Questions Asked on
October 13, 2018

  1. Social Studies

    How did the Silla turn Korea into an economic and cultural center? A. by giving greater independence to the aristocracy B. by establishing trade networks between Japan, China, and India C. by freeing Korea from the influence of the Tang dynasty D. by

    asked by Fusion
  2. Social studies

    1. Why did Olmec farmers move their farms from time to time? A. As their families grew, people needed larger farms. B. Maya invaders took over their farmlands. C. Heavy rains flooded their fields and forced them to find new land.----------------- D. The

    asked by Wally
  3. physics

    A single mass (m1 = 3.1 kg) hangs from a spring in a motionless elevator. The spring constant is k = 338 N/m. 1. What is the distance the spring is stretched from its unstretched length? 2. Now, three masses (m1 = 3.1 kg, m2 = 9.3 kg and m3 = 6.2) hang

    asked by paula
  4. chemistry

    How many grams of O2(g) are needed to completely burn 34.1 g of C3H8(g)?

    asked by kelley
  5. chemistry

    How many grams of sodium iodide, NaI, must be used to produce 88.1 g of iodine, I2

    asked by kelley
  6. Statistics

    A box contains twelve candies, five reds, four greens, and three blues. You select one piece at random, then replace it, then you select another. If P(BG) is the probability of selecting a blue first and a green second, find the following probabilities. a.

    asked by Keonn'a
  7. Physics

    A STONE WHIRED AT THE END OF A ROPE 30CM LONG, MAKE 10 COMPLETE REVOLUTION IN 2 SECONDS. FIND A. AUGULAR VELOCITY IN RADIANS PER SECOND B.THE LINEAR SPEED C.THE DISTANCE IN 5 SECONDS

    asked by Anonymous
  8. physics

    A ski jump's velocity can be calculated (assume no friction). The tower is 60.0m high and the skier is at the bottom, who will leave the jump under a 21 degree angleto the horizontal, and land 33m below the starting point. The skier has the exact same

    asked by sea lively
  9. physics

    What is the distance the lower spring is extended from its unstretched length? three masses (m1 = 3.1 kg, m2 = 9.3 kg and m3 = 6.2) hang from three identical springs in a motionless elevator. The springs all have the same spring constant given above. Now

    asked by elizabeth
  10. Algebra

    Given the following vector X, find a non-zero square matrix A such that AX=0: You can resize a matrix (when appropriate) by clicking and dragging the bottom-right corner of the matrix. X= 2 -8 6 A= _ _ _ _ _ _ _ _ _ Please help, I do not understand this..

    asked by sal
  11. physics

    A single mass (m1 = 3.1 kg) hangs from a spring in a motionless elevator. The spring constant is k = 338 N/m. What is the distance the spring is stretched from its unstretched length? If I were to use the equation f=-kx what would that look like? or is

    asked by elizabeth
  12. Math : Statistics

    A box contains seven candies, four of which are green, and three of which are blue. You select one piece at random, then without replacing the first one, you select another. If P(BG) is the probability of selecting a blue first and a green second, find the

    asked by Keonn'a
  13. Math

    Name the property: 3x+5x (3+5)x transitive property of congruence symmetric property of congruence reflexive property of equality symmetric property of equality addition property of equality division property of equality substitution property transitive

    asked by JohnVoltage
  14. Social Studies

    Evaluate which of the following most allowed religious freedom and French laws in Canada's history? A: Quebec Act B: Religious Freedom Act

    asked by Mackensie
  15. Chemistry

    Which of the following statements are true? 1) All the gas molecules in a sample cannot have the same kinetic energy. 2) The temperature of a gas sample is independent of the average kinetic energy. 3) There are gas molecules that move faster than the

    asked by Hex
  16. Chemistry

    11 mL of 0.0100 M HCl are added to 25 mL of 0.0100 M acetic acid. What is the pH of the resulting solution?

    asked by A
  17. math

    Sinea wants to spend money using the same ratios as on her last trip to the carnival. If she spends $28 on games, how much will she spend on souvenirs? Snacks Games Souvenirs Sine $5 $8 $18

    asked by Lydia
  18. History

    How does not doing mercantilism help benefit the ruling country? This is to help me on a essay I can’t find anything on how not doing mercantilism. Thank you

    asked by Emily
  19. Statistics

    A bag contains 5 blue candies and 6 green candies. You randomly pick a piece of candy from the bag, observe the color, then put it back in the bag. You repeat this process 5 times. Find the following probabilities (rounded to the nearest thousandths): a.)

    asked by Keonn'a
  20. History

    How does expanding one's space relate to the concept of Manifest Destiny? How about the opening lines from "America the Beautiful"?

    asked by anonymous
  21. history

    What is a quasi-martial law? I looked this up on google but there's no direct answer to it.

    asked by maath
  22. history

    What did the end of the Reconstruction mean for southern leaders? They began to regain power?

    asked by Anonymous
  23. physics

    Now, three masses (m1 = 3.1 kg, m2 = 9.3 kg and m3 = 6.2) hang from three identical springs in a motionless elevator. The springs all have the same spring constant given above. x = 9cm What is the magnitude of the force the bottom spring exerts on the

    asked by laura
  24. Statistics

    You draw a card from a deck of 52 cards twice, each time replacing the card. Find the following probabilities (rounded to the nearest thousandths) of observing: a.) exactly 1 black card. P(1 black card)= b.) exactly 1 club. P(1 club)= c.) exactly 1 two.

    asked by Keonn'a
  25. math

    A rectangular garden has dimensions 3m by 4m. A path is built around the garden. The area of the garden and path is 6 times as a great as the area of the garden. What is the width of the path?

    asked by pre cal 11
  26. math

    in figure AB = 11 cm, BC = 8cm, AD = 3 cm, AC 5cm and A DAC is a right angle. the area of the quadrilateral ABCD

    asked by kd
  27. Maths

    The 28 term of an ap is -5, find the common difference if its 1st term is 31

    asked by faith
  28. chemistry

    120g of sodium hydroxide pellets dissolve in 800cm3 of its solution. Determine the mass concentration of the solution

    asked by fatima
  29. Statistics

    A coin is tossed 8 times. The probability of getting a head on any one toss is 0.5. To the nearest thousandth, find the probability of getting 4 heads.

    asked by Keonn'a
  30. Statistics

    A box contains twelve candies, five reds, four greens, and three blues. You select one piece at random, then replace it, then you select another. If P(BG) is the probability of selecting a blue first and a green second, find the following probabilities. a.

    asked by Keonn'a
  31. Physics

    The average life time of an electron in an excited state of hydrogen is 10-10 sec. How many revolutions does this electron make in the n = 2 state before dropping back to the ground state? I have worked this exercise using classic physics but my answer is

    asked by Ander_Anger
  32. find ap

    27 and 12

    asked by Anonymous
  33. math

    write a translation rule= what is this

    asked by Star
  34. English

    An Essasy If I Had Given The Opportunities I Will Have Done Better

    asked by Michael
  35. History

    What or who did Americans feel gave them the right to expand westward?

    asked by anonymous
  36. calculus

    What is the weight density of water?

    asked by Rash
  37. history

    The ____________ was meant to protect the lands of Native Americans, and was viewed by American colonists as arbitrarily limiting their ability to move west. Declaration of Independence Sugar Act Proclamation of 1763 Townshend Acts sugar act?

    asked by lilkakes
  38. Chemistry

    What is an example of an everyday endothermic reaction in which bonds are broken?

    asked by Anonymous
  39. Math

    One spinner has two sections. They are marked A and B . Another spinner has four sections. They are marked 1 , 2 , 3 , and 4 .

    asked by ken
  40. Science

    Why does a balloon burst if you keep on blowing blowing?

    asked by Ahmed
  41. math

    true or false every square root can be written as a whole number

    asked by Star
  42. Engilsh

    An Essasy A Short Incident I Witness

    asked by William