mattermassweightelementatomsThe four most abundant elements in the body: OxygenThe four most abundant elements in
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the body: Carbon
The four most abundant elements in the body: Hydrogen
The four most abundant elements in the body: Nitrogen
proton
Neutron
Electron
atomic number
mass number
Isotope
atomic mass
Avogadro's number(mole
Differences between ionic & covalent bonds: Ionic
Differences between ionic & covalent bonds: Covalent
Differences between ionic & covalent bonds: Compare
molecule
Bond
Explain what creates a hydrogen bond
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