Answer:
Gases are easily compressed because of the space between the particles in a gas. ... The pressure decreases because the kinetic energy decreases with the temperature and slower moving particles impact the walls of a contain with less energy.
The prefix 'di' means two. Hence two atoms make up a diatomic molecule.
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Answer:
they have an equal number of positive and negative charges
<span>sunspots, hope this helps!!!!</span>
They are not allike as na atom has 11 elctrons and Na ion has 10 electons. <span>They both have the same nucleus (same number of protons and neutrons). The only difference is that the ion has one less electron than the atom (in this case).</span>