Episódios
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This episode is about element symbols!!
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Today’s Episode is about atomic structure. It talks about the subatomic particle and what they have to do with the atomic and mass numbers!!
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Estão a faltar episódios?
This episode is about element symbols!!
Today’s Episode is about atomic structure. It talks about the subatomic particle and what they have to do with the atomic and mass numbers!!
Estão a faltar episódios?