Answer:
if you search up the periodic table and go to any website it will let you press on the element and it will say if it is a gas,solid or liquid and it might say if it is man made!
Explanation:
i really hope this helps:)
Answer:
One mole of O₂ weighs 32 g
Explanation:
Answer:
1) the mantle is less dense than the core but more dense than the crust.
Because I (iodide) is better leaving group than Cl, so it will leave when this molecule is reacted with strong base (sodium tert-butyl oxide) giving the elimination product provided in picture<span />