what describes the rate of a nuclear decay reaction ?

a) the reaction is fixed but it can be altered by extreme temperatures

b) reaction rate can be affected by the amount of reactant remaining

c) reaction rate can be affected by temperature and pressure

d) reaction rate is fixed so it cannot be increased or decreased

sodium (na), for example, has one electron in its valence shell. this is an unstable state because that valence shell needs eight electrons to be full. in order to fill its valence shell, find a way to add seven electrons to its valence shell

yes

explanation:

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