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dissolve the metallic gold particles from the ore.
if the equilibrium of a system is disturbed by a change in temperature, pressure or...
a short way of writing the name of a chemical compound. It shows the composition of the compound...
heterogeneous mixture of solid particles mixed with a liquid. The solid does not dissolve in the...
the sum of the number of protons and neutrons (the nucleons) in the nucleus of an atom. It...