This question is about iron.
State the nuclear symbol notation, A X, for iron-54.

Use the drop-down menus to answer each question. which runner finished the 100 m race in the least amount of time? which runner stopped running for a few seconds during the race? at what distance did anastasia overtake chloe in the race?

What is the correct lewis structure for chloroform chcl3

Which of these conditions most likely produces an unstable isotope?