sue

Most popular questions and responses by sue
  1. Chemistry

    According to the quantum-mechanical model for the hydrogen atom, which of the following transitions would produce light with longer wavelength: 3p to 2s or 4p to 2s? A) The 3p to 2s transition would produce light with longer wavelength. B) The 4p to 2s

    asked on October 22, 2016
  2. Intro to computer

    you want ghost your network's computers with a fresh desktop that features Windows 8, as your computer currently using windows 7. You will use Norton Ghost to do this. What source will Norton Ghost utilize to install Windows A. The ISO installation file

    asked on June 2, 2014
  3. Alegra II

    Why isn't a snowman very smart?

    asked on February 10, 2009
  4. Math

    Suzanne wants to put a fence around her square garden. If the garden covers an area of 64 ft2, how many feet of fencing does she need?

    asked on February 28, 2011
  5. Chemistry

    Complete and balance the following equation. If no reaction occurs, write noreaction . NaOH(aq)+FeBr3(aq)→

    asked on October 8, 2016
  6. English

    "The night was gone. The morning star was shining in the sky. I too had become a completely different person. The student of the Talmud, the child that I was, had been consumed in the flames. There remained only a shape that looked like me. A dark flame

    asked on April 16, 2015
  7. chemistry

    If 20 grams of zinc reacts with hydrochloric acid, how much zinc chloride is produced?

    asked on October 19, 2016
  8. intro to computer

    Search: Your boss is very skeptical about the idea of storing his files up in the cloud rather than on a local storage drive. He asks you to give him the various advantages of cloud storage. Which of the selections below would not be a reason you give him?

    asked on June 12, 2014
  9. science

    A student mixed 1.5g of CaO with 2.5M HNO3. How many moles of CaO were reacted

    asked on December 22, 2015
  10. statistics

    Find the Z-score that separate the middle 63% of the distribution from the area in the tails of the standard normal distribution

    asked on April 19, 2015
  11. Math (Geometry)

    what is the exterior angle sum of a 500 gon? I got .72 but I'm not sure if this is right, help would be very grateful :)

    asked on April 16, 2016
  12. Geometry (check my work)

    A scoop of ice cream shape like a sphere with a diameter of 6 cm is placed on an ice cream cone the has a diameter of 5 cm and a height of 9 cm, show that the cone is or is not big enough to hold all of the ice cream when it melts ? Answer- I said the cone

    asked on May 3, 2016
  13. chem

    Assume that you have 1.41mol of H2 and 3.50mol of N2. How many grams of ammonia (NH3) can you make, and how many grams of which reactant will be left over? 3H2+N2→2NH3

    asked on September 21, 2013
  14. American History

    Compare and Contrast American Expansion in the late 1800's with the expansion in the 1900's. (How the expansion efforts were the same and how they were different.) During the expansion of the late 1800's and early 1900's shared similarities in that the

    asked on June 10, 2016
  15. maths

    A can is 12cm high and diameter 8cm. Using the formula v =TT how much liquid is in the can

    asked on June 16, 2015
  16. college physics

    an airplane starts from rest and accelerates at a constant 3.00m/s2 for 30.0s before leaving the ground. a). how far did it move? b). how fast was the airplane going when it took off?

    asked on March 29, 2013
  17. chemistry

    Which of the following substances can act as a Bronsted acid in aqueous solution? (Select all that apply.) C3H8 NH41+ HCl H2 H2O H2CO3 PH3 Which of the following substances can act as a Bronsted base in aqueous solution? (Select all that apply.) PH3 PH41+

    asked on April 27, 2010
  18. Earth science

    A scientist wants to determine the age of a rock. The rock contains an index fossil and an ancient relative of a living organism. Which is more useful for dating the rock, and why? Answer: an ancient relative of a living organism would be more useful for

    asked on February 17, 2016
  19. English II

    1. Explain the difference between a mystery and a legend. 2. Create a list of at least five (5) of these proven and unproven beliefs about your chosen event. 3. Explain why each of the items in the list are proven or unproven. 1. A mystery is something

    asked on August 16, 2016
  20. statistics

    If you flip a coin three times, the possible outcomes are HHH, HHT, HTH, HTT, THH, THT, TTH, TTT. What is the probability of getting at least two tails? A. 1/2 B. 2/3 C. 3/4 D. 4/9 mY ANSWER IS A

    asked on April 18, 2015
  21. math

    Jody checked the temperature 12 times on Monday, and the last digit of the temperature was odd six times more than it was even. On Tuesday, she checked it 18 times and the last digit was odd eight times more than it was even. Determine which series is

    asked on April 17, 2015
  22. Chemistry

    The blank solution used to calibrate the spectrophotometer is 10.0mL of 0.2M Fe(NO3)3 diluted to 25.0mL with 0.1M HNO3. Why is this solution preferred to simply using de-ionized water for the calibration?

    asked on March 12, 2011
  23. english

    What are the rhetorical components of the allegory Animal Farm Answer: The rhetorical components of this allegory consist of ethos, which deals with beliefs, morals, and credibility. Another rhetorical components deals with logos which can be seen in the

    asked on May 5, 2018
  24. Math

    Alex is making 12 pennants for the school fair. The pattern he is using to make the pennants is shown in the figure. The fabric for the pennants costs $1.25 per square foot. How much will it cost Alex to make 12 pennants?

    asked on January 24, 2018
  25. algebra 2

    A model rocket is launched with an initial upward velocity of 164 / ft s . The rocket's height h (in feet) after t seconds is given by the following. = h − 164 t 16 t 2 Find all values of t for which the rocket's height is 92 feet. Round your answer(s)

    asked on May 22, 2018
  26. Social Studies

    Why do nautical charts have two compass roses on them?

    asked on October 2, 2015
  27. precal

    are there solutions to x^3+27i=0 is so what are they?

    asked on December 30, 2010
  28. Business communication

    I have to revise these sentences as if speaking to a 10th grade level in education. Can you tell me if these are correct: 1. We must terminate all deficit financing. Revision: We need to end all debts. 2. We must endeavor to correct this problem by

    asked on March 5, 2012
  29. Trig

    Find two values of theta that satisfy the equation. give your answers in degrees (0degrees

    asked on May 19, 2012
  30. Earth Science

    why didn't the early geologic time scale include the number of years ago that events happened?

    asked on February 19, 2016
  31. physics

    A child with a mass of 46 kg is riding on a merry-go-round. If the child has a speed of 3 m/s and is located 2.2 m from the center of the merry-go-round, what is the child's angular momentum? ____kg·m2/s

    asked on October 27, 2016
  32. Geometry

    1. Why are points and lines hard to define? A point you can't move at all, a line you can only move back and forth in the same direction. Does drawing a point or a line accurately illustrate its characteristics? 2. What do we mean when we say a point

    asked on October 6, 2015
  33. world history

    At the Yalta Conference, what was the promise that Stalin had made at the conference that he quickly broke once the war ended?

    asked on May 4, 2008
  34. chem--please help me!!

    when a 25.0 mL sample of an unknown acid was titrated with a 0.100 M NaOH solution. Determine Ka for the unknown acid. Volume NaOH = 12.5 mL; pH=3.80 please help me explain in details!!!

    asked on October 30, 2010
  35. Algebra

    The surface area of a cube can be found using the formula A = 6s^2 where A represents the surface area of the cube and s represents the length of one edge. My teacher wants me to draw a cube that has a length of at least 5 inches. She also wants to know

    asked on October 12, 2014
  36. Physics

    A coach is hitting pop flies to the outfielders. If the baseball (mass=145 g) stays in contact with the bat for 0.04 s and leaves the bat with a speed of 79 m/s, what is the average force actions on the ball?

    asked on October 18, 2016
  37. Chemistry

    Draw the skeletal structure for (CH3)3CCH2COOCH3

    asked on June 2, 2010
  38. Math

    At a sale, all clothing was marked down 15%. Beth bought a blouse originally priced at $10.95 and a scarf for $8.85. What was the amount discounted on her purchase?

    asked on July 16, 2019
  39. math 116

    What is the difference between domain and range? The domain of a function is the set of all values for the independent variable (in the following example, that's the x) for which the function is defined. That is, if you have a function such as f(x) = 1/x

    asked on January 7, 2010
  40. chemistry

    What are the Kilojoules needed to melt 24.0g of ice at O degrees C, warm the liquid to 100 degree C and change it to steam at 100 degree C? Thank you,

    asked on September 11, 2011
  41. Chem

    What are the Kilojoules needed to melt 24.0g of ice at O degrees C, warm the liquid to 100 degree C and change it to steam at 100 degree C?

    asked on September 10, 2011
  42. physics

    A tennis player aims to serve the ball horizontally when their racquet is 2.5 m above the ground. The distance from the player to the net is 15.0 m and the net is 0.9 m high (a) What is the minimum speed with which the ball must leave the racquet if it is

    asked on September 27, 2010
  43. American History

    how does the foreign oil situation affect Americans today? Oil dependency is a huge issue in today's world. Between oil fracking destroying our environment, creating earthquakes, and oil spills destroying our oceans and potential drinking water, i feel oil

    asked on July 21, 2016
  44. Chemistry

    Approximately how much water should be added to 10.0 mL of 12.0 M HCl so that it has the same pH as .90 M acetic acid(Ka= 1.8 x 10^-5)?

    asked on March 13, 2011
  45. algebra 1

    A rectangular field is enclosed by 360 feet of fencing. What is the length, in feet, of the field if its length is 6 feet more than its width?

    asked on December 10, 2015
  46. Algebra

    Nico is saving money for his college education. He invests some money at 8% and $1400 less then the amount at 7%. The investments produced a total of $217 interst in one yeat. How much did he knvest at each rate? So far I have 0.08 (1400)(0.07)

    asked on January 17, 2017
  47. Math

    You purchase a life insurance premium for​ $250 annually. The probability of a claim is 0.001 for your age bracket. The policy is worth​ $50,000. What is your​ gain/loss that​ year?

    asked on March 26, 2017
  48. Math

    When buying gasoline, you notice that 14 gallons of gasoline is approximately the same as 53 liters. Use this information to find a linear model that relates gallons to liters. Then use the model to find the number of liters in 25 gallons. Round your

    asked on October 2, 2014
  49. Physics

    A block with mass M = 5.00 kg rests on a frictionless table and is attached by a horizontal spring (k = 130 N/m) to a wall. A second block, of mass m = 1.25 kg rests on top of M. The blocks are displaced by 10 cm then released. If the coefficient of static

    asked on May 27, 2014
  50. english

    In Germany they came first for the Communists, and I didn't speak up because I wasn't a Communist. Then they came for the Jews, and I didn't speak up because I wasn't a Jew. Then they came for the trade unionists, and I didn't speak up because I wasn't a

    asked on May 5, 2018
  51. Math

    420,983 +39,932 Estimate then find the sum

    asked on August 29, 2013
  52. Pre-Algebra

    List three different ways to write 511 as the product of two powers

    asked on May 25, 2017
  53. American History

    what are the biggest challenges facing the average American citizen today? I feel that the biggest challenges facing the average American today include lack of jobs, state of our economy, terrorism, and gun violence. Unfortunately in America today wages

    asked on July 26, 2016
  54. physics

    A child with a mass of 46 kg is riding on a merry-go-round. If the child has a speed of 3 m/s and is located 2.2 m from the center of the merry-go-round, what is the child's angular momentum? ____kg2/s

    asked on October 28, 2016
  55. Math

    Carl has three lengths of cable,5/6 yard long,1/4 yard long and 2/3 yard long.he needs at least one yard of cable. Which two pieces together Make a k Length at least 1 yard and closest to one yard

    asked on January 31, 2013
  56. science

    Need help distinguishing between applied science and basic science. would like your thoughts on my examples Applied science would be research, using rats, to see how rewards affect learning Basic science would be like a seminar with community leaders to

    asked on October 23, 2018
  57. design

    In an effort to promote a better understanding of what design is and how to discuss it, your firm is having a weekly series of meetings. Within your first week, please find a design to include in your presentation that is different than the material you

    asked on November 15, 2008
  58. english

    In Germany they came first for the Communists, and I didn't speak up because I wasn't a Communist. Then they came for the Jews, and I didn't speak up because I wasn't a Jew. Then they came for the trade unionists, and I didn't speak up because I wasn't a

    asked on May 5, 2018
  59. Algebra

    The velocity of a ball thrown in the air is 72ft Per second. The height of the ball after t seconds Is represented by the equation H = 72ft t - 62t^2. Describe the dependent variable, the domain and range. Honestly I have to say I am lost 72 + 72ft - 256 =

    asked on October 12, 2014
  60. Science

    Can someone tell me how to figure this out. Fido weighs 120N & carries Trixie who weighs 40N on her back. The support force on fidos feet is. 160n - 40n - 120n -more than 160n

    asked on August 27, 2012
  61. English 4

    In the story Animal Farm how is the use of allegory as a rhetorical device different from simply laying out a non-fictional account, or an historical or statistical analysis of the period and the rise of the Communist Party? I would like an analysis of

    asked on May 6, 2018
  62. Science

    A pendulum is made with a bowling ball as the bob and a wire attached to the ceiling, as shown in the illustration below. The person in the illustration pulls the bowling ball back until it touches his nose, then releases the bowling ball. Assume that he

    asked on February 28, 2017
  63. chemistry

    A mixture of CaCO3 and MgCO3 weighing 7.85 g was reacted with excess HCL. The reactions are CaCO3+2HCL=CaCl2+H2O+CO2 and MgCO3+2HCl=MgCl2+H2O+CO2. The sample reacted completely to produce 1.94 L CO2 at 25 degrees C and 785 torr. Calculate the percentage of

    asked on October 17, 2010
  64. Social Studies

    Which factor best explains the climate distribution of northern Brazil? Being located at tropical latitudes The affects of the flow of cool ocean currents Distance from the continental shelf Elevation above sea level

    asked on October 22, 2014
  65. Math

    Write two unit rates relating meters and kilometers.

    asked on March 9, 2013
  66. history

    Compare and Contrast American Expansion in the late 1800's with the expansion in the 1900's. (How the expansion efforts were the same and how they were different.) During the expansion of the late 1800's and early 1900's shared similarities in that the

    asked on June 10, 2016
  67. physic

    an empty rubber balloon has 0.0120 kg it filled of helium. the density of helium is 0.179 kg/m^3 of and the radius of the balloon is 0.500 what is the buoyant force over the balloon

    asked on December 5, 2015
  68. college physics

    a woman driving at a speed of 23 m/s sees a deer on the road ahead and applies the brakes when she is 210m from the deer. if the deer does not move and the car stops right before it hits the deer, what is the acceleration provided by the car's brakes?

    asked on March 29, 2013
  69. us history

    Why did nonviolence prove to be a successful strategy for confronting segregation?

    asked on April 4, 2012
  70. Math

    The ratio of the number of boys to the number of girls in a theater is 7:9. There are 12 More girls than boys in the theater. How many children are in the theater?

    asked on November 17, 2016
  71. Earth science

    Why didn't the early geologic time scale include the number of years ago that events happened?

    asked on February 19, 2016
  72. physics

    A variable-speed drill, initially turning at 150 rpm, speeds up to 1300 rpm in a time interval of 1.0 s. What is its average rotational acceleration? ----rpm/s2

    asked on November 1, 2016
  73. Chemistry

    Consider the following reactants. Which produces a gas? 1. NH4Cl(aq) + AgNO3(aq) → 2. Na2CO3(aq) + BaCl2(aq) → 3. Na2S(aq) + HCl(aq) → 4. All of these would produce a gas.

    asked on October 5, 2016
  74. main idea

    The main conclusion you can draw from this paragraph is that A. because of the greenhouse effect, plants on Earth should thrive. B. a greenhouse helps plants to grow faster. C. the atmosphere keeps Earth warm D. in a greenhouse, the Sun's heat is trapped

    asked on May 18, 2014
  75. physics

    The flywheel of a steam engine begins to rotate from rest with a constant angular acceleration of 1.45 rad/s2. It accelerates for 29.5 s, then maintains a constant angular velocity. Calculate the total angle through which the wheel has turned 63.7 s after

    asked on September 22, 2013
  76. econ

    The unemployment rate is determined by individuals filing for unemployment assistance from the government or other similar programs, such as disability. If 2 million of those individuals decided to stop looking for work, they would necessarily stop filing

    asked on June 21, 2019
  77. algebra

    Calvin mixes candy that sells for $2.00 per pound with candy that costs $3.60 per pound to make 50 pounds of cancdy selling for $2.16 per pound. How many pounds of each kind of candy did he use in the mix? I cannot figure out the other equation.

    asked on October 8, 2014
  78. Math

    The cost of 2 televisions and 3 DVD players is $1,421. The cost of 1DVD player is half the cost of 1 television. What is the cost of 1 television?

    asked on December 10, 2012
  79. Science

    Describe ozone creation and loss in the ozone layer. Does one occur more than the other?

    asked on March 2, 2016
  80. home school and community

    Describe three issues related to role confusion that a teacher may feel or may communicate.

    asked on June 10, 2011
  81. American History

    Describe the impact of the social changes of the 1960's on today's culture in America? Female activists demanded more rights for women, whose role in society began to change. Today women are head of big company's. The birth control pill and other

    asked on July 19, 2016
  82. American History

    How did the policies set forth by President Johnson's administration affect our country's economy today? Explain. The policy to continue the war in Vietnam by Lyndon Johnson strengthened the military Industrial Complex that is costing taxpayer Billions

    asked on July 19, 2016
  83. Statistics

    The heights of young women are approximately normally distributed with a mean of 64.5 inches and a standard deviation of 2.5 inches. Determine the following: what percent of young women would be acceptable as members if being a member required a height of

    asked on March 3, 2013
  84. Science

    check answer please. An object is pulled with 3 forces: 1 at 20n to the right another at 40n to the right and the third at 30n to the left. The net force is 30n to right

    asked on August 27, 2012
  85. Earth Science (check answers)

    Describe the importance of maintaining the ocean ecosystem. It is important to maintain because the ocean ecosystems because it provides reefs that support a complex ecosystem of ocean organisms that live and help each other to survive. Virtually every

    asked on March 17, 2016
  86. Physic

    A river 1.00 mile wide flows with a constant speed of 1.00 mi/h. A woman leaves from a point on the river bank. The woman rows a boat 1.00 mi directly upstream and returns to the starting point. Her speed in still water is 2.00 mi/h. The travel time for

    asked on February 8, 2016
  87. chemistry

    if 25.0g of O2 gas has a temperature of 400k and a pressure of 610 mm Hg, what is its volume?

    asked on July 20, 2012
  88. Chemistry

    The heat capacity of liquid water is 4.18 J/g·°C and the heat of vaporization is 40.7 kJ/mol. How many kilojoules of heat must be provided to convert 1.00 g of liquid water at 67°C into 1.00 g of steam at 100°C?

    asked on November 13, 2011
  89. math

    The result of an exam score for a given class is normally distributed. If the mean score is 85 points and the standard deviation is equal to 20 points, find the cutoff passing grade such that 83.4% of those taking the test will pass.

    asked on July 27, 2017
  90. Need help with projection map

    Which map projection is most useful for navigation, especially near the equator. Explain The map projection that is most useful for navigation would be the Mercator Projection because near the equator the shapes and sizes of features are correct.

    asked on October 2, 2015
  91. Math

    Suppose that you have $ 5,000 to invest. Which investment yields the greater return over 9 ​years: 8.75​% compounded continuously or 8.9​% compounded semiannually? . A) $ 5,000 invested at 8.9​% compounded semiannually over 9 years yields the

    asked on December 2, 2018
  92. science

    why didn't the early geologic time scale include the number of years ago that events happened?

    asked on February 19, 2016
  93. Science

    Why are sedimentary rocks more useful than metamorphic or igneous rocks in establishing the relative ages of rock?

    asked on February 19, 2016
  94. Science

    At the end of 2 seconds of free fall an object released from rest will have a speed of A. 5m/s B 10m/s C 15m/s D none of the above

    asked on August 27, 2012
  95. MTH233/statistics UOP

    A car company says that the mean gas mileage for its luxury sedan is at least 21 miles per gallon. You believe the claim is incorrect and find that a random sample of five cars has a mean gas mileage of 19 miles per gallon and a standard deviation of 4

    asked on July 27, 2010
  96. Physics

    All freshmen at Roseville High School are required to play exactly one sport. The table below shows all the available sports and the number of the freshmen that signed up for each one. What percent of the freshman class signed up for either baseball or

    asked on December 2, 2018
  97. math

    A salesman working at a furniture store receives a monthly base salary plus a commission of $100 for each $1000 of furniture sales. If the value of furniture sold is $5000 he receives a monthly salary of $2300. How much is his monthly salary if the value

    asked on October 30, 2017
  98. chemistry help

    the rate constant (k) for a reaction was measured as a function of temperature. A plot of In k versus 1/T (in K ) is linear and has a slope of -1.01 x 10^4 K. Calculate the activation energy for the reaction. i don't know how to solve it???

    asked on January 31, 2011
  99. english

    Do you think that Orwell's use of allegory rhetorically is successful? Answer:a. I think that Orwell’s use of allegory rhetorically is successful because Animal Farm is a figurative representation of the Russian Revolution depicting what went wrong when

    asked on May 4, 2018
  100. physics

    What is the rotational speed of the hour hand on a clock? -----rev/s

    asked on November 1, 2016

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