A few days ago
Anonymous

Hydrogen questions.?

Um i need help. 1) find out the amount of your element in the crustal rocks of earth. how do i do that? and also 2) report the chemical formula of the simplest flouride and oxide compounds. 3) write the isotope symbol and natural abundance. how do i do those? please help.

Top 1 Answers
A few days ago
winter_new_hampshire

Favorite Answer

#1.) Visit this page.

http://www.science.co.il/PTelements.asp?s=Earth

#2.)Just guessing:

http://en.wikipedia.org/wiki/Calcium_fluoride

And Carbon Dioxide maybe.

#3.)

Maybe…

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