Answer:
optical (optic is the word used for referring to the eye ie optic nerve)
Explanation:
Answer:
a. because it is an element
Explanation:
its pure because it only has one type of atom, making it an element
The experimental density of CO2 at STP is 0.10/0.056=1.78 g/L. The percent error equals to (1.96-1.78)/1.96*100%=9.18%. So the answer is 9.18%.