Popular questions and responses by Kylie

    Assuming equal concentrations, rank these aqueous solutions by their freezing point: LiSO4, Li3PO4, SnCl4, NH4Br. (from highest freezing point to lowest freezing poinT) Thanks.

    asked on February 18, 2012
  2. science

    A person exerts 80,000 Pa of pressure on the ground while standing on both feet. What would happen to the pressure if the person then stood on only foot, decreasing the area in contact with the floor to half the original? 1. The person would exert twice as

    asked on February 14, 2019
  3. science

    The pressure on a fluid at rest in a pipe increases by 20 Pa. How does this change in pressure affect the pressure on the fluid in the rest of the pipe? 1. The pressure in the rest of the fluid stays the same because the pressure only increased in one area

    asked on February 14, 2019
  4. science

    A cabinet weighing 100 N is placed on a floor. The amount of contact area between the cabinet and the floor is 0.5 m2. How much pressure does the cabinet exert on the floor? 200 Pa 50 Pa 100.5 Pa 0.005 Pa I believe It is the third one. Is this correct?

    asked on February 14, 2019
  5. Chemistry

    Ethanol (C2H5OH) melts at -114 degrees Celsius. The enthalpy of fusion is 5.02 kj/mol. The specific heats of solid and liquid ethanol are 0.97 J/g-K, respectively. How much heat (kJ) is needed to convert 25.0 g of solid ethanol at -135 degrees Celsius to

    asked on May 4, 2014
  6. college chemistry

    a 1.0kg sample of metal with a specific heat of 0.50KJ/Kg C is heated to 100.0C and then placed in a 50.0g sample of water at 20.0C . What is the final temperature of the metal and the water?

    asked on September 30, 2014
  7. Physics

    A baseball of a mass 0.15 kg is thrown by a pitcher with a speed 20m/s. The bat is in contact with the ball for 0.01 second and gives it a speed of 30m/s in a direction straight towards the picther.find the value of the force and the impluse?

    asked on October 3, 2016
  8. math

    Which property justifies each step? Problem A: 6a + (8b + 2a) = 6a + (2a + 8b)

    asked on September 3, 2019
  9. History

    How did geography shape civilizations in ancient India and China? A) they built cities away from areas prone to flooding and dangerous weather B) they grew along rivers and other bodies of water C) they emerged where mountains and other natural barriers

    asked on October 26, 2016
  10. physics

    A car starts from rest and travels for 5.0 s with a uniform acceleration of +2.5 m/s2. The driver then applies the brakes, causing a uniform negative acceleration of -3.0 m/s2. If the brakes are applied for 2.0 s, how fast is the car going at the end of

    asked on December 15, 2016
  11. physics

    The balance wheel of a watch oscillates with angular amplitude 1.7π rad and period 0.64 s. Find (a) the maximum angular speed of the wheel, (b) the angular speed of the wheel at displacement 1.7π/2 rad, and (c) the magnitude of the angular acceleration

    asked on January 9, 2011
  12. History

    How does the story of the pandavas in the mahabharata relate to aryan history? the story provides a sense of the battles between rival aryan tribes the story shows us the aryan concept of the ideal king the story reveals that the aryans believed that duty

    asked on October 18, 2016
  13. AP Physics

    Two people are standing on a 2.2-m-long platform, one at each end. The platform floats parallel to the ground on a cushion of air, like a hovercraft. One person throws a 6.0-kg ball to the other, who catches it. The ball travels nearly horizontally.

    asked on November 26, 2014
  14. math

    Write four arithmetic means between 35 and 98.

    asked on May 2, 2012
  15. science

    is cinnamon ionic or covalent

    asked on November 17, 2011
  16. algebra

    A rectangle has a length that is 10 less than 3 times the width. If the rectangle has an area of 8 square feet, what is the width of the rectangle. I have to find the answer in meters, some please give some assistance.

    asked on January 14, 2019
  17. Chem

    Determine the theoretical yield of aspirin for a student who started the experiment with 3.489g of salicylic asid

    asked on February 13, 2018
  18. Math

    What is an estimate of the solution of the equation 6n+3=2? Use a table ok so I know the answer is -1/6 but its asking to use a table? does anyone know what kind of table you use for this and how I'd use it? thank you soo much

    asked on October 21, 2016
  19. Math

    The scale of a certain map is 1cm to 25km.What is the actual distance represented by 2.80cm?

    asked on December 28, 2015
  20. algebra 1

    The perimeter of a triange with sides a,b,and c is 24 cm. Side a is 2cm longer than side b. The ration of the lenghts of sides b and c is 3:5. What are the lenghts of the three sides of the triangle?

    asked on November 3, 2012
  21. math

    scott bought two items at daves fruit market. the cashier told him that he owed $5.49. why is the cashier incorrect? what did scott purchase? DAVE'S FRUIT MARKET grapes $2.25/bag bananas $ 1.99/bag strwberries $3.40/box watermelon $5.00

    asked on April 18, 2011
  22. physics

    Assume a planet is a uniform sphere of radius R that (somehow) has a narrow radial tunnel through its center. Also assume we can position an apple anywhere along the tunnel or outside the sphere. Let FR be the magnitude of the gravitational force on the

    asked on January 2, 2011
  23. Literature

    I did already ask a question similar to this, but I still need some more ideas. I can't think of anything (such as a story) that has to do with this topic "People only find strength through the weakness of others" Anything like a children's story to one

    asked on September 27, 2007
  24. Math

    I am doing Partial Quocients Division for homework. And I need help.But, my mom didn`t learn this method.And my dad`s gone on buisness, my brother doesn`t know how to do it, my other brother is doing his homework and my sister is only in the 3rd gade. What

    asked on January 24, 2007
  25. Science

    What causes change in speed and direction or both

    asked on November 20, 2019
  26. math

    A house was purchased for $140,000. Three years later, the value of the house was $155,000. If the value V of the house increased linearly from the date it was purchased, which of the following represents the value, in dollars, of the house t years after

    asked on November 14, 2019
  27. American government

    help plzz summarize the specific methods used by interest groups in order to influence governmental decision making in all three branches of government. provide at least two examples from each branch

    asked on April 15, 2019
  28. algebra

    Which equation is the standard form of −56x+14x^2=−51? 14x^2−56x+51=0 14x^2+51−56x=0 −56x+14x^2−51=0 14x^2−56x−51=0 I do believe it is A or D, is one of these correct?

    asked on January 12, 2019
  29. Math

    Without changing the order of the numbers below, insert parentheses and/or addition signs so that the computation results in the number described below. 4 3 6 1 A. The number is a multiple of 5. B. The number is a factor of 36.

    asked on October 25, 2017
  30. Geometry

    What are the values of a and b? A. a=9/2 b=15/2 B. a=15/2 b=9/2 C. a=16/3 b=15/2 D. a=9/2 b=13/2 The triangle has a hypotenuse that is 8 and a with the other side being 10 and another side of b. the altitude is 6.

    asked on March 7, 2017
  31. physics hw

    Determine the stopping distances for a car with an initial speed of 87 km/h and human reaction time of 2.0 s for the following accelerations. (a) a = -4.0 m/s2 (b) a = -8.0 m/s2

    asked on December 15, 2016
  32. Biology

    How can I describe the following things about water in sketches or drawings? please give me ideas 1.High heat capacity 2.High heat of vaporization 3.Water is a solvent 4.Water molecules are cohesive and adhesive 5. Frozen water is less dense than liquid

    asked on February 10, 2016
  33. Science

    How can I describe the following things about water in sketches or drawings? please give me ideas 1.High heat capacity 2.High heat of vaporization 3.Water is a solvent 4.Water molecules are cohesive and adhesive 5. Frozen water is less dense than liquid

    asked on February 10, 2016
  34. Biology /science

    How can I describe the following things about water in sketches or drawings? please give me ideas 1.High heat capacity 2.High heat of vaporization 3.Water is a solvent 4.Water molecules are cohesive and adhesive 5. Frozen water is less dense than liquid

    asked on February 10, 2016
  35. Biology

    How can I describe the following things about water in sketches or drawings? please give me ideas 1.High heat capacity 2.High heat of vaporization 3.Water is a solvent 4.Water molecules are cohesive and adhesive 5. Frozen water is less dense than liquid

    asked on February 9, 2016
  36. Physics

    A rocket of mass 4.5 105 kg is in flight. Its thrust is directed at an angle of 47.5° above the horizontal and has a magnitude of 6.60 106 N. Find the magnitude and direction of the rockets acceleration. Give the direction as an angle above the

    asked on February 8, 2016
  37. physics

    Jessica stretches her arms out 0.6 m from the center of her body while holding a 2 kg mass in each hand. She then spins around on an ice rink at 1.1 m/s.

    asked on February 5, 2016
  38. Math

    a stadium has 75 rows starting with 200 seats in the first row. Each successive row has two additional seats. How many seats are in the 50th row?

    asked on February 3, 2016
  39. Math

    I have a practice math test and I am stuck on a few. Please help :-) 1) Write the number of permutations in factored form. Then simplify. How many different ways can you and four of your friends sit in the back of a limousine? A) 4!; 24 B) 4!; 120 C) 5!;

    asked on May 28, 2015
  40. Algebra

    Solve the system by substitution. -5x + y = -3 3x - 8y = 24 I'm not sure which equation to choose as I begin to find the y value. Some assistance would be greatly appreciated! Thank you!

    asked on March 26, 2015
  41. Algebra (Math)

    Without graphing, name the ordered pair where the graphs of the two linear equations intersect. (Below is the system.) { x = 2 y = -3 Without graphing, name the ordered pair where the graphs of the two linear equationd intersect. (Below is the system.) { y

    asked on March 25, 2015
  42. Algebra 2 HELP plz

    An object is launched upward with an initial velocity of 64 feet per second from a platform 80 feet high. 1.) Write a height model for the object. I wrote my model as .... h=-16t^2 +64t +80 2.) How many seconds until the maximum height is reached? I had 2

    asked on November 12, 2014
  43. math

    What are the answers to the middle school math with pizzazz book e page 29?

    asked on December 4, 2013
  44. Math

    Can someone please help me with these two. What is the quotient (6-x)/(x^2+2x-3)÷(x^2-4x-12)/(x^2+4x+3) in simplified form? State any restrictions on the variable. Simplify the complex fraction ((x)/(x+2))/((1)/(x)+(1)/(x+2))

    asked on May 30, 2013
  45. algebra

    What is the base of a parallelogram if the height is 18.6 inches and the area is 279 square inches

    asked on February 12, 2013
  46. psychology

    Evaluate effectiveness of goal setting and drive theories in explaining behaviors

    asked on April 5, 2012

    Equilibrium Equation with Partial Pressures PCl3(g) +Cl2(g) PCl5(g)? An equilibrium mixture of PCl5(g), PCl3(g), and Cl2(g) has partial pressures of 217.0 Torr, 13.2 Torr, and 13.2 Torr, respectively. A quantity of Cl2(g) is injected into the mixture, and

    asked on March 9, 2012
  48. algebra 2

    A player bumps a volleyball with an initial vertical velocity of 20 ft/s. The height of the ball can be model by the function h(t) = -16t2 + 20t + 4, where h is the height in feet and t is the time in seconds. a. What is the maximum height of the ball? (

    asked on August 5, 2011
  49. math

    the perimeter of an isosceles triangle is 21 meters. the length of one side is 3 meters longer than the length of the other two sides. find the length of each side.

    asked on July 24, 2011
  50. Algebra

    Write a radical for exact length of the diagonal of the 30 by 30 dance floor. simplify the radical. Im not sure how to do this.

    asked on March 31, 2011
  51. World History

    What is the diffrence between totalitarianism and Fascism? which countries in WW2 went to which between the two? what where thier goals?

    asked on March 14, 2011
  52. Algerbra

    the minimum size of dance floor that the prom committee is considering is 30' by 30'. they assume that this size will allow 100 couples to be on the dance floor at once. how many square feet of dance space per couple does this size allow? to allow for more

    asked on March 14, 2011
  53. physics

    a physical pendulum consists of a uniform solid disk (of radius R = 42.0 cm) supported in a vertical plane by a pivot located a distance d = 13.0 cm from the center of the disk. The disk is displaced by a small angle and released. What is the period of the

    asked on January 9, 2011
  54. physics

    Two Earth satellites, A and B, each of mass m, are to be launched into circular orbits about Earth's center. Satellite A is to orbit at an altitude of 7460 km. Satellite B is to orbit at an altitude of 20500 km. The radius of Earth REis 6370 km. (a) What

    asked on January 3, 2011
  55. psychology

    you like to play the violon, but doing so in front of people makes you nervous and you make mistakes, what is influencing your playing?

    asked on August 31, 2010
  56. music

    twentieth-century music features more _____ instruments than music of other periods a. string b. percussion c. woodwind d. brass

    asked on February 12, 2010
  57. math

    there are 30 students and 4 teachers on a bus. What is the ratio of teachers to total people

    asked on November 4, 2008
  58. geography

    if you didn't understand a symbol on a map where would you look?

    asked on October 9, 2008
  59. Literature

    I need to come up with a metaphor for chapter 15 in "The Red Badge of Courage" In this chapter: Crane reveals in this chapter a person who rationalizes his behavior totally, a personality with delusions of grandeur—but with no basis for these

    asked on September 27, 2007
  60. English

    Hi! I would like to know some PLOT TWISTING events in the story Walk Two Moons! If I could have at least one example directly from the story I will be very great full! Thanks!

    asked on April 17, 2020
  61. Social Studies

    Which of the following was a cause of the Great Depression? A. increases in migrant workers B. new music called jazz C. Americans buying with credit D. the prohibition of alcohol This is probable very easy but i'm very confused i think it's A. but if

    asked on March 9, 2020
  62. Math

    30% of 50

    asked on February 10, 2020
  63. Social studies

    How did John browns raid at harpers ferry further increase sectionalism in the southern states

    asked on February 3, 2020
  64. Math

    One window washer can wash 30 windows in 2 hours. At this rate, how many windows can be washed in 8 hours by 3 window washers?

    asked on January 30, 2020
  65. Science

    Lucas place is 20 kg samples of each substance by the same heat source all samples are at the same intentional temperature which substance will have the greatest temperature at the sun. Of tiLucas place is 20 kg samples of each substance by the same heat

    asked on November 20, 2019
  66. Math

    PJ needs $60 for a class trip. He has $32 already saved and can earn $4 an hour mowing lawns. How many hours must PJ work to have the money he needs? Write an Equation and solve

    asked on October 19, 2019
  67. math

    Sum the series 1*2+2*3+3*4+ ... +2019*2020

    asked on June 9, 2019
  68. algebra

    A rectangle has a width that is 3 less than twice the length. If the rectangle has an area of 170 square inches, what is the length of the rectangle? PLEASE HELP

    asked on January 14, 2019
  69. algebra

    A triangular lot in a park has a base with a measure that is 4 more than twice the height of the lot. The area of the lot is 99 square feet. Since the area of a triangle is found by using the formula A= 1/2bh, the area for this lot can be represented by

    asked on January 14, 2019
  70. algebra

    The width of a rectangle is 12 less than twice the length, and the area of the rectangle is 270 m^2 I do not know the steps to solving this equation, can someone please explain if you know how???

    asked on January 14, 2019
  71. algebra

    Legolas shoots a flaming arrow straight up into the air (from a distance of 2.6 meters from the ground) at 42 meters per second. The gravitational pull of the Earth is about 4.9 meters per second squared. Which quadratic equation correctly models this

    asked on January 13, 2019
  72. algebra

    Which of these expressions is equivalent to z^8–1? (z^4+1)(z^2–1)(z–1)(z–1) (z^4–1)(z^2–1)(z–1)(z–1) (z^4+1)(z^2+1)(z+1)(z–1) (z^4+1)(z^2+1)(z–1)(z–1) I Think it is either A or C, is one of these correct?

    asked on January 12, 2019
  73. Math

    Which of these expressions is equivalent to x^4–16? (x^2+4)(x–2)(x+2) (x^2–4)(x^2–4) (x+2)(x–2)(x+2)(x–2) (x^2–2)(x^2–2) I know it is not B or D. But I am not sure if it is A or C. Please help

    asked on January 12, 2019
  74. algebra

    Look at the system of equations below. If you were to substitute the first equation into the second, what would the result look like? y = 2x - 4 x - 3y = 7 a).2x - 4 - 3y = 7 b).x - 3(2x - 4) = 7 c).x - 2x - 4 = 7 d).x - 7 = 2x - 4 I really need help with

    asked on January 12, 2019
  75. algebra

    How is the process of solving literal equations different from solving equations with only one variable? I have looked over my notes, and me lessons, but I can not come up with a good answer, or explanation;( Please help, it would be very much

    asked on January 9, 2019
  76. English

    For each of the following sentences, you have to determine whether or not the pronouns were used correctly. If all of the pronouns in the sentence are used correctly, you have to write "correct" and identify the case of each pronoun (list the pronoun, then

    asked on January 8, 2019
  77. Math

    Convert the following to a rational exponent. What is your exponent in simplest form? cuberoot(9^12) a).3/12 b).1/4 c).4 d).12/3 I think the answer is is d.

    asked on January 4, 2019
  78. Algebra 9th

    There is currently 2 inches of snow on the ground in a certain Massachusetts city. Every hour, another 0.5 inches covers the ground. Model the total amount, T, of snow on the ground for h, the number of hours the snow has been falling. A. T(h) = 0.5h - 2

    asked on November 23, 2018
  79. Math

    [7+2(5 - 9)2]/[(4+1)2 - 3(22)

    asked on October 23, 2018
  80. Chemistry

    Why are the atomic masses of elements usually decimal numbers?

    asked on May 24, 2018
  81. Chemistry

    Perform this operation and report the answer to the correct number of significant figures: What is the mass of a cube of aluminum that is 4.0 cm on each edge? The density of aluminum is 2.7 g/cm3. Show all calculations leading to an answer.

    asked on May 24, 2018
  82. physics

    what happens to the amount of power a light bulb uses if the resistance of the bulb is increased?

    asked on February 27, 2018
  83. physics

    If a spherical glass marble has a radius of 0.00661 m at 1.02×105 Pa, at what pressure will it have a radius of 0.00650 m?

    asked on November 15, 2017
  84. Math

    The odds of Macy passing her driver's test on the first try are 17:27 Determine the probability that she will pass her drivers test A. 1.588 B) 0.614 C) 0.630 D) 0.386 Is it C? (0.17 x 0.27)

    asked on November 3, 2017
  85. Math

    Teaghan plays basketball. She scored 18 of her 20 last free throws. ___ A) What are her odds in favour of her scoring a free throw? ___ B) What are her odds against of her scoring a free throw? ___ C) What is the probability of her scoring a free throw?

    asked on November 3, 2017
  86. Math

    Insert parentheses and/oraddition signs to make each equation true. Remember that parentheses can indicate multiplacation. A. 3 2 4 1= 13 B. 3 2 4 1= 21 C. 3 2 4 1= 12 D. 3 2 4 1= 10

    asked on October 25, 2017
  87. Algebra

    Write the equation for the conic section of the cone is centered at (0,0), the major axis is 10 units and the minor axis is 6 units. (Ellipse) Write the equation for the conic section if the vertex is (-6,4) and the focus is (-6,7) (Parabola) Write the

    asked on May 10, 2017
  88. Texas history

    PLEASE HELP QUICKLY I NEED A 100 BY TONIGHT!!! 1. Which statement expresses the pattern of immigration between 2010 and 2013 to Texas from Mexico, Central America, and Asia: A. The Mexican and Central American share decreased; Asian share increased*** B.

    asked on April 11, 2017
  89. English

    What is an external conflict in act one of Julius Caesar?

    asked on March 7, 2017
  90. Geometry

    what is the value of x in the diagram? A. 1/2 B. 4/21 C. 2 D. 4 The fractions for cross multiplication are 9/4x-2 and 12/3x+2 I tried to do it but it was not an answer and i dont know what i did wrong

    asked on March 7, 2017
  91. Hisory

    I have some questions from a study guide that I can't find information on. What practices did Kublai Khan follow? What was significant about the size of the Mongolian empire? What was the effect of the Mongol conquest of Korea ?

    asked on March 2, 2017
  92. Social Studies

    Would surviving the holocaust affect religion or spirituality? Why?

    asked on February 20, 2017
  93. Geometry

    ABCD is a parallelogram with diagonals intersecting at E. If AE = 3x + 12 and EC = 27, find the value of x.

    asked on February 17, 2017
  94. physics

    A brick is dropped (zero initial speed) from the roof of a building. The brick strikes the ground in 3.05 s. You may ignore air resistance, so the brick is in free fall. (a) How tall, in meters, is the building? (b) What is the magnitude of the brick's

    asked on December 15, 2016
  95. Math

    Justine has 162 red buttons, 98 blue buttons, and 284 buttons. She says she knows she has more than 500 buttons without adding. How can we explain that without adding?

    asked on November 10, 2016
  96. Math

    Mary has 2/5 of a mile to walk harry needs to go 3/4 times as far as mary???

    asked on September 20, 2016
  97. physics

    a diver of mass 60kg stands on the end of a diving board of mass 30kg and length 2m. calculate the force exerted by the spring 30 cm away from the pivot. (i think that the force asked is 300N since W=mg (30×10)) hence, calculate the upward reaction force

    asked on September 2, 2016
  98. math ASAP

    A rope was cut into two pieces in the ratio 7:9 if one was longer by 6cm,what are the lengths of the two pieces? a.21 cm and 27 cm b.24 cm and 30 cm c.26 cm and 32 cm d.31 cm and 37 cm Please help me how to answer this..its for my report thank you

    asked on August 23, 2016
  99. Math

    Ronnel spent 1/5 of his money to buy a food. He spent 1/4 of the remaining money to buy a magazine.If he had 360 pesos left in his wallet, how much money did he have at first?

    asked on July 4, 2016
  100. Math

    5. Start time: 7:30 P.M. Elapsed time: ____________ End time: 9:29 P.M.

    asked on April 21, 2016


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