baileeeyyy baileeeyyy
  • 23-09-2022
  • Chemistry
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HELP ME PLEASEEE WITH CHEMISTRY HOMEWORK

HELP ME PLEASEEE WITH CHEMISTRY HOMEWORK class=

Respuesta :

ghorbanysadra12 ghorbanysadra12
  • 23-09-2022

Answer:

Explanation:

11- d

12- dont know

13- c

14- d = 30

15-  b =64

16- c = 34

17-  positive= 19 protons , negative= 19electrons , neutral = 39 - 19 = 20 notrons

18- chlorine-35

because atomic mass (35.453) is close to (35)

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