Who am I? I am a colorless, oderles, non-toxic that is gas much lighter than air. I am the second most abundant and second lightest element in the known universe and am one of the elements believed to have been created in the Big Bang. I am used in balloons and blimps.
E-mail with your answer at dwilliams@reading.k12.ma.us Include the element's chemical symbol.
Image taken from: abbmoonwalks.com
E-mail with your answer at dwilliams@reading.k12.ma.us Include the element's chemical symbol.
Image taken from: abbmoonwalks.com
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