An increase in volume will lower the density

The experiment was repeated many years later but the gases were mixed in a different type of container. a white solid was obtained which was xenon fluoride. predict whether you think 1) krypton and 2) radon will react with fluorine. explain reasons for your predictions

What is the speed of an object at a given moment?

Is the portion of the electromagnetic spectrum that has a frequency just above that of visible light.