Define cell and atom​

The key difference between cell and atom is that a cell is made of molecules whereas atoms make up molecules. Cells are the smallest functioning unit in a living organism. ... Hence, an atom is the smallest unit of matter. Usually, a cell is on the micrometre scale while an atom is in the angstrom scale.

Explanation:

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The key difference between cell and atom is that a cell is made of molecules whereas atoms make up molecules. Cells are the smallest functioning unit in a living organism. ... Meanwhile, atoms make up these macromolecules. Hence, an atom is the smallest unit of matter.

o conteúdo de calor de um sistema é igual à entalpia apenas para um sistema que é constante