TECHNOLOGY
PHYSICS & CHEMISTRY QUIZ
Please answer to the following Physics & Chemistry Question. Then you can indicate who must answer question 2.
The presence of what most corrosion-resistant element, named for its multi-hued salts, is considered evidence that an asteroid impact destroyed the dinosaurs?
The presence of what most corrosion-resistant element, named for its multi-hued salts, is considered evidence that an asteroid impact destroyed the dinosaurs?

