Nucleus - Positively charged core of the atom, cloud - location of electrons , Proton - positive charge, one - mass of proton or neutron is __ amu, protons - located in the nucleus with neutrons (plural), massnumber - measured in amu and includes protons and neutrons (2words), neutron - has no charge, ion - an atom that has lost or gained electrons, isotope - atoms which have different mass numbers but have the same atomic number, average - atomic mass is a weighted __, symbol - mass number and atomic number are shown in this __notation, hyphen - the mass number follows a dash in this __ notation, twentysix - the atomic number of iron, thirty - the number of neutrons in iron-56, eleven - atomic number of sodium, four - number of neutrons in Li-7, six - number of protons in C-14, five - Number of electrons in neutral atom of Boron, neutral - electrons equal protons in __ atom, eighteen - number of electrons in Ca 2+,

Xword Subatomic Particles

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