gabymcarrillo gabymcarrillo
  • 10-02-2021
  • Chemistry
contestada

Atom X contains nine protons and seven neutrons. Atom Z contains nine protons and eight neutrons. Which of the following statements correctly describes the two atoms? (AKS 1a/DOK 1)

A.
They have the same mass number

B.
They are radioactive

C.
They are isotopes

D.
They are atoms of different elements

Respuesta :

JET242 JET242
  • 10-02-2021
I thinks the it is question A.
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