I believe the best answer to that question wud be D. I cud b wrong
453.87 (whatever label you use, most highschools are different but i dont want to give you the wrong label!)
54 would be the correct answer i beleive
Answer:
FeF3
Explanation:
You have to break this problems down and know the naming rules.
- symbol for iron - Fe
- symbol for fluoride - F
- Add together - FeF
- Now, add the 3
- FeF3
- Hope that helps! Please let me know if you need further explanation.