Hiya! I need to know a few things Are the following compounds Ionic, covalent, or metallic?
NaI
lactose
iodine
Sn
Then these following I need to know if they are ionic, Nonpolar covalent, polar covalent, or metallic!
Iodine Chloride
Co(NO3)2
Sulfur, S8
Pb
Thank you in advance!

Calculate the frequency of a wave in a spring toy. the wave has a speed of 1.1 meters per second and a wavelength of 0.1 meters. *

According to the kinetic-molecular theory, what happens to a liquid when it is transferred from one container to another? the volume and the shape stay the same. the volume increases to fill the new container, but the shape stays the same. the volume stays the same, but the shape changes to fit the new container. the volume and the shape change to fill the new container.

What causes most sediment to wash or fall into a river