How many atoms are in 17.5g in lead

Diffraction is when light is bent around obstructions. which of the these observation about clouds would indicate diffraction? a) after rain storms, you can sometimes see rainbows. b) clouds are white or gray and cannot be seen through. c) on a cloudy day, the temperature tends to be cooler than a sunny day. d) the edges of dark clouds appear lighter. this

In which block of the periodic table is uranium (u) found? s blockd blockp blockf block

Which of these is an intensive property of a substance