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 :

20-10-2017

mass # - atomic # =
# neutrons

84 - 36 = 48

Answer = 48 neutrons

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kalibkitwana kalibkitwana

25-10-2017

The answer is letter c 48

Answer Link

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