Casey

Newest questions posted by Casey
  1. science

    So a tonicity experiment was performed. - One tube filled with 45% glucose was placed in D.I water, while another tube was filled with 15% NaCl and also placed in DI water. When checked for a change in weight, the weight change for glucose was higher
  2. algebra

    Tatiana left the coffee shop traveling 8 mph. Then, 3 hours later, Laura left traveling the same direction at 20 mph. How long until Laura catches up with Tatiana?
  3. Statistics

    The heights of American women ages 18 to 29 are normally distributed with a mean of 64.3 inches and a standard deviation of 3.8 inches. An American woman in this age bracket is chosen at random. What is the probability that she is less than 70 inches tall?
  4. math

    Which of the following does not always bisect at least one side Midsegment Perpendicular bisector Median Altitude
  5. chemistry

    If 35 mL of H2SO4 is titrated to the equivalent pint with 45 mL of 0.30M NaOH, what is the molarity of the H2SO4 before and after the reaction?
  6. history

    How did Prohibition contribute to the growth of organized crime? by making it easier for bootleggers to branch into other types of illegal activity*** by forcing police to enforce anti-liquor laws by strengthening respect for the law
  7. math

    Will, micah and sue went to dinner. Will paid 1/3 of the dinner bill. Micah and Sue paid in the ratio of 2:5. If Sue paid $6. more than Will, how much did the dinner cost ?
  8. Statistics

    Salaries of 50 college graduates who took a statistics course in college have a​ mean, x of $68,200. Assuming a standard​ deviation, σ​, of $12,279​, construct a 95% confidence interval for estimating the population mean μ.
  9. chemistry

    How would you prepare 1. 100 ml of 0.20 M Ca(OH)2 from 0.50 M Ca(OH)2
  10. chemistry

    Nitrogen gas can be prepared by passing gaseous ammonia over solid copper (II) oxide at high temperature. The other products of the reaction are solid copper and water vapor. If a sample containing 20.3 g of NH3 is reacted with 95.8 g of copper oxide 1.
  11. Physics

    A car uniformly accelerates from 0 to 27.0 m/s. A 68.0-kg passenger experiences a horizontal force of 390.0 N. 1)How much time does it take for the car to reach 27.0 m/s? (Express your answer to three significant figures.) My teacher didn't explain how we
  12. Physics

    1.A block accelerates at 3.1 m/s2 down a plane inclined at an angle 24.0◦. Find μk between the block and the in- clined plane. The acceleration of gravity is 9.81 m/s2 . 2.A 1200 kg car moves along a horizontal road at speed v0 = 20.1 m/s. The road is
  13. Chemistry

    1)Calculate the number of mL of a 0.095 M NaOH solution required to neutralize 25.0 mL of 0.15 M acetic acid solution 2) Calculate the molarity of a sodium hydroxide solution if 22.0 mL of the sodium hydroxide is required to neutralize 0.50 g of KHP.
  14. Chemistry

    1)Calculate the number of mL of a 0.095 M NaOH solution required to neutralize 25.0 mL of 0.15 M acetic acid solution 2) Calculate the molarity of a sodium hydroxide solution if 22.0 mL of the sodium hydroxide is required to neutralize 0.50 g of KHP.
  15. physics

    an arrow is shot vertically upward 2 seconds later it is at a height of 42m (this may not be necesarily its highest point)with what velocity was the arrow shot, how long is the arrow in flight altogether
  16. Algebra 2

    Find three consecutive odd positive integers such that 3 times the sum of all three is 152 less than the product of the first and second integers
  17. Chemistry

    2ZnS + 3O2 -> 2ZnO + 2SO2 If 1000kg of ZnS is oxidised, what amount (in moles) and volume (in litres) of SO2 is produced (assuming that gas is at STP)
  18. English

    The short story "The Whit Knight" it says "on the edge of the forest of life" what does that mean ?
  19. Algebra

    The difference between 2 numbers is 16. Five times the smaller is the same as 8 less than twice the larger. Find the numbers.
  20. Math

    A heat exchanger is bought by a company for $180,000. It is considered to depreciate over 10 years to a scrap value of $10,000. Assuming a linear model for depreciation, write the equation of its value, V (in dollars), when t years have elapsed after the
  21. math

    Find the rate of change between the two points (4, 36) and (8,108) and give the unit of measure. x is measured in square yards. y is measured in dollars. I know how to find the rate of change but I have no idea what they mean by "unit of measure." How do
  22. multiplication

    Place each of the digits 0 through 9, without repetition, in the boxes above. What is the maximum possible sum?
  23. chemistry

    A volume (54.2 L) of gas at 1150 mmHg is subjected to a new pressure of 3450 mmHg, at constant temperature. What volume in liters (L) does the gas now occupy
  24. 8th grade math

    I am in 8th grade math as a sixth grader. I am stuck on one problem. It is this: You are making a necklace that is 9 inches long. You use 6 beads for each inch. what integer is the change in your supply of beads after making the necklace?
  25. Math

    [(64 - 4) - 6] / 6 Is the answer 9 I am not sure and if it is how?
  26. Chemistry

    how would the presence of a white solid in a solution effect the solution's absorbance? it made its absorbance higher, but i'm not too sure why
  27. Algebra

    Factor quadratic expressions: 2x^2 + 9x + 4 10x^2 + 70x + 100 Solve quadratic equations by factoring: 2x^2 + 9x + 4 = 0 Solve by taking square roots: (x - 5)^2 - 81 = 0
  28. Chemistry

    1. Suppose o2, n2 and Ar were placed at 1.00 atm and 273 K in closed containers. A tiny hole is opened in each container, allowing each gas to diffuse into another container filled with neon gas. What is the ratio of the rate of diffusion of nitrogen to
  29. chemistry

    A solution contains 2.0 × 10^–3 M Ba^2+ and 1.0 × 10^–2 M Sc^3+. A source of F^– is slowly added to the solution. Will BaF2 (Ksp = 1.84 × 10^–7) or ScF3 (Ksp = 5.81 × 10^–24) precipitate first? I believe that ScF3 would precipitate first but
  30. Business math

    Compute the difference between the ordinary interest and the exact interest for a loan with a principle amount of $1100 at 12 percent for 120 days. I'm getting $0.60 Can you check my work?
  31. math

    Greg bought four greeting cards,all the same price, and. A package of wrapping paper for $1.79. He spent a total of $5.29. How much was greeting card.
  32. anthropology

    Let's consider the practice known as female genital mutilation that is very common in many African and Middle Eastern cultures. Since these are performed outside of the U.S., our laws don't apply, but there are many people who argue that we should impose
  33. Anthropology

    How would an anthropologist from the U.S. or Europe view any culture's domestic control of women without being biased and condemning?
  34. Anthropology

    I am struggling with these question. I did the other seven. Someone please help me. I need some sleep. Are there universal features in human behavior that leads to conflict? Give examples. What are the formal and informal mechanisms of social control? Give
  35. Anthropology

    First describe how colonization and globalization have affected sociopolitical systems, and then discuss how political systems change. Give examples for each objective
  36. Anthropology

    Is my answer correct. In what ways did the indigenous peoples react to European Colonialism? European Colonialism fundamental decisions affecting the lives of the colonized people implemented by the colonial rulers in pursuit of interests that are often
  37. Project Managment

    What are the different types of communications needed for project stakeholders? How do you determine who gets what and when?
  38. Anthropology

    Indicate what roles kinship play in Confederacies systems
  39. Project Mangament

    How would a structure project teams to improve communications the most in an agile environment?
  40. Project Mangament

    How would a structure project teams to improve communications the most in an agile environment?
  41. Anthropology

    What age grade (age set) do you find in the United States? Are there more than one?
  42. Anthropology

    Ms.Sue can you tell me if this correct and all the information is in here. Let me know if I missing something? I changed the name. The Cangoan relationship is very-powerful. There relationship with each other, it mainly based on trust. The people know
  43. Anthropology

    I need help on this question, I could not this one in the book. In what ways did the indigenous peoples of North America become involved in European trading networks? Did this involvement have any impact on their modes of subsistence
  44. Anthropology

    In what ways did the indigenous peoples react to European Colonialism? European Colonialism fundamental decisions affecting the lives of the colonized people implemented by the colonial rulers in pursuit of interests that are often describe in a distant
  45. Antrolopogy

    How did systems of Spanish landholding and mining affect native peoples? The Spanish had and affected the way the natives lives and work. They was tortured them till they did what the Spaniards wanted history and enchain them. Native peoples later
  46. INTSCIENCE

    The earth can be considered a heat engine because it receives heat from the sun and converts it into mechanical energy to produce winds and evaporate water. True False
  47. int.science

    The earth can be considered a heat engine because it receives heat from the sun and converts it into mechanical energy to produce winds and evaporate water. True False
  48. English

    In American English, a collective noun used as a unit takes _____ verbs and pronouns. singular plural
  49. Int.Science/laws of thermodynamics

    Watch the heat engine animation in the lesson text above. Does this animation illustrate a "new and improved" heat engine? yes no
  50. Int.science

    When a motor is turned on, electrical energy is transformed to mechanical energy plus heat energy. True False
  51. thermodynamics

    The outward evidence for this transformation can be seen only in the mechanical motion of the motor. True False
  52. Int.science/Laws of Thermodynamics

    The outward evidence for this transformation can be seen only in the mechanical motion of the motor. True False
  53. English/concrete nouns

    Select all of the concrete nouns. iron anger faith toolbox perseverance lamb grace tooth I think it's B,C,E, and G
  54. Int.science/Laws of Thermodynamics

    The efficiency of the engines in the two previous problems are the same, comparing the input and output temperatures. True False
  55. int.science gtg in 8 min.

    How much heat is contained in 100 kg of water at 60.0 °C? Be mindful of significant figure rules for both multiplication and addition. 30 kcal 2.10 x 104 kcal 2.40 x 104 kcal 2.77 x 104 kcal
  56. Int.Science

    How much energy is needed to heat and melt 3.0 kg of copper initially at 83°C? Be mindful of significant figure rules for both multiplication and addition. 450 kcal 430 kcal 280 kcal 130 kcal
  57. english

    Select all that apply. Which of the following can function as adjectives? infinitive phrase gerund phrase participial phrase
  58. English

    Select all that apply. Some of the characteristics of a good business letter are _____. accuracy brevity clarity colloquial style A and C?
  59. english

    All of the following items are expressed in the subjunctive except _____. a wish a condition contrary to fact a that clause expressing necessity a statement of fact
  60. statistics

    how do I find the correlation coefficient r? Jesse put the heartbeat and lifespan data into a statistical software program and found the coefficient of determination is 0.45. The value of the correlation coefficient is __________.
  61. statistics

    Tasha examined the correlation between the weight and fuel economy of the 20 top-selling cars. She observed that the coefficient of determination was 62.3%. For this data, the value of the correlation coefficient, r, is __________.
  62. Algebra 1

    Given: 5x - 6y = 0. What is the x-intercept? (0, 0) (-1/5, 0) (0, 1/6) no intercept
  63. Algebra 1

    Given: x + 2y = -6. Solve for y.
  64. Int.science

    An inverse relationship can be represented by: a straight line a bar chart
  65. math

    Given: 3x + y = 1. Solve for y. y = -3x + 1 y = -3x - 1 y = 3x - 1
  66. Int.science

    The rate at which a candle burns in millimeters per minute is: qualitative theoretical quantitative hypothetical
  67. Int.science

    The size of the chosen symbols on a graph may be used to indicate the: location of the data coordinates of the data uncertainty of the data relationship of the variables
  68. World History (Ms. Sue)

    when did camo start being used?
  69. Physics

    A freight train has mass of 1.6 x 107 kg. If the locomotive can exert a constant pull of 760000 N, how long does it take to increase the speed of the train from rest to 79 km/h? Answer in units of min.
  70. Int.science

    Which of the following statements is true? A hypothesis is created at the end of an experiment. The dependent variable is changed by the experimenter. The best hypotheses are written as answers to a question. Observations are often used to form questions
  71. English

    A business letter does not serve as a record of a transaction. True False
  72. English

    Typed or printed letters should always contain _____. a formal salutation a handwritten signature contractions block paragraphs
  73. English

    If a letter is brief, be sure to explain why. True False
  74. history

    where did the lip piercing begin?
  75. history

    Where does the least amount of rain fall in Europe? Portugal Spain England France
  76. history

    What caused the fiords in Scandinavia? earthquakes erosion glaciers floods
  77. history

    Which mountains lie between Spain and France? Rocky Pyrenees Alps Andes
  78. English/ms.sue

    Select the complete subordinate clause (including all modifiers). I aced my test because I remembered to study. I aced my test my test because my test because I remembered to study because I remembered because I remembered to study This sentence does not
  79. English

    Main clauses express a complete thought and appear in _____ sentences. compound complex compound-complex all of the above
  80. ENGLISH SUPER QUICK QUESTION

    Identify the word in italics. This is the dog I was telling you about. demonstrative pronoun indefinite pronoun interrogative pronoun relative pronoun not a pronoun
  81. english

    Identify the italicized phrase in the following sentence. Jolene went to the city to find a new job. adverb adjective noun
  82. english

    A prepositional phrase can function in a sentence as _____. an adverb phrase a noun phrase
  83. math/algebra

    I am having a hard time with math I cant get it. Write each rational number as a terminating decimal. 19/20, 1/8, & 17/5 can you please help!!
  84. US Government

    9. Commissions refer to the bureaucratic bodies that regulate business activities. A) True B) False 10.Staff agencies serve to support and aid the chief executive and other administrators by offering advice and other assistance in management. A) True B)
  85. US Government

    _________ allows States to split their electoral votes to mirror the popular vote within the particular State. A) Direct Popular Election B) The Proportional Plan C) The District Plan D) The National Bonus Plan
  86. US Government

    -------- allows the voters to directly elect the president. A)The District Plan B) Direct Popular Election C) The Proportional Plan D) The National Bonus Plan
  87. US Government

    The Senate is refered to as a continuos body, because not all Senators are up for re-election all at the same time. Instead, 1/3 of all Senators are up for re-election every 2 years. Meaning that about 33 seats are up for election in 2004, 33 different
  88. US Government

    In the beginning of our nation seats were reapportioned after the first three years, but today we reapportion seats in the House every 10 years. A) True B) False
  89. US Government

    Republicans have the most in common with which minor party?
  90. US Government

    Name 3 states that have MORE representatives in Congress than Indiana does.
  91. US Government

    The major television networks' share of viewers was greatly reduced by the growth of A) newspapers B) PBS C) cable television D) political parties
  92. US Government

    True or False. Two interest groups, the League of Women Voters and Common Cause, fight to promote the public interest; in other words, they fight to promote people voting and ethical government.
  93. US Government

    True or False. Public opinion polls are consistent & reliable, and allow one to measure the intensity, stability, and/or relevance of all opinions studied.
  94. US Government

    True or False.If candidates receive federal aid for campaigning, then there is a limit placed on how much of their own money they may spend.
  95. US Government

    Public opinion is crucial in a democracy, for if we are truly a government "for the people, by the people," it is then essential that we know what the people think and want. True or false?
  96. Math

    If the circumference of a circle is 16 meters what is the approximate area of the circle? Use 3 for pi.
  97. vocabulary power unit 5 grade 6

    I am trying to find the meaning of this homework: cicle the letter of the word that is a synonym of the boldfaced word. Can you please help me...PLEASE!!!!
  98. science

    Calculate the amplitude of a wave
  99. math(algebra)

    Sam downloaded four applications for $2.99 each to her cell phone. The remaining applications that Sam purchased cost $1.99 each. If she downloaded x total applications, which of the following equations can be used to find how much Sam spent on cell phone
  100. math

    Last spring Steve joined a health club. The club charges a one-time enrollment fee of $150.00 plus a $25.00 monthly fee. Which of the following best represents the rate of change in this situation?

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