Topic 2 - The chemistry of life

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Topic 3

Chemistry of Life

3.1 Chemical Elements and Water

Biochemistry introduction Atoms

-Proton -has a positive charge and a relative atomic mass of +1

-Neutron -does not have a charge and has a relative atomic mass of 1

-Electron -negligible mass and has a negative -ve charge

Protons and Neutrons are found in the nucleus with the electron(s_ spining around

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