aheimjoild2 aheimjoild2
  • 20-10-2017
  • Chemistry
contestada

The atomic number of krypton (Kr) is 36, and its mass number is 84. How many neutrons does it have?



18



36



48



72

Respuesta :

jm3872 jm3872
  • 20-10-2017
mass # - atomic # =
# neutrons

84 - 36 = 48

Answer = 48 neutrons
Answer Link
kalibkitwana kalibkitwana
  • 25-10-2017
The answer is letter c 48 
Answer Link

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