PLZ HELP!!! 20 POINTS Describe how to prepare 750.0 mL of a standard 2.00 M sulfuric acid solution. Be sure to identify any special lab equipment required. Show all calculations.
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Ответ:
(ii) represents the central nucleus which contains the atoms protons and neutrons.
(iii) the three main subatomic particles that form an atom are protons, neutrons, and electrons. The center of the atom is called the nucleus