This question recently came up on the AP Chemistry listserv, and rather than answering it there (where I like to keep things strictly AP Chem if I can), I thought I would give the answer that I gave when I researched my book, “How To Make A Universe With 92 Ingredients‘, here instead.
The answer is ‘yes and no’, and it depends on how you count them. The relevant piece from the book is pictured below.
92?
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It’s 4.5 billion is it and not 4.5 thousand? how is that worked out?.
Yes, it’s billion, and it’s science.