Abigail

Most popular questions and responses by Abigail
  1. Calculus

    A 0.2 ml dose of a drug is injected into a patient steadily for 0.75 seconds. At the end of this time, the quantity, Q, of the drug in the body starts to decay exponentially at a continuous rate of 0.2 percent per second. Using formulas, express Q as a

    asked on February 6, 2011
  2. Art plz help fast!

    (On all of these you need to be on internet explorer) 1. Picture: a peasant family cook over a campfire by Bartolomeo Pinelli, it is the first image on web/images The image pictured her is conveying what message to you as the viewer? The family is close

    asked on August 17, 2017
  3. Calculus

    An electrical circuit switches instantaneously from a 2 volt battery to a 20 volt battery 3 seconds after being turned on. Sketch on a sheet of paper a graph the battery voltage against time. Then fill in the formulas below for the function represented by

    asked on February 5, 2011
  4. Language Arts

    Can someone give me some easier questions that can simplify exactly what I am supposed to be answering in this question? The title "Another Evening at the Club" is close in meaning to "Just Another Evening at the Club." Given the events of the story, what

    asked on February 28, 2017
  5. Ed Tech plz helppppp

    What does it mean to troubleshoot your computer? identify problems with your computer and attempt to fix them*** to open your computer to see what's missing from the hard drive to switch the mouse and keyboard plugs to download and print an new computer

    asked on August 22, 2017
  6. Calculus

    Decide if the following function f(x) is differentiable at x=0. Try zooming in on a graphing calculator, or calculating the derivative f'(0) from the definition. f(x) = x^4sin(2/x), if x is not equal to 0, and f(x) = 0 if x = 0. If it is differentiable,

    asked on February 23, 2011
  7. math helllppppp

    Which best describes box and whisker plots? A. they are divided into sections using quartiles and extremes B. they are created by first writing a data set in order from least to greatest C. they show how data are spread out D. all of the above***

    asked on August 22, 2017
  8. Physics

    Figure 10-42 shows a uniform disk that can rotate around its center like a merry-go-round. The disk has a radius of 2.00 cm and a mass of 20.0 grams and is initially at rest. Starting at time t = 0, two forces are to be applied tangentially to the rim as

    asked on July 28, 2010
  9. Calculus

    Identify the coordinates of any local extrema of the function y=e^x - e^(2x).

    asked on June 15, 2010
  10. Algebra

    Check My answers Please- 1. 3(y + 1) for y = 2 a.6 b.9*** c.7 d.8 2. d + g/h for d = 45, g = 18, and h = 9 a.6*** b.7 c.3 d.4 3.The cost in dollars of a class party is 59 + 13n, where n is the number of people attending. What is the cost for 44 people?

    asked on November 8, 2017
  11. Social Studies plz help me!

    What is the main advantage of using money instead of bartering? A. Many more people today use money than bartering to get goods and services.**** B. Not all countries use the same types of money in their economies. C. Money comes in many different values

    asked on August 18, 2017
  12. Physics

    Two resistors have resistances R1 and R2. When the resistors are connected in series to a 12.4-V battery, the current from the battery is 2.13 A. When the resistors are connected in parallel to the battery, the total current from the battery is 9.01 A.

    asked on May 11, 2015
  13. Algebra

    I am totally stuck on this question, can some one help? Come up with and describe two scenarios: one that models a direct variation situation and one that models an inverse variation situation. Do not state explicitly which scenario is which, but provide

    asked on January 4, 2017
  14. American Government

    I need help with this question: Select one of the six organizing principles of the Constitution and apply it to the Bill of Rights. How is that principle supported or limited in the Bill of Rights

    asked on March 6, 2017
  15. Science helppp

    Oxygen moving from the bloodstream into a cell down a concentration gradient is a form of A: osmosis B: endocytosis C: Active transport D: passive transport Is the answer D? •

    asked on September 15, 2017
  16. science helpppppp again!!

    the cell theory was developed by Robert hooke*** developed before microscopes were invented developed only after electron microscopes became widely used developed by many scientists over the years Most Bacteria are unicellular eukaryotes unicellular

    asked on September 19, 2017
  17. Chemistry

    Hi! I am totally stuck on this question: Explain why a cool flame is important to use in heating a solution to dryness. Can you please explain to me exactly why because I really do not understand. thank you!

    asked on September 9, 2015
  18. Last science questions I promise please help me

    Which of the following organelles coverts light energy into food? lysosome chloroplast*** nucleus ribosome Which of the following shows the correct order of cell organization starting from the least complex Tissue, Organ System, Cell, Organ Organ System,

    asked on September 19, 2017
  19. ART please help!!

    Go to internet explorer and type "lighthouse by by george seurat" (just like that) go to images it is the first one there (blurry lighthouse with boat) To create this lighthouse scene, the artist used organic shapes to create the boat used geometric shapes

    asked on September 14, 2017
  20. Social Studies please help

    1. What is one reason why Nigerians remain poor, despite their country’s large oil deposits? A. infrastructure B. subsistence farming C. corruption** D. microcredit 2. Which of the following is most likely to help countries in West and Central Africa

    asked on September 15, 2017
  21. Science Please helpppp me!!

    (1) in order for an organism to develop specialized tissues the organism must be which of the following A) A Plant B) An Animal C) Unicellular D) Multicellular*** (2) Which foods are lipids found in, and what is their function in the body? A) lipids are

    asked on September 19, 2017
  22. ss

    What is one non-monetary positive incentive for becoming an entrepreneur? (1 point) working long hours earning a profit being your own boss**** organizing productive resources

    asked on August 18, 2017
  23. Social Studies

    Help! I am stuck on this question. Which goal led Israelis and Palestinians into conflict? a) a desire for independence and security b) religious worship at the same temples c) military dominance in the region d) political control of the same national

    asked on February 23, 2016
  24. Algebra

    I have another question that I hope you don't mind answering its - Patricia owned so many posters that she decided to sell 77 of them to her friends. After selling the posters she still had 186 left. Write and solve the equation to find the number of

    asked on November 8, 2017
  25. Math

    Due to evaporation, the water level in Wesley's aquarium dropped 2 cm a week during the first three weeks in July. What integer represents the change in water level during the three-week period? -2 cm. -3 cm. -6 cm.**** -9 cm

    asked on August 17, 2017
  26. Calculus

    A 0.2 ml dose of a drug is injected into a patient steadily for 0.75 seconds. At the end of this time, the quantity, Q, of the drug in the body starts to decay exponentially at a continuous rate of 0.2 percent per second. Using formulas, express Q as a

    asked on February 6, 2011
  27. Chemistry

    How many milliliters of 0.645 M K2CrO4 are needed to precipitate all the silver in 405 mL of 0.190 M AgNO3 as Ag2CrO4?

    asked on February 19, 2011
  28. Math

    A store buys 77 1/2 pounds of mulch in a large shipment. They divided the mulch up into bags that can each hold 2 1/4 pounds of mulch. The store sells one bag of mulch for $2.25. How many full bags of mulch will the store make? Considering only the full

    asked on October 10, 2018
  29. HELP plz

    A business owner wants to have a rectangular parking lot resurfaced. The lot is 93 feet long by 58 feet wide. Basesd on a cost of $2.47 per square foot, the owner incorrectly estimated that it would cost $12,000 to have the lot resurfaced. Which could be

    asked on August 16, 2017
  30. geometry

    Which of these is a step in constructing an inscribed square using technology?

    asked on September 24, 2015
  31. P.E help plz

    the friends you hang out with at school are an example of A. your physical enviroment B. your heredity C. bullying. (D). your social environment***

    asked on August 22, 2017
  32. physics

    a man walks 8km North and then 5km in a. direction 60degrees. find its distance from his starting point

    asked on May 22, 2014
  33. math

    An isosceles triangle of sides 13cm, 13cm, 10cm is inscribed in a circle. What is the radius of the circle?

    asked on March 17, 2014
  34. Math

    An astronaut on the moon drops a rock straight downward from a height of 0.95m. If the acceleration due to gravity on the moon is 1.62m/s, what is the speed of the rock just before it lands?

    asked on August 29, 2019
  35. Science

    A ball is thrown horizontally from the top of a cliff 20m high. If the initial horizontal velocity is 8.0m/s,find how long it takes to reach the horizontal plane at the foot of the cliff.

    asked on September 22, 2013
  36. Math

    Explain how can tell without computing whether the quotient 1/2 divided by 6 is greater than 1 or less than 1 I think it is greater becwuse the number i start with

    asked on May 23, 2017
  37. Physics

    A copper (shear modulus 4.2 x 1010 N/m2) cube, 0.331 m on a side, is subjected to two shearing forces, each of magnitude F = 2.17 x 10 6 N (see the drawing). Find the angle (in degrees), which is one measure of how the shape of the block has been altered

    asked on May 1, 2019
  38. chemistry

    Air bags in cars are inflated by the sudden decomposition of sodium azide (NaN3) by the following reaction. 2 NaN3(s) −→ 3 N2(g) + 2 Na(s) What volume of N2 gas, measured at 1.31 atm and 85.0◦C, would be produced by the reaction of 65.0 g of NaN3?

    asked on April 15, 2016
  39. Social Studies Please help

    1. What do colonialism and imperialism both require? a) one country giving money to another b) two countries sharing c) two countries working together d) one country ruling another country**** 2.What did West Africans trade to North Africans in exchange

    asked on September 20, 2017
  40. Calculus

    A 0.2 ml dose of a drug is injected into a patient steadily for 0.75 seconds. At the end of this time, the quantity, Q, of the drug in the body starts to decay exponentially at a continuous rate of 0.2 percent per second. Using formulas, express Q as a

    asked on February 6, 2011
  41. Algebra 1 B

    2. How is the graph of y = -6x^2 + 4 different from the graph y = -6x^2? A. It is shifted 4 units to the left. B. It is shifted 4 unites to the right C. It is shifted 4 units up. *** D.It is shifted 4 units down. 3. A model rocket is launched into a large

    asked on November 30, 2016
  42. math

    angela ate at the same restaurant four times. each time she ordered a salad and left a $5 tip. she spent a total of $54. write and an equation to find the cost of each salad is not yet solved by the Tiger Algebra Solver.

    asked on September 5, 2018
  43. Math

    What is the value of X if 4x+2=6+2x

    asked on July 18, 2019
  44. Algebra

    I have an exponent properties test tomorrow, its our last one before the final, so its important, but anyways, there is one question on the review that is confusing me. Could you please help? Here it is : (2y2x7)(-xy)(9x-3y) I don't know if the exponents

    asked on January 6, 2011
  45. Science

    Explain the statement the capacitance of a capacitor is 5 microfarad

    asked on June 4, 2019
  46. life orientetion

    Are individuals empowered and do they understand their human rights or when their rights are being violated

    asked on May 12, 2016
  47. chemistry

    how many molecule of sulphur acid is needed to neuralise 5ml of sodium carbonate and 5vl of tetraoxosulphate v acid when calcium is heated at a tempeture of 20 degree centigrade using nickel as catalyst

    asked on June 21, 2018
  48. chemistry

    The fermentation of glucose to form ethanol occurs according to the following chemical reaction: C6H12O6(aq) → 2 C2H5OH(l) + 2 CO2(g) A) If 700 grams of glucose (C6H12O6) are fermented, what is the maximum volume in milliliters of ethanol (C2H5OH) that

    asked on November 17, 2016
  49. mathematics

    AOB is a sector of a circle such that angle AOB=60 degrees Celsius and OB is r units long. the area of AOB is

    asked on September 20, 2016
  50. Chemistry

    Can someone please explain me how to do this problem? A 25mL solution of 0.5 M NaOH is titrated until neutralization into a 50mL sample of HCl. What was the concentration of the HCl?

    asked on February 24, 2011
  51. math

    An isoscelless triangle of sides of 13cm, 13cm, 10cm is inscribed in a circle is inscribed in a circle. What is the radius of the circle?

    asked on March 17, 2014
  52. chemistry

    What mass of ZnCl2 is needed to make 4 L of 1.8 M solution?

    asked on December 8, 2011
  53. Physics (please help!!)

    The Crab pulsar (m=2.00x10^30 kg) is a neutron star located in the Crab Nebula. The rotation rate of the Crab pulsar is currently about 30.0 rotations per second, or 60.0pi rad/s. The rotation rate of the pulsar, however, is decreasing; each year, the

    asked on April 15, 2011
  54. science

    Describe how you will prepare 500cm of 1M nacl

    asked on October 3, 2016
  55. Algebra 1

    In a town, there are 170 teenagers that own portable media players. This is at least 2/3 of all the teenagers in the town. What is the maximum number of teenagers who live in the town?

    asked on November 30, 2015
  56. Physics

    An object is 21 cm in front of a diverging lens that has a focal length of -13 cm. How far in front of the lens should the object be placed so that the size of its image is reduced by a factor of 1.5? my work: 1/di=(1/-13)-(1/21) di=-8.02 m=8.02/21 m=.381

    asked on April 8, 2015
  57. English

    My daughter has a worksheet due tomorrow and is stressing because she read the book Dragonwings and didn't get it at all and doesn't get the worksheet and i cant read it and help her,please help 1)Why doesn't Moon Shadow attend public school?How is he

    asked on December 9, 2014
  58. Math

    The total amount of water in 2 containers is 35quarts. If 7 quarts gets poured from the container with less water into the continer with more water, the container with more water will have 4times as much water as the other container. How many quarts are in

    asked on November 1, 2018
  59. math

    Abigail is 15, and Cynthia is 27. How many years ago was Abigail twice as young as Cynthia?

    asked on December 7, 2015
  60. Social studies

    In this lesson, you have learned about one way that diversity has posed a challenge for the island nation of Cyprus. The Greeks and Turks who share the island have been unable to truly unite as a single nation. Instead, Greek Cypriots administrate much of

    asked on November 13, 2018
  61. Physics

    Hello, I had a question for physics, and I tried it out, however, I got the wrong answer. The Question:If a rock takes 0.750s to hit the ground after being thrown down from a height of 4.80m, determine the rock's initial velocity. My Work : The formula-

    asked on October 12, 2016
  62. Math

    Help, I can't find the pattern rule for this sequence(eg. -6,-3,2,9,18 and the pattern rule is n squared-7) The pattern: 6,28,64,114,178. What's the pattern rule? The pattern: 96,84,64,36. What's the pattern rule? The pattern: 0,24,216,960. What's the

    asked on November 2, 2011
  63. chemistry

    Please judge my answer: Question: 24 mL of 0.39 mol/L acetic acid is titrated with a standardized 0.33 mol/L KOH solution. Calculate the pH of the solution after 17 mL of the KOH solution has been added. Assume the Ka of acetic acid is 1.8 x 10-5. Answer:

    asked on April 15, 2008
  64. math

    find the sale price. round to the nearest cent. 7. regular price: $57.63 percent of discount: 10% $63.39 $5.76 $51.87 $57.53

    asked on December 2, 2013
  65. Calculus

    Consider the function f(x)=8.5x−cos(x)+2 on the interval 0¡Üx¡Ü1 . The Intermediate Value Theorem guarantees that there is a value c such that !@#$%^& for which values of c and k? Fill in the following mathematical statements, giving an interval with

    asked on February 5, 2011
  66. Calculus

    Sorry... Consider the function f(x) = 8.5 x − cos(x) + 2 on the interval 0 ¡Ü x ¡Ü 1. The Intermediate Value Theorem guarantees that there is a value c such that !@#$%^& for which values of c and k? Fill in the following mathematical statements,

    asked on February 6, 2011
  67. English

    I am supposed to mark the meter using the unaccented (u) and accented (/) marks for the first quatrain of Sonnet 116. Let me not to the marriage of true minds Admit impediments. Love is not love Which alters when alteration finds, Or bends with the remover

    asked on August 28, 2019
  68. Health

    ______ nutrients that are needed for growth and repair body tissues Carbohydrates Fats Fiber Protein

    asked on October 4, 2018
  69. Physics (please help!!!!)

    An astronaut is performing a space walk outside the International Space Station. The total mass of astronaut with her space suit and all lher gear is 127 kg. A small leak develps in her pulsion system and 5.84 g of gas are ejected each second into space

    asked on March 3, 2011
  70. chemistry

    What volume of chlorine gas at 34.0◦C and 1.38 atm is needed to react completely with 9.40 g of sodium to form NaCl? Answer in units of L.

    asked on April 15, 2016
  71. physics

    A ball is thrown horizontally from the top of a building 150 meters high. The ball strikes the ground 56 meters horizontally from the point of release. What is the speed of the ball just before it strikes the ground?

    asked on December 9, 2013
  72. social studies-Ms. Sue

    "Immigrants have frequently been accused of taking jobs from "real" Americans. Politicians who oppose immigrants often use this as a reason. The problem with this argument is that many immigrants work very hard for minimum (or lower) wage that doesn't

    asked on October 22, 2007
  73. Texas history

    Which of the following shows the most evidence if Spanish architecture being preserved Ranches Schools Homes Missions I think it’s missions but it might be homes

    asked on October 3, 2018
  74. calculus

    A ball was tossed into the air. its height, in metres, is given by h(t)= - 4.9t^2 + 6t + 11, where t is time, in seconds. Write an expression that represents the average rate of change over the interval 2

    asked on June 15, 2010
  75. math

    solve each inequality m-78 p+5

    asked on November 13, 2018
  76. Health

    ______ nutrients that are needed for growth and repair body tissues Carbohydrates Fats Fiber Protein

    asked on October 4, 2018
  77. physics

    A car is moving down the road with a constant velocity of 20m/s. The car passes by a big billboard. There is a police officer ( motorcycle) at rest behind the billboard. It takes one second to start the motorcycle and start chasing the car. The motorcycle

    asked on May 24, 2017
  78. Physics

    Hello, I had a question for physics, and I tried it out, however, I got the wrong answer. The Question:If a rock takes 0.750s to hit the ground after being thrown down from a height of 4.80m, determine the rock's initial velocity. My Work : The formula-

    asked on October 11, 2016
  79. help please

    Abby delivers twice as many newspapers as Jillian, and Brandy delivers 50 more papers than Abbey. How many papers does each deliver if the total number of papers delivered is 550?

    asked on November 13, 2014
  80. Physics (please help)

    An astronaut is performing a space walk outside the International Space Station. The total mass of astronaut with her space suit and all lher gear is 127 kg. A small leak develps in her pulsion system and 5.84 g of gas are ejected each second into space

    asked on March 3, 2011
  81. math

    Why is it important to simplify radical expressions before adding or subtracting? How is adding radical expressions similar to and different from adding polynomial expressions? Provide a radical expression for your classmates to simplify. In your own

    asked on October 11, 2010
  82. Physics

    The lob in tennis is an effective tactic when your opponent is near the net. It consists of lofting the ball over his head, forcing him to move quickly away from the net (see the drawing). Suppose that you lob the ball with an initial speed of 16.5 m/s, at

    asked on October 22, 2014
  83. Practical English

    In which sentence are the italicized words a dangling modifier? A)Flying beneath the cloud, the pilot could see the airport. B)Resting on the sea bottom, the old trunk held coins. C)Arriving ten minutes late, the store was closed for the night. Not knowing

    asked on July 21, 2014
  84. physics

    A body of mass 10kg in air and 4kg in water calculate the volume and its density

    asked on January 21, 2014
  85. Calculus

    A function f(x) is said to have a removable discontinuity at x=a if: 1. f is either not defined or not continuous at x=a. 2. f(a) could either be defined or redefined so that the new function IS continuous at x=a.

    asked on February 6, 2011
  86. chemistry

    Please let me know if my answer to the following question is correct. Question: 25 mL of standardized 0.45 mol/L NaOH is titrated with 21 mL of 0.35 mol/L acetic acid. Calculate the pH of the solution. Answer: Add 25 mL and 21 mL to get 46 mL. Add 0.45

    asked on April 15, 2008
  87. Geometry

    The midpoint of line segment AB is (1,2). The coordinates of A are (-3,6). Find the coordinates of B. I know how to figure out midpoint, but I'm having trouble figuring out how to do this problem. Any help would be appreciated. :)

    asked on September 23, 2009
  88. geometry

    a phone company charges a flat monthly fee of $15 for cell phone services, plus an additional fee for every minute you talk. in a given month, you are charged $36 for the 24 minutes you talked( not including the $15 flat fee.) let the total cost be c(in $)

    asked on October 28, 2011
  89. chemistry

    represent in the form of equation the reaction of fluorine with the following (1):diamond (2);xenon (3);silica

    asked on August 28, 2018
  90. Physics

    A girl of mass 25kg runs up a stress of total height 3.0m.find the work done against gravity.

    asked on March 5, 2017
  91. Chemistry

    What is the volume of the container needed to store 0.8 moles of argon gas at 5.3 atm and 227°C? (Given: R = 0.08205 l · atm/mol · K)

    asked on January 28, 2016
  92. economics,life science,math literacy and consumer studies

    what career can i persure with these subjects?

    asked on November 13, 2014
  93. chemistry

    Question:A solution of AgNO3 (45 mL/0.45 M) was mixed with solution of NaCl (85 mL/1.35 x 10-2 M) a) Calculate the ion product of the potential precipitate. My answer: mol AgNO3 = M x L = 0.45 M x 0.045 M = 0.02025 mol NaCl = M x L = 0.0135 M x 0.085 L =

    asked on April 16, 2008
  94. chemistry

    Please let me know if my answer to the following question is correct. Question: What is the concentration of a weak base if its Kb = 1.4 x 10-11 and its pH = 8.75? Answer: Converting pH to H^+ concentration using the formula H^+ = 10^-ph, therefore

    asked on April 15, 2008
  95. Math Shapes

    Which figure could result from slicing the cylinder? Choices are ; triangle circle hexagon' octagon Obviously a circle right?

    asked on August 16, 2017
  96. chemistry

    If 700 grams of glucose (C6H12O6) are fermented, what is the maximum volume in milliliters of ethanol (C2H5OH) that can form? (Density of ethanol is 0.79 g/mL)

    asked on November 17, 2016
  97. physics

    A ball is thrown horizontally from the top of a building 150 meters high. The ball strikes the ground 56 meters horizontally from the point of release. What is the speed of the ball just before it strikes the ground?

    asked on December 9, 2013
  98. Science

    A jar contains one half of a kilogram of water. How many grams of water does it have?

    asked on June 13, 2011
  99. chemistry

    Please judge my answer Question:A solution of AgNO3 (45 mL/0.45 M) was mixed with solution of NaCl (85 mL/1.35 x 10-2 M) a) Calculate the ion product of the potential precipitate. b) Would a precipitate form? The Ksp of AgCl(s) is 1.8 x 10-10. Answer: For

    asked on April 15, 2008
  100. futher maths

    find the modulus of the resultant of the velocities 10ms-1 and 8ms-1 inclined at an angle of 60 degree

    asked on April 20, 2017

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