Questions Asked on
April 18, 2020

  1. world history

    What was the outcome of the attempts to try Ottoman war criminals after the Armenian Genocide? Military officials were convicted and executed, but politicians were acquitted. Although more than 100 were arrested, trials were not held because international

    asked by anon
  2. world history

    Which identify key colonial holdings that Allied power nations continued to control after World War I? Select all that apply. Britain in India Russia in Poland United States in Japan France in Vietnam I think its a and c but my text didnt explain it very

    asked by anon
  3. math

    given that 2x^2-kx+18 is a perfect square,find k and hence solve the equation 2x^2-kx+18=0

    asked by daniel
  4. maths

    the length l cm of a simple pendulum is directly proportional to the square of its period (time taken to complete one oscillation ),T seconds. A pendulunm with a length of 220.5cm has a period of 3s find the equation connecting l and t

    asked by hamna
  5. Math

    If the length of a rectangle is increased by 10% and the width is decreased by 10%, is the are changed? If so, does it increase or decrease and by what percent? Please explain, I’m so confused

    asked by Savannah
  6. math

    In a probability experiment, Eric flipped a coin 33 times. The coin landed on heads 22 times. What is the ratio of heads to tails in this experiment?

    asked by Jessica
  7. Physics

    A fully charged capacitor and a 0.32-H inductor are connected to form a complete circuit. If the circuit oscillates with a frequency of 4.1 ✕ 103 Hz, determine the capacitance of the capacitor.

    asked by AAA
  8. English

    lincolns gttysburg address lasted only two minutes

    asked by tina
  9. maths

    the area of a circle of diameter 126cm is 4158cm^2 calculate the substended at the centre of a circle

    asked by mohamed
  10. physics

    A strong lightning bolt transfers about 27 C to Earth. How many electrons are transferred? The elementary charge is 1.60218 × 10−19 C.

    asked by jen
  11. physics

    In a thundercloud there may be an electric charge of 60 C near the top of the cloud and −60 C near the bottom of the cloud. If these charges are separated by about 3 km, what is the magnitude of the elec- tric force between these two sets of charges? The

    asked by jen
  12. Calculus

    From first principles (ie using the tangent slope method), find the slope of the following curves at the given value of x. y=3x^3+1 at x=-4

    asked by Anonymous
  13. Physics

    An electric field does 14 J of work on a 0.0008 C charge. What is the magnitude of the voltage change? Answer in units of V. The same electric field does 28 J of work on a 0.0016 C charge. What is the magnitude of the voltage change now? Answer in units of

    asked by jen
  14. physics

    In a machine ,a load of 160Newton is lifted up by an effort of 25Newton.the velocity ratio is 8,what is the efficiency of the machine

    asked by Jimoh Abdul rasheed
  15. math

    We are given a stick that extends from 0 to x . Its length, x , is the realization of an exponential random variable X , with mean 1 . We break that stick at a point Y that is uniformly distributed over the interval [0,x] . 1. Find joint PDF fX,Y(x,y) of X

    asked by ram121
  16. Geometry

    There are 13 favors at the soda machine, and anyone can choose 6. A sign says we are only allowed to use one of each favor. You decide to grab a cup and fill it up with your favorite favors at random (it’s all going to the same place, right?). How many

    asked by Sebastian
  17. Physics

    Two identical cars approach an intersection at the same speed at the same time as shown in the diagram. Car A takes a left turn into the left lane and car B takes a right turn into the right lane, as shown. Neither car changes speed during its entire turn.

    asked by james
  18. chemistry

    How many moles of oxgen are in one mole of calcium carbonate?

    asked by lucy
  19. chemistry

    A compound weighing 42 grams was found to contain 12 grams of magnesium,6 grams of carbon the rest oxgen.Determine the empirical formular.i got MgCO3.am i right or wrong

    asked by lucy
  20. Algebra

    Solve: x^2+4x−5=0

    asked by Anonymous
  21. Math

    Find the solution(s) that satisfy both equations: a) x^3 + x^2 -20x 0

    asked by Muneer
  22. math

    If you roll a 6-sided die 96 times, what is the best prediction possible for the number of times you will roll an even number?

    asked by unknown
  23. algebra

    John has let out 50 meters of kite string when he observes that his kite is directly above a point on the ground 30 meters away from him, how high is the kite?

    asked by Olayemi
  24. math

    Choose 5 ordered pairs whose first component is the opposite of the second component. Plot these points and connect them. What kind of figure do you get? In what quadrants does the figure lie? Please help me - thanks!

    asked by gurl
  25. Organic Chemistry

    Write down all the products of the aldol-condensation reaction of Propanal (1 mol) and 1-Ethylcyclopentanecarbaldehyde (1 mol) and properly show the mechanism of all reactions. Can you help me please

    asked by chris
  26. Physics

    The figure below shows a circuit with em f = 5.00 V, R = 6.10 Ω, L = 76.0 mH, and C = 2.60 µF. After a long time interval at the position a shown in the figure, the switch S is thrown to position b at time t = 0. (a) What is the maximum charge on the

    asked by AAA
  27. Physics

    A force of 25 N is needed to move automobile wheels up a smooth incline 10 m along in an automotive plant. a. If each of the wheels weighs 125 N what work is done on each? b. How high above the floor is the top of the incline?

    asked by Abhishek
  28. Chemistry

    Copper(I) ions in aqueous solution react with NH3(aq) according to Cu+(aq)+2NH3(aq)⟶Cu(NH3)+2(aq)𝐾f=6.3×1010 M−2 Calculate the solubility (in g⋅L−1) of CuBr(s) in 0.22 M of NH3(aq).

    asked by HELP!!!!!!!!
  29. science

    It is necessary to build a ramp from the ground to the side door of a cargo aircraft. The door is 10 feet above the ground, and to load the equipment, the ramp the ramp must not have an angle greater than 15 degrees. The ramp must be ___ long.

    asked by Leonard
  30. Math

    John claimed he had a garden twice as large as Al’s rectangular shaped garden that measured 15ft by 30ft. When they visited johns rectangular shaped garden they found the measurements to be 18ft by 50ft. Al claimed that it could not be twice as large

    asked by Savannah
  31. Math

    Note: Enter your answer and show all the steps that you use to solve this problem in the space provided. Find the area of the complex figure. A figure has 8 sides; all sides meet at right angles. The left-most vertical side measures 31 meters. The lower

    asked by Lila
  32. Physics

    A jet engine applies a force of 300 N horizontally to the right against a 50 kg rocket. The force of air friction 200 N. If the rocket is thrust horizontally 2.0 m, what is the kinetic energy gained by the rocket.

    asked by Jessica
  33. Math

    How does 1=5.85e^(-x/(5*10^-5)) become e^(x/(5*10^-5))=5.85? This confusion I don't how this could be possible.

    asked by Anonymous
  34. Math

    Given a geometric progression whose common ratio is 2, if the sum of the 6th to 7th terms is 288, determine the sum of the 4th to 15th terms inclusive.

    asked by Jane
  35. Math

    An equilateral of sidewalk 20cm is lnscribed in a circle calculate the distance of a side of the triangle from the center of the circle

    asked by Tomiwa
  36. Math

    A random variable X is generated as follows. We flip a coin. With probability p, the result is Heads, and then X is generated according to a PDF fX|H which is uniform on [0,1]. With probability 1−p the result is Tails, and then X is generated according

    asked by talismanpower
  37. algebra

    Solve 18x=45+3x^2

    asked by Anonymous
  38. Math

    Factories the following quadratic equations 10Y2 + 21Y-10

    asked by Agatha
  39. Math

    your class is conducting an experiment to study geometric sequences. The class forms a line. the first person takes a whole pizza,divides it in half, keeps half, and hands it to the next person. The next people in line do the same with there peices. Which

    asked by hoi
  40. Math

    a cashier collected $312 from the sale of 50 tickets. An adult ticket costs $8, a child ticket costs $4. How many tickets of each type did the cashier sell?

    asked by HELP ME
  41. maths

    Divide 2 x squared plus 3 x space minus space 14 by (x-2) the result is

    asked by emma
  42. math

    Your job is to sort and sack marbles for sale. A bag contains 120 marbles, some red and some blue. If there are 80 blue marbles, what is the ratio of red to blue marbles?

    asked by iris
  43. Physics

    h ttps://www.google.com/search?q=velocity+of+ball+after+rebounding+is+4.6&source=lnms&tbm=isch&sa=X&ved=2ahUKEwiAu-nqpfLoAhXMwzgGHeUSD2MQ_AUoAXoECAoQAw&biw=1366&bih=656#imgrc=4JDD8NnQiwxwvM No space between h and t. For the velocity immediate after

    asked by Raj
  44. Science

    Which of the following plants reproduces by spores? A-Fern B-Corn C-Pine tree D-Dandelion I don't understand the question

    asked by Anonymous
  45. Logic

    Teddy: Both Leon and Peter lied Leon: One of them(Teddy or Peter) was truthful Peter: One of them(Teddy or Leon) was lying

    asked by Please help
  46. Chemistry

    When HClO2 is dissolved in water, it partially dissociates according to the equation HClO2 → H+ + ClO2-. A solution is prepared that contains 5.850 g of HClO2 in 1.000 kg of water. Its freezing point is -0.3473oC. Calculate the fraction of HClO2 that has

    asked by Lauren
  47. English

    what is the adverb in the sentrnce the super hero often uses her majic powers to capture villians

    asked by tina