Questions Asked on September 10, 2006

How might one separate a mixture of water and salt? A solution of water and salt may be separated,... Asked on September 10, 2006 at 12:58 AM I'm stuck and am hoping you can help. Here is the problem: You react 7.92 grams of silver nitrat... Asked on September 10, 2006 at 2:04 AM I looked and could not find anything on iron smelting? Could you explain to me why it is a chemical... Asked on September 10, 2006 at 2:09 AM A 4.00kg crate is slowly lifted to a height of 1.50 m.(a)How much work is done by the lifting force?... Asked on September 10, 2006 at 2:42 AM wow,roger i think you are really smart.,thanks Ok, I'll take that as a compliment, but did you act... Asked on September 10, 2006 at 6:15 AM a 12.0 kg box is released from the top of smooth incline that is 5.00m long and makes an angle 40 de... Asked on September 10, 2006 at 6:22 AM Two masses are held while suspended on a frictionless pulley.Their masses are 0.250 kg and 0.200 kg.... Asked on September 10, 2006 at 12:43 PM A car travels on a straight road for 40km at 30km/h. It then continues in same direction for 40km at... Asked on September 10, 2006 at 4:10 PM how would i do 2x+12=5x+8-x????????? 2x+12=5x+8-x This seems to be a continuing question.... Asked on September 10, 2006 at 4:59 PM A rock is thrown vertically upward with a speed of 11.0 from the roof of a building that is 70.0 abo... Asked on September 10, 2006 at 6:13 PM