Mariah

Popular questions and responses by Mariah
  1. Math

    John invested his savings in two investment funds. The amount he invested in Fund A was $8000 less than the amount he invested in Fund B. Fund A returned a 4% profit and Fund B returned a 8% profit. How much did he invest in Fund B, if the total profit

    asked on August 24, 2015
  2. Computer Literacy

    1. Which vendor did IBM select to create the operating system for the IBM PC? (A) Microsoft Macintosh DEC Dell 2. Which of the following components was a significant development featured in the Macintosh LISA computer? (A) C Prompt Disk Operating System

    asked on April 21, 2014
  3. Physics

    A contestant in a winter games event pushes a 59.0 kg block of ice across a frozen lake as shown in the figure below. The coefficient of static friction is 0.1 and the coefficient of kinetic friction is 0.03. The block is being pushed at a direction of 23

    asked on February 17, 2015
  4. math

    A mother wants to invest $9,000.00 for her son’s future education. She invents a portion of the money in a bank certificate of deposit (Cd account) which earns 4% and the remainder in a saving bond that earns 7%. If the total interest earned after one

    asked on March 9, 2011
  5. computer literacy

    1. Which of the following options would return a true statement for the sentence: The sky is bluest early in the morning. (A) Sky and blue Sky not morning Sky or dark Sky and evening 2. Famed science fiction writer H. G. Wells once envisioned something to

    asked on April 27, 2014
  6. Algebra

    Mattie Evans drove 250 miles in the same amount of time that it took a turbopropeller plane to travel 1250 miles. The speed of the plane was 200 mph faster than the speed of the car. Find the speed of the plane

    asked on November 6, 2010
  7. Chemistry

    The specific heat capacity of copper is 0.09 cal/g°C. How much energy is needed to flow into a 10-gram sample to change its temperature from 20°C to 21°C?

    asked on July 6, 2016
  8. Physics

    The Asian Silver Carp is an invasive species of fish which has infested a number of American rivers. The disturbance of passing boats has been known to make these fish leap large distances out of the water. One such fish leaps with an initial velocity at

    asked on October 13, 2015
  9. Chemistry 151

    How many moles of chloride ions are in 0.2580 g of aluminum chloride?

    asked on September 23, 2015
  10. math

    which is greater 20 feet or 7 yards

    asked on February 19, 2014
  11. Economics

    6. Show the effect of each of the following events on the market for labor in the computer manufacturing industry. Use graphs. a. Congress buys personal computers for all American college students. Wouldn't the demand curve shift to the right while the

    asked on December 4, 2006
  12. English

    Which choice effectively combines these two sentences? 'The plainer rooms are more sparsely furnished. Their architectural features, furnishings, and decorations are just as true to the periods they represent.' A. The plainer rooms are more sparsely

    asked on July 20, 2018
  13. 5 QUESTIONS PLZ HELP!

    1) which of the following numbers are equivalent to 20%?(Choose all that apply)(only 2) A. o.oo2 B. 1/4 C. 0.20 D. 1/5 2)which of the following numbers are equivalent to 35%?(choose all that apply)(only 2) A. 7/20 B. 6/20 C. 3.5 D. 0.35 3) which of the

    asked on January 25, 2016
  14. Chemistry (Gen Chem 1)

    Assume diameter of a neutral helium atom is 1.40x10^2pm. Suppose that we could line up helium atoms side by side in contact with one another. How many atoms would it take to complete the distance of 6.70cm from end to end?

    asked on February 7, 2015
  15. chemistry

    How many grams of O2 are contained in a 25.0L sample at 5.20 atm and 28.0C?

    asked on November 13, 2014
  16. Economics

    3. Suppose the Clean Springs Water Company has a monopoly on bottled water sales in California. If the price of tap water increases, what is the change in Clean Springs' profit-maximizing level of output, price, and profit? Explain in words and with a

    asked on December 3, 2006
  17. Developmental Psychology

    What are the basic components of a Western funeral rite, and how are other cultures' rites similar and different?

    asked on December 10, 2019
  18. Math

    What is the greatest odd number less than 250 ? Exlplain how you know.

    asked on January 24, 2017
  19. Chemistry

    In the reaction C + O2 → CO2, 18 g of carbon react with oxygen to produce 72 g of carbon dioxide. What mass of oxygen would be needed in the reaction?

    asked on July 14, 2016
  20. sociology

    1. Justice Potter Stewart would most agree with which claim about obscenity? (B) It is easy to concretely determine what obscenity is. People can intuitively understand what obscenity is. Obscenity ought to be allowed so long as no one is harmed. Obscenity

    asked on February 17, 2014
  21. chemistry

    hoose any two temperatures and corresponding vapor pressures in the table given, and use those values to calculate for dichloromethane (in ). () () 263 80.1 273 133.6 283 213.3 293 329.6 303 495.4 313 724.4

    asked on January 20, 2010
  22. Economics

    10. An industry currently has 100 firms, all of which have fixed cost of $16 and average variable cost as follows: Quantity / Average variable cost: (1/$1),(2,$2), (3,$3), (4,$4), (5,$5), and (6,$6) b. The price is currently $10. What is the total quantity

    asked on November 28, 2006
  23. Economics

    1. Your roommate's long hours in chem lab finally paid off--she discovered a secret formula that lets people do an hour's worth of studying in 5 minutes. So far, she's sold 200 doses and faces the following average-total-cost schedule: Q = 199 & ATC = $199

    asked on November 19, 2006
  24. Economics

    The chapter states that the elderly population in the United States is growing more rapidly than the total population. In particular, the number of workers is rising slowly, while the number of retirees is rising quickly. Concerned about the future of

    asked on November 17, 2006
  25. Chemistry

    Given the balanced neutralization equation: H2SO4+2KOH→K2SO4+2H2O How many moles of potassium hydroxide (KOH) are required to neutralize 4.5 mol of sulfuric acid (H2SO4)? Assume that the sulfuric acid completely dissociates in water. 2 mols of KOH = 1

    asked on June 30, 2016
  26. physics

    What is the heat of fusion of silver? what is the heat of vaporization for silver? what is the specific heat of silver? thank you.

    asked on April 10, 2011
  27. Physics 202-help

    If we have just counted 15 seconds between the lightning and thunder, how far away do we predict the center of the thunderstorm to be using the 3 second rule and What was the percent difference between the prediction and the real distance of the

    asked on February 17, 2017
  28. algerba

    Coco has a jar containing pennies and nickles. There is $9.20 worth of coins in the jar. If she could switch the number of pennies with the number of nickles, there would be $26.80 worth of coins in the jar. How many pennies and nickles are in the jar?

    asked on December 1, 2016
  29. Math

    The distance between bills house and his aunt house is 835 miles. About how many miles would he drive if he made. 4 one-wat trips

    asked on November 14, 2016
  30. Chemistry

    All the following are necessary parts of a neutralization reaction except A) an acid B) an indicator C) water D) a salt.

    asked on July 12, 2016
  31. Physics

    a)In the series circuits, what do you notice about the voltage across each resistor compared with the voltage of the battery? (There could be more than one answer) 1.The resistor voltages multiplied together give the battery's voltage 2.The resistor

    asked on May 4, 2016
  32. Physics

    A child and sled with a combined mass of 45.0 kg slide down a frictionless hill. If the sled starts from rest and has a speed of 8.0 m/s at the bottom, what is the height of the hill (include units)?

    asked on December 2, 2015
  33. Physics

    The 3.1 kg box shown below slides with a constant speed down an incline at an angle of θ = 28.0° to the horizontal. What is the coefficient of kinetic friction?

    asked on November 14, 2015
  34. Trigonometry

    Use a sine function to graph a sound wave with a period of 0.004 of a second and an amplitude of 3 cm. Find the frequency in hertz for this sound wave. (Enter only the number.)

    asked on October 1, 2014
  35. Communication

    Question 1. 1. Which of the following guidelines are most correct regarding rules for responding to self-disclosure? (C) Respond back immediately, support the person disclosing, and listen critically. Listen critically, never use the disclosure against the

    asked on September 30, 2014
  36. Reading Book Project

    What are three objects that represent The Maze Runner?

    asked on January 6, 2013
  37. Chemistry

    Calculate the molarity of a 100. mL solution containing 22.3 g of sucrose (C12H22O11)

    asked on September 24, 2012
  38. Physics

    A winning basketball shot in the last second of a game is launched with an initial speed of 12.2 m/s, 68 degrees above horizontal, and at a height of 2 m above the floor. The ball passes through the basketball hoop mounted at 3.05 m above the floor. A.

    asked on March 7, 2012
  39. MATH

    A truck enters a highway driving 60mph. A car enter the highway at the same place 14 minutes later and drives 66mph in the dame direction. From the time the car enters the highway, how long will it take the car to pass th truck?

    asked on March 9, 2011
  40. Math help

    Losing your bags during airline travel is not all that uncommon. Recently, an airline was cited for losing customers' baggage 8% of the time. A test is conducted by randomly selecting 20 customers for that airline and observing whether they had lost their

    asked on December 9, 2010
  41. math

    Solve. 9-9x/4x+8 multiplied by 2x+4/3x+3

    asked on October 31, 2010
  42. Algebra

    Juan is 8 years older than his sister Rosa.One day, Juan tells Rosa he is twice her age, but will only be twice her age for one year.To figure out the ages of Juan and Rosa you must first identify the variables. What are the variables in this problem?

    asked on September 16, 2010
  43. Chemistry

    Calculate the freezing- and boiling-point changes for a solution containing 12.0 g of naphthalene (C10H8) in 50.0 g of benzene.

    asked on May 2, 2010
  44. 7th grade

    WHAT DOES CONTRASTING ELEMENTS MEAN?

    asked on October 9, 2008
  45. chemistry

    A mixture of 1.441 g of H2 and 70.24 g of Br2 is heated in a 2.00-L vessel at 700 K. These substances react as follows. H2(g) + Br2(g) arrow 2 HBr(g) At equilibrium the vessel is found to contain 0.627 g of H2. calculate their equilibrium concentrations

    asked on January 22, 2013
  46. Economic

    Suppose that labor is the only input used by a perfectly competitive firm that can hire workers for $50 per day. The firm’s production function is as follows: Days of Labor/Units of Output: 0/0, 1/7, 2/13, 3/19, 4/25, 5/28, 6/29, 7/29 c. Compute the

    asked on December 4, 2006
  47. Economic

    How is income distribution affected in monopolies? The market for fertilizer is perfectly competitive. Firms in the market are producing output, but they are currently making economic losses. a. How does the price of fertilizer compare to the average total

    asked on November 26, 2006
  48. Music

    Did the Phantom of the Opera have a traditional orchestra without amplification? I thought that the Phantom of the Opera didn't ave a traditional orchestra without amplification is this correct? Did the Phantom of the Opera used successfully opera voices

    asked on November 25, 2006
  49. Economics

    Consider total cost and total revenue given in the following: (Quantity/Total Cost/Total Revenue): (0/8/0), (1/9/8), (2/10/16), (3/11/24), (4/13/32), (5/19/40), (6/27/48), (7/37/56) Can you tell whether this firm is in a competitive industry? If so, can

    asked on November 23, 2006
  50. Math

    9th term for A(n) = -14 + (n - 1)(2)

    asked on March 24, 2020
  51. Social Studies

    PLEASE HELP NOW! 20 POINTS Place these events in order by writing a number in the box to the right of each event. 1 should be the event that happened first, with 4 being the event that happened last. The Muslim-ruled Delhi sultanate was established Turkik

    asked on February 27, 2020
  52. math

    how much would you pay for 14.2 gallons of gas that cost $2.08 gallon

    asked on May 8, 2019
  53. Math

    The area of a square floor on a scale drawing is 36 square centimeters, and the scale drawing is 1 centimeter: 5 ft. What is the area of the actual floor? What is the ratio of the area in the drawing to the actual area?

    asked on February 19, 2019
  54. math

    Suppose c and d vary inversely, and d = 2 when c = 17.

    asked on October 23, 2018
  55. math

    a triangle has one side that lies along the line y=1/4x and another that lies along the line y=(-1/4)x. which of the following points could be a vertex of the triangle? a. (4,4) b. (0,0) c. (-4,-2) d. (1,8)

    asked on August 14, 2018
  56. Math

    Which of the following is the BEST illustration of congruence? A. a pair of shoes B. two dinner plates from the same set of dishes C. any two tables D. a slide and its projection on a screen is a the correct answer?

    asked on July 24, 2018
  57. English/science

    Does it make sense to say the stratosphere is the limit? My group is working on a story for our weather balloon that we're gonna launch next week

    asked on May 4, 2018
  58. English

    What's another way to say: Now, the initiative has expanded its mission? Been thinking for a while, and nothing is popping up..

    asked on February 28, 2018
  59. Social Studies

    Explain the impact of multiculturalism on Canada.

    asked on October 13, 2017
  60. Statistics

    Consider a t distribution with 30 degrees of freedom. Compute P(t "greater than or equal to" -1.50). Round your answer to at least three decimal places. Consider a t distribution with 6 degrees of freedom. Find the value of c such that P(-c

    asked on March 17, 2017
  61. math

    A relief package is released from a helicopter at 1600 feet. The height of the package can be modeled by the equation h(t)= -16t^2+1600 where h is the height of the package in feet and t is the time in seconds. The pilot wants to know how long it will take

    asked on August 2, 2016
  62. Chemistry

    What is theoretical yield in grams of CO2 formed from reaction of 3.12g CS2 and 1.88g O2?

    asked on July 8, 2016
  63. Chemistry

    Balance both the atoms and charges of the following chemical equation: Ce4+ + S2 −→ Ce3+ + S This is what I came up with: 3Ce4+ + S2 −→ 4Ce3+ + 2S

    asked on July 1, 2016
  64. Social Studies

    Which of the following most contributed to the rise of Sumer? A. Farming** B. Military Power C. Isolated location D. Trade You are a young woman in Saudi Arabia. Which of these should you not plan to do? A. Apply for a job outside the home** B. Take a test

    asked on February 18, 2016
  65. Math

    Company A charges $11 per month plus $0.05 per minute, while company B charges $0.15 per minute with no monthly charge. For how many minutes will the monthly cost be the same??

    asked on February 10, 2016
  66. Science

    can you help me in mater and energy

    asked on January 13, 2016
  67. Physics

    A boulder is raised above the ground so that the ground is 200j . Then it is dropped. What is its kinetic energy before it hits the ground?

    asked on January 12, 2016
  68. Physics

    A 91 kg man stands on a spring scale in an elevator. Starting from rest, the eleva- tor ascends, attaining its maximum speed of 1.7 m/s in 1.07 s. It travels with this constant speed for the next 5 s, undergoes a uniform negative acceleration for 1.67 s,

    asked on January 11, 2016
  69. Physics

    Include units with all of your answers. A 1.84 kg bucket full of water is attached to a 0.76 m long string. a. If you swing the bucket in a vertical circle, what is the minimum speed you must swing it so the water does not fall out at the top of the

    asked on January 11, 2016
  70. Lafayette

    How do you model 624 without using tens

    asked on December 16, 2015
  71. Physics

    A cargo plane is moving with a horizontal velocity of vx = +223 m/s at a height of y = 980 m above level ground as shown in the figure below when it releases a package. Ignoring air resistance, how much time will it take the package to reach the ground?

    asked on October 13, 2015
  72. Physics

    The place kicker on a football team kicks a ball from ground level with an initial speed of 22.40 m/s at an angle of 15.0° above the horizontal. How far does the ball travel in the x-direction before it lands on the ground again? You may neglect air

    asked on October 13, 2015
  73. Basic Dressmaking Processes

    1. In order to produce a professional-looking garment, pressing should be done A. at each process. B. only when the garment is complete. C. just on the right side of the fabric. D. quickly and with a light touch. 2. A wooden clapper is used to A. hold an

    asked on August 20, 2015
  74. math

    at a park 96 brown bag lunches were given out in thirty minutes if 29 bags remain and x represents the starting number of brown bag lunches which equation could be used to determine the value of x

    asked on July 8, 2015
  75. math

    is the area of ANY triangle 1/2 b x h ?

    asked on May 16, 2015
  76. math

    Warren measured a recentangular window to find Out how much plastic he would need to cover it.The window measured 5ft 6 inches by2ft9inches.about how many square inches of plastics does Warren need to cover the window?

    asked on April 20, 2015
  77. math

    Between 6a.m.and 10a.m.the temperature rose by 5°f.between 10a.m.and 2p.m.the temperature rose by 6°f.between 2p.m.and 6p.m.the temperature rose by 0°c.would you be able to tell how much the temperature rose since 6a.m?

    asked on April 20, 2015
  78. Math

    the perimeter if a rectangle is 42 centimeters. the lenght of a rectangle can be represented by (x+4), and its width acn be represented by (2x-7). what are the dimensions of this rectangle in centimeters?

    asked on March 29, 2015
  79. Chemistry 2

    The equilibrium constant, Kc, for the following reaction is 1.54E-2 at 643 K. 2HI(g) H2(g) + I2(g) When a sufficiently large sample of HI(g) is introduced into an evacuated vessel at 643 K, the equilibrium concentration of I2(g) is found to be 0.351 M.

    asked on March 21, 2015
  80. Chemistry 2

    The equilibrium constant, Kc, for the following reaction is 1.54E-2 at 643 K. 2HI(g) H2(g) + I2(g) When a sufficiently large sample of HI(g) is introduced into an evacuated vessel at 643 K, the equilibrium concentration of I2(g) is found to be 0.351 M.

    asked on March 21, 2015
  81. Tulane University

    Frank and Oswalt report a molar absorptivity of 4700 L mol^-1 cm^-1 for thiocyanatoiron(lll) ion. What absorbance would you expect for a soloution that it 1.0e-4 M in thiocyanatorion(lll) ion, if the path length is 1.00 cm?

    asked on March 6, 2015
  82. English

    Which poetic line contains both paradox and consonance? One summer day, all day I drove it hard How long it might last, how young it might be Ay, look, and he'll smile thy gloom away At least to know the worst is sweet

    asked on January 12, 2015
  83. chemistry

    A 0.248 M ZnCO3 solution is made from 21.4 g of solute? What is the volume of the solution?

    asked on January 12, 2015
  84. Math

    The inflection point of the curve y = x4 − 8x3 + 24x2 + 7x − 3 is? So I got (1,21) I was wondering if this is correct because sometimes I will be doing something completely wrong and not even realize it.

    asked on November 16, 2014
  85. physics

    A bush baby, an African primate, is capable of leaping vertically to the remarkable height of 2.3 m. To jump this high, the bush baby accelerates over a distance of 0.14m while extending the legs. The acceleration during the jump is approximately constant.

    asked on October 9, 2014
  86. physics

    Heather and Jerry are standing on a bridge 53m above a river. Heather throws a rock straight down with a speed of 12m/s . Jerry, at exactly the same instant of time, throws a rock straight up with the same speed. Ignore air resistance. How much time

    asked on October 9, 2014
  87. Trigonometry

    The depth d in feet of the water in a bay at is given by d(t) = 3/2 sin (5πt/31) + 23 where t is time. Graph the depth of the water as a function of time. What is the maximum depth of the water to the nearest tenth of a foot? (Enter only the number.)

    asked on October 2, 2014
  88. Trigonometry

    A little confused on this one... Find the amplitude and the period of h(x) = 1/2 cos (-πx).

    asked on October 1, 2014
  89. Trigonometry

    Identify the amplitude and the period of the function c(x) = 3cos (x + π).

    asked on October 1, 2014
  90. Trigonometry

    Solve for θ in the equation cos θ = -0.181 when 180º < θ < 360º. Round your answer to the nearest tenth of a degree.

    asked on September 30, 2014
  91. Trigonometry

    A painter wants to lean a 30-foot ladder against a wall. Safety guidelines recommend that the distance between the base of the ladder and the wall should be 1/4 of the length of the ladder. To the nearest degree, what acute angle should the ladder make

    asked on September 30, 2014
  92. algebra

    1. Kevin ran 3 miles less than Steve ran. The sum of their distances is 21 miles. How far did Steve run? The domain of the solution is {0, 10.5, 12, 18}.

    asked on August 30, 2014
  93. geometry

    if a polygon has a volume of 19 cm and is dilated by a factor 3\2 , what will be the volume of the dilated polygon

    asked on August 4, 2014
  94. Computer Literacy

    2. Which of the following components was a significant development featured in the Macintosh LISA computer? (C) C Prompt Disk Operating System Graphical User Interface) Memory 4. Which is NOT a function associated with a motherboard? (D) Expansion slot

    asked on April 21, 2014
  95. Biology

    The purines in DNA are A.thymine and cytosine B.thymine and guanine C.adenine and guanine D.adenine and cytosine

    asked on April 1, 2014
  96. math

    how much greater is 5 miles than 8,ooo

    asked on February 19, 2014
  97. Volumes of pyramids and cones

    Find the missing dimensions. Rectangular pyramid. L=8m, w=4.6m, v=88m3

    asked on February 19, 2014
  98. Science

    how do you draw a bohr diagram of a atom and a ion and how are they different????

    asked on February 12, 2014
  99. Criminology Statistics

    A given distribution has a mean of 60. A score of 75 had a corresponding z of +2.00. The standard deviation is

    asked on March 1, 2013
  100. science

    What diseases can ultrasounds detect and how? thank you

    asked on January 19, 2012

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