Atomic Mass - depend on sample size Intensive properties...

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Atomic Mass (A): # of protons + # of neutrons Atomic Number (Z): # of protons in nucleus, # of electrons in the neutral atom A – Z = # of neutrons Atomic Radius > Nuclear Radius 1 nm = 10^-9m Isotopes: C-12, C-13, C-14 (Atomic Mass) Extensive properties
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Unformatted text preview: : depend on sample size Intensive properties : independent of sample size 1 mole = 6.022 x 10^23 particles 1 mole = amount of pure substance that contains the same # of particles as atoms in exactly 12.0g of C-12...
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