[Answered] Magnesium has 12 protons. How many electrons are in its second energy level? a. two b. four c. ...

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neverstopbelieb

Hero Member
Posts: 534

on: Jul 27, 2018

Magnesium has 12 protons. How many electrons are in its second energy level?

a. two
b. four
c. six
d. eight
e. ten

Question 2

_____________ are believed to have formed on Mercury when the planet's interior cooled and shrank.

a. Jumbled terrain
b. The highlands
c. Maria
d. Lobate scarps
e. Sinuous rills

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CAPTAINAMERICA

Sr. Member
Posts: 325

Reply #1 on: Jul 27, 2018

Answer to Question 1

d

Answer to Question 2

d

neverstopbelieb

Hero Member
Posts: 534

Reply #2 on: Jul 27, 2018

Thanks

CAPTAINAMERICA

Sr. Member
Posts: 325

Reply #3 on: Jul 27, 2018

Welcome

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