What equation explains how the first matter formed from pure energy ??

As the universe cooled, conditions became just right to give rise to the building blocks of matter – the quarks and electrons of which we are all made. A few millionths of a second later, quarks aggregated to produce protons and neutrons. Within minutes, these protons and neutrons combined into nuclei

Explanation:

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The teacher is mostly talking about the distillation of a mixture