Currently we understand that long-term potentiation, also called LTP, and memory are deeply interconnected. We know that memory is based on a neurochemical basis and that long-term-potentiation is one of the proposed and possible mechanisms that explain how memory works.
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Your question is badly written. unless you're looking for the avagrados number than its 6 x 10^23 and it means that for every one mole there that number.
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