I think the number of protons in the nucleus the number of valence electrons atomic mass...
Physical Properties<span>: </span>Physical properties<span> can be observed or measured without changing the composition of matter. </span>Physical properties<span> are used to observe and describe matter. so physical changes are the change in temperature of the land and the evaporation of water and change humidity of the air. chemical change is the ripening of the orange</span>
Answer:
No because water needs to have no salt
Explanation:
The existence of spectra can help the existence of atoms by expanding and multiplying in the law of London Dispersion
