A sample of nitrogen occupies a volume of 250mL at 25*C. What volume will it occupy at 95*C.

If a planet rotates 360 degrees during a 24 hour time period, what does that tell us about the planet? a. the middle of the planet is in darkness b. the seasons on the planet vary every day. c. the planet runs on a 12-hour time clock. d. the temperature on the planet varies daily.

The wave shown on the electromagnetic spectrum disturb the medium it passes through a)different frequency. b)the same frequency .

According to the vsepr theory what is the shape of a molecule that has a central atom valence three other items with no lone pairs of electrons