How do we calculate how fast (speed) Earth is rotating on its arist speed = distance / time
speed = distance x time
speed = time / distance

How many molecules are in 6.0 moles of methane

Which statement would indicate the presence of an acid

If you try to move a piano and are unable to move it, did you perform any work in the scientific sense of the word? yes? or no? this question is worth 20 points! let it be correct!