[Answered] Which of the following is a positive ion? A) Na+ B) Ca2+ C) Mg2+ D) Al3+ E) all of the ...

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Author Question: Which of the following is a positive ion? A) Na+ B) Ca2+ C) Mg2+ D) Al3+ E) all of the ... (Read 89 times)

schs14

Hero Member
Posts: 569

on: Aug 27, 2018

Which of the following is a positive ion?

A) Na+
B) Ca2+
C) Mg2+
D) Al3+
E) all of the above

Question 2

If two protons and two neutrons are removed from the nucleus of the oxygen-16 isotope, a nucleus of which element remains?

A) nitrogen-12
B) carbon-12
C) neon-18
D) carbon-14

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beccamahon

Sr. Member
Posts: 338

Reply #1 on: Aug 27, 2018

Answer to Question 1

E

Answer to Question 2

B

schs14

Hero Member
Posts: 569

Reply #2 on: Aug 27, 2018

Thanks

beccamahon

Sr. Member
Posts: 338

Reply #3 on: Aug 27, 2018

Welcome

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