Respuesta :
Examples:
Original element Decay product Half-life (years)
Uranium-238 Lead-206 4.5 billion
Uranium-235 Lead-207 704 million
Rubidium-87 Strontium-87 48.8 billion
Examples:
Original element Decay product Half-life (years)
Uranium-238 Lead-206 4.5 billion
Uranium-235 Lead-207 704 million
Rubidium-87 Strontium-87 48.8 billion