Why is a solution not a pure substance? it is made up of two substances that are chemically combined. it is made up of one substance. it is a mixture between a solute and solvent. the solute and solvent cannot be separated.

I’m an electrically neutral atomic any element, there are equal numbers of

Which is a characteristic of the electron sea model for metallic bonding? molecular orbitals overlap to produce bands. electrons flow easily between metal nuclei. electrons are in fixed positions in the orbitals. atomic nuclei are arranged in an irregular pattern.

Aweight lifter raises a 1600 n barbell to a height of 2.0 meters. how much work was done? w = fd a) 30 joules b) 3000 joules c) 320 joules d) 3200 joules