Belinda wrote the following phrase to describe the movement of particles in a state of matter.

"marbles glide past one another."

which state of matter did belinda most likely describe?

gas
liquid
plasma
solid

At stp, what is the volume of 1 mole of co2?

A4.86 g piece of metal was placed in a graduated cylinder containing 15.5 ml of water. the water level rose to 17.3 ml. what is the density of the metal. i need the steps of how to solve it to so i can use a formula to work out other problems.

As we move from left to right across the periodic table, what is the general trend? a) atomic radii increase. b) electronegavitiy decreases. c) nuclear shielding increases. d) metallic character decreases.