Most popular questions and responses by sadia
  1. chemistry 112

    the formation of SO3 from so2 and o2 is an intermediate step in the manufacture of sulfuric acid, and it is also responsible for the acid rain phenomenon. the equilibrium constant Kp for the reaction is 0.13 at 830 degree celcius. in one experiment, 2.00

    asked on February 19, 2014
  2. math

    Lynn invites some friends for lunch. She needs to cater for 24 people. She decides to make pancakes. How much milk does Lynn need to use

    asked on January 30, 2019
  3. Math

    A pinhole camera is 15 cm in length,30 cm from an object.If the image is 4.4 cm tall,how high is the object

    asked on April 22, 2019
  4. Math

    A pen costs twice as much as a pencil. If Susan spends $ 1.50 for a pen and a pencil, how much does a pencil cost ?

    asked on May 8, 2013
  5. Physics

    Two trains, each having a speed of 30 km/h, are headed at each other on the same straight track. A bird that can fly 60 km/h flies off the front of one train when they are 60 km apart and heads directly for the other train. On reaching the other train, it

    asked on September 24, 2006
  6. Math

    A pen costs twice as much as a pencil. If Susan spends $ 1.50 for a pen and a pencil, how much does a pencil cost ?

    asked on May 8, 2013
  7. Mathematics

    A lot which is 3 feet times as long as it is wide is enclosed by a walk 10 feet wide. The area of the lot is 1200 square feet more than that of the walk. Find the dimensions of the lot. PLZ help and give a check if possible!

    asked on May 5, 2014
  8. math

    the sum of the reciprocals of three consecutive positive integers is equal to 47 divided by the product of the integers. what is the smallest of the three integers?

    asked on January 18, 2013
  9. math

    how do you do front end estimation

    asked on November 26, 2012
  10. angular accleration

    a fan starts rotating from rest, when it complete 50 rotations its rate of rotation is 10 rotations/sec. what is the angular acc of it

    asked on March 23, 2017
  11. maths

    the height of a tower is 20 metres and the length of its shadow is 25 metres.what will be the heigth of the tower if its shadow is 75 metres at the same time.

    asked on August 15, 2012
  12. geometry

    find the value of x and y of a parallelogram one side a degree

    asked on October 8, 2011
  13. english

    i need a composition on why should boys hav all the fun!!!500 words

    asked on April 1, 2010
  14. physics

    How long would it take for the Earth to complete a full turn if a person at 27° northern geographical latitude floats apparently weightlessly across the room? Use REarth = 6,379 km for the radius of Earth. Help me please!

    asked on October 27, 2009
  1. probability and statistic


    posted on May 11, 2019
  2. Physics


    posted on May 9, 2018
  3. Mathematics

    How would you solve the equation? Because i need to show full work

    posted on May 5, 2014
  4. 6th grade math


    posted on November 26, 2012
  5. english

    in todays wrld girl is far behind thn boys.they dnt need any hrlp nw whn dey r grwn up.they jst need a perfect base.they need to b made strngr frm der childhood and make thm active.boys do get evrythng dey desire bt a grl nvr cmplains anythng she jst keep

    posted on April 1, 2010