elin

Newest questions and responses by elin
  1. Social Studies

    1. What is the Empty Quarter? A. an oasis B. a desert** C. a mountain range D. a tectonic plate

    asked on February 9, 2016
  2. probability

    90%of a countrys population are a right handed . what is the probability that exactly 29 people in a group of 30 are right handad?

    asked on June 19, 2014
  3. bio

    explain what will happen to a sugar cube when it is placed in a glass of water.

    asked on July 9, 2011
  4. bio

    explain what will happen to a sugar cube when it is placed in a sugar glass of water.

    asked on July 9, 2011
  5. phy

    A golfer gives a ball a maximum initial speed of 37.0 m/s. 1-What is the highest tree the ball could clear on its way to the longest possible hole-in-one?

    asked on July 9, 2011
  6. phy

    A soccer ball is kicked with a speed of 9.15 m/s at an angle of 55.0^\circ above the horizontal. 1-If the ball lands at the same level from which it was kicked, how long was it in the air?

    asked on July 9, 2011
  7. phy

    Starting from rest, a car accelerates at 3.0 m/s^2 up a hill that is inclined 5.9 ^\circ above the horizontal. 1-How far horizontally has the car traveled in 14 s? 2-How far vertically has the car traveled in 14 s?

    asked on July 4, 2011
  8. Chemistry

    CuSO4(aq) + 4NH3(aq) → [Cu(NH3)4]SO4(aq) I know that adding nitric acid will reverse the reaction. But what is the actual chemical equation? [Cu(NH3)4]SO4(aq) + HNO3(aq) --> ???

    asked on June 10, 2010
  1. Social Studies

    Thank you

    posted on February 9, 2016
  2. bio

    sorry typing error is in a glass of water.

    posted on July 9, 2011