Answer: 
Explanation: Because barium is in Group 2, it forms ions with a charge of +2. Fluorine, in Group 17, form ions with a charge of -1. Cross the charges to get the subscripts (Since Ba has a charge of +2, F has a subscript of 2. Because F has a charge of -1, Ba needs a subscript of 1). Therefore, a formula unit of the compound is
.
Answer:
Conduction
Explanation:
The handle is touching the pot.
And I got it wrong
I’m not your just blind. I’m sorry
Answer: Trade winds :)
Explanation: just took the test
Explanation:
Electronic configuration of Nitrogen -
₇N = 1s² 2s² 2p³