It is the new temperature when 10 L at 5 K is compressed to 4.00 L?
0.5 K
20 K
25 K
2K

Aradio signal from a gps satellite take only about 0.067 seconds to reach a gps reciever. if the speed of light is about 300,000km/s, then approximately how far away is the reciever from from the satellite?

What is the ph of a solution that has a hydrogen ion concentration of 1.0 * 10 -9 m?

Some liquids can be distilled, but only at temperatures that are so high that it is impractical, or so high the compound decomposes. explain why distillation such compounds at significantly less than atmospheric pressure (some degree of vacuum) would solve this problem.