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HELP ME PLEASEEE WITH CHEMISTRY HOMEWORK
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HELP ME PLEASEEE WITH CHEMISTRY HOMEWORK

HELP ME PLEASEEE WITH CHEMISTRY HOMEWORK-example-1
User Landyman
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1 Answer

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Answer:

Step-by-step 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)

User Tim Joseph
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