Below you will find the solution for: It's the only chemical element that weighs less than helium Jeopardy .
Since you already solved the question It's the only chemical element that weighs less than helium which had the answer HYDROGEN, you can simply go back at the main post to check the other answers. You can do so by clicking the link here Jeopardy February 19 2020
Get the Daily Jeopardy Answers straight into your inbox absolutely FREE!