Home > Preview
The flashcards below were created by user
on FreezingBlue Flashcards.
the rarest element on Earth (approx 28g in the Earth's entire crust.)
called the most expensive substance in the world (as much as $68 million for one gram.)
A corrosive acid that can dissolve glass..
But is still considered a weak acid?
What would you like to do?
Home > Flashcards > Print Preview