

    What do you think about what I have written as an introduction? Dpes it require improvisation or revision? What do you suggest? What I have been assigned to write: "In Amy's Tan's "Rules of the Game," we read about generational tug of war. Write an essay
  45. religion, help

    How are newer religions different from older ones? How are they similar? can anyone help me with this one. or help me find a good website for it. I know the basics. older religions have been around longer than the newer ones. the only similarity is that
  46. physics and bicycles

    I have aq uick question about bicycles relating to physics. I hope you can understand this! First (technical question) why don't bikes move backward when you pedal backward? On to the physics. A string is tied to a bike enabling one to pull the pedal from
  47. English

    Hey there, can someone help me translate this part of the text from Oedipus the King written by Sophocles? I need to translate it so other people can understand it. II. 1 Of a truth dark thoughts, yea dark and fell, the augur wise doth arouse in me, Who

  49. statistics

    21. Payne (2001) gave participants a computerized task in which they first see a face and then a picture of either a gun or a tool. The task was to press one button if it was a tool and a different one if it was a gun. Unknown to the participants while
  50. Psychology

    Check my answers, please? If you're an eligible woman in search of Mr. Right, chances are that you're most likely to be impressed by a man's A. thrift and money-management skills. B. age—if he's several years your junior. C. record of steady employment.
  51. Chem

    Ammonium bromide is a crystalline solid that decomposes endothermically when heated. The reaction is NH4Br(s) <===> NH3(g) + HBr(g). When solid ammonium bromide is added to an evacuated flask at 300°C, which change in reaction conditions below will
  52. psycholgy

    Prepare a 1,050 to 1,400-word paper in which you reflect on a challenging experience that you have encountered in either a professional or personal environment that involved significant “thinking through” or reasoning. Be sure to address the following
  53. English

    Can you please tell me if the following sentences are correct? They all refer to Shakespeare's The Merchant of Venice. Thank you. 1) The man who marries Portia will be the one who chooses the correct casket. 2) Shylock is notorious for charging very high
  54. religion

    what are the simularites and differences between jesus and muhammed? Let us know what you come up with, and someone here will be happy to critique your thinking. =) sites for Mohammad and Jesus -
  55. Socials

    How did 'Assiniboia' come into being? How did the arrival of settlers threaten the fur trader's way of life? What was the 'pemmican proclamation'--how did this lead to war? What was the result? Who was George Simpson--what did he do for Rupert's Land? The
  56. Psychology Question

    The color of a bright red apple is/an: 1.intense,physical stimulation of light 2.transduction of the intensity of light 3.psychological property of sensual experience and exists only in the brain 4.physical property present in the apple itself I am
  57. History of Immigration, proof read my essay?

    Hi, I've just finished looking over my rough draft of my essay on the History of Immigration, and was wondering if someone could proof-read it for me. Although I've had a teacher do it and everything, I thought I'd get someone elses help. So I've reached
  58. Generalization essay

    "In this exercise you'll write an essay supporting a generalization you've stated about some topic." Any ideas for generalizations? I have to list 5 and use one. A generic generalization is the most common type. All dogs bite. Here is a good definition.
  59. English

    Thank you for your corrections! I wonder if you could possibly have a look at these other sentences on Defoe's Robinson Crusoe. My doubts concern the words preceding the question marks. Thank you very much for being so cooperative. 1) He attacks them and
  60. MGT

    According to Rue and Byars (2004), “orientation is concerned with introducing the new employee to the organization and the job” (p. 177). On the other hand, “training involves the acquisition of skills, concepts, rules, or attitudes by employees in
  61. Business statistics

    1(a)Let Y have a binomial distribution with parameters n and p. We reject Ho: p=1/2 and accept H1: p>1/2 if Y>=c. Find n and c such that the probability of a Type I error is .10, and P(reject Ho/p=2/3)=.95. (b)What is the probability of a Type II
  62. to dr bob..chemistry

    bottle of wine contains 13.1% ethanol by volume. The density of ethanol (C2H5OH) is 0.789 g/cm3. Calculate the concentration of ethanol in wine in terms of mass percent and molality. mass percent _______% molality ______mol/kg Thanks Responses AP CHEMMMM -
  63. please check my english

    1. Which phrase, in "The Prisoner Who Wore Glasses," best describes Brille? (1 point) easygoing and generous with his friends intelligent, yet shortsighted in his political views intuitive and calculating in his appraisal of others quick­thinking and
  64. English

    Can you please tell me if the word choice is correct? Thank you very much. 1)The play opens with the news that Macbeth has succeeded in defending Scotland from an invasion by the Norwegians. 2) While returning from his victorious battle, Macbeth and his
  65. english

    here are some questions i had to answer for the story "The Other Wife" by Colette (translated by Margaret Crosland) [[it starts with 'for two?' and ends with 'superior women']] please check them all 1. marc seguy insists on sitting in the crowded area of
  66. english composition

    Entertainment Most of us live in a world of stresses and strains, tedium interspersed with hassles. We struggle to pay bills and meet deadlines, all the while trying to decide on an appropriate wedding gift for Eliza and Fred. We say, “It’s a jungle
  67. English1A - Critical Thinking and Writing

    Hi Miss Sue or anyone else. Can you please proofread my essay on Race and Culture? Race and Culture Society plays a big role on race and culture. Whether a person is black or white, Asian or Hispanic, there will always be that someone who attempts to
  68. Punctuation within Sentences—Parentheses

    Punctuation within Sentences Parentheses 1.The police officer checked her rear-view mirror when (she heard the screeching tires. Someone had rear-ended her the night before). The police officer checked her rear-view mirror when she heard the screeching
  69. ELA

    1. Read the following passage from The Cay. “Young bahss,” he said, coming back under the shelter, “mebbe before d’night, a schooner will pass dis way, an’ if dat ’appens, you may drink d’whole kag. Mebbe d’schooner will not pass dis way,
  70. Self-Taught Mathematicians

    Those of us who love math certainly know two basic facts about Mr. Gottfried Wilhelm Leibniz: (1) He and Newton (our calculus guy) did not get along AND (2) Mr. Leibniz was a self-taught mathematician My question is for all tutors here who love math. What
  71. Physics momentum: please check my answers..

    I have a big online test and would really appreciate if you could please check my answers before I submit them (I only have 1 try) Two equivalent masses are attached by a rope that hangs over a pulley. Since the coefficient of friction is less than 1, they
  72. Statistics

    Hi, Could anyone help me please, because I'm not sure with my answer, Thank you so much for your help and value time. Blood samples from 10 persons were sent to each of two labs for cholesterol determination. The measurements are recorded below: Table 1.
  73. statistics

    Hi, Could anyone help me please, because I'm not sure with my answer, Thank you so much for your help and value time. Blood samples from 10 persons were sent to each of two labs for cholesterol determination. The measurements are recorded below: Table 1.
  74. english

    Then he says, slow and scornful: "The idea of you lynching anybody! It's amusing. The idea of you thinking you had pluck enough to lynch a man! Because you're brave enough to tar and feather poor friendless cast-out women that come along here, did that
  75. Chem

    Chloroform, CHCl3, was once used as an anesthetic. In spy movies it is the liquid put in handkerchiefs to render victims unconscious. Its vapor pressure is 197 mmHg at 23 degrees C and 448 mmHg at 45 degrees C. Estimate its a) heat of vaporization b)
  76. Chemistry

    Cyclohexane is composed of 85.6 % C and 14.4% H. when it is mixed in the proper ratio with oxygen, it can be used as an anesthetic. At 755 mmHg, and 25 degrees Celcius, it has a density of 2.05 g/L. what is the molar mass of cyclohexane and its molecular
  77. Sociology

    Evaluate the impact the Sociological theories, Functionalism, Conflict, and Interactionism has by choosing one of the social institution selected from the list below: Social Institutions (choose one) family health-care religion education mass media
  78. Please Check Other Half (Public Speaking)

    6. (TCO9) If you wanted to show the way a university budget was distributed, which type of visual aid would work best? B a pie graph a chart a line graph a drawing 7. (TCO9) How does a speaker benefit from using a visual aid? C Visual aids distract
  79. History Essay

    This project is a 5-10 page double spaced paper in which you will critically analyze, using historical evidence, three major turning points in world history from 1500. Your paper should be divided into three sections each of which is devoted to the
  80. algebra

    could someone explain to me how to do this problem i don't even know how to start. A long-distance phone call costs $1.27 for the first minute and $1.00 for each additional minute or portion thereof. Write an inequality representing the number of minutes a
  81. Statistics

    A Swedish study used 1360 patients who had suffered a stroke. The study randomly assigned 684 patients to receive a placebo treatment and the rest to receive an aspirin treatment. Out of those who received the placebo treatment, 28 died due to heart attack
  82. chemistry

    Select all true statements from the following: a. ) Metals are good conductors of heat and electricity. b. ) Nonmetals generally react by forming covalent bonds (i.e. sharing electrons) or by gaining electrons to form anions. c. ) Halogen atoms have the
  83. Physics- Multiple Choice

    I need help on these 3 questions. 1. The probability that an electron will return to a lower energy level by emitting a photon is called: a. spontaneous emission b. line emission c. the Bohr radius d. the ground state I'm thinking that this one is D. 2.
  84. Chemistry - Bob Pursley

    Posted by Sarah H on Friday, May 23, 2008 at 8:10pm. Hi, please check my work: In an experiment, 23.4 g of FES are added to excess oxygen and 16.5 g of FE2O3 are produced. The balanced equation is: 4FeS = 7O2 --> 2Fe2O3 + 2SO2 Calculate the % yield. My
  85. Math

    How do I figure out the height of a triangle? The height of a triangle is defined as the perpendicular distance from an angle to a side. Now, since this is a right triangle, and depending on how it is situated, the height could be 10" or 12" if you observe
  86. Precalculus

    I'm working on a project and I need some help with figuring out the equations to write. Here is all the information about the project: You and your friends decide to produce your own CD. After searching on the Internet, you find a low-cost CD duplication
  87. English narrative

    Hello and thanks for starting reading this post :) I have written a english narrative that has very very bad grammar and the rest... :D I would be very thankful if you could help me fix that narrative :) Here it is (BTW it is not a real story, I made it up
  88. chem

    Section: Ionization expressions, Weak Bases Using the equilibrium constants listed in your book, arrange the following .1 M aqueous solutions in order of increasing pH. a)NaNO2 b)HCl c)NaF d)Zn(H2O)3(OH)(NO3) Here's what I have so far: a) NaNO2 --> Na+
  89. Math

    All of my life I have gotten a C average in math. I have been trying to set a goal to make above a C in math. I don't know why I have trouble with math. Can someone help me?
  90. math

    all i can say is math stinx dont mess with math. without math, a lot of things wouldn't exist right now...
  91. Chemistry

    Given the following information about xenon normal boiling point = -108 degrees C normal melting point = -112 degrees C triple point = -121 degrees C at 281 mmHg critical point = -16.6 degrees C at 58 atm a) Construct an appropriate phase diagram for xenon
  92. Modern History

    The US legal and political system have been greatly influenced by the the thinkers of the Enlightenment era. What are the impact of at least three Enlightment thinkers on modern times? If you have a specific question about the research you have to do,
  93. English

    How does this poem sound? I told my friends I was no scaredy cat, Not afraid of snakes, nor bears or bats. The said” Oh, well that’s sure to change, When you spend a a night in a house that’s strange.” They dared me to sleep in an abandoned house
  94. thermochemistry

    what is the enthalpy change in kilojoules for the combustion of 1 mol of ethanol, C2H5OH (l), to form gaseous carbon dioxide and gaseous water? use bond energies to calculate your answer. (hint: there is a double bond in carbon dioxide and oxygen) the
  95. Physics

    A wheel has a coonstant rotational acceleration of 3.0 rad/s^2. During a certain 4.0 s interval, it turns through an angle of 120 rad. Assuming that the wheel starts from rest, how long is it in motion at the start of the 4s interval. I just need help in
  96. Chem

    Nitric acid is produced commercially by the Ostwald process, represented by the following equations: 4NH3(g) + 5O2(g) > 4NO(g) + 6H2O(g) 2NO(g) + O2(g) > 2NO2 (g) 3NO2(g) + H2O(l) > 2HNO3(aq) + NO(g) What mass of NH3 must be used to produce
  97. Anatomy-bobpursley

    How do the gas laws (Daltons, Boyles and Henrys)apply to the respiratory processes? Anatomy & Physiology - bobpursley, Wednesday, March 21, 2007 at 11:51am I will be happy to critique your thinking on this. Anatomy & Physiology - Aletha, Wednesday, March
  98. English1A - Critical Thinking and Writing

    Hi Miss Sue could you proofread again? I think we had a misunderstanding on the race and ethnicity part. Maybe I wrote it wrong but see if this makes better sense. Society plays a big role on race and culture. Whether a person is black or white, Asian or
  99. Definition of biological influences

    I need help with the definition of biological influences. I can do the rest of the assignment but if someone can help me with the understanding of biological influences it will help me finish the rest of my assignment. Thank you very much. Think on these:
  100. Economics

    Professor Martin is considering leaving the university and opening a consultant business. His services as a consultant he would be paid $75,000 a year. To open the business professor Martin must convert a house from which he collects rent of $10,000/year