Answer:
Carbon monoxide is neutral but aluminium oxide is amphoteric
Explanation:
⇒ Carbon dioxide is neutral but sometimes it's slightly acidic.
⇒ Aluminium Oxide is amphoteric reacting both with acids and bases
Answer:
the hypothesis is the anawer.
(2) a diatomic molecule
(3) a heterogeneous mixture
(4) a homogeneous mixture
Gold can be flattened into an extremely thin sheet. The malleability of gold is due to the
(1) radioactive decay mode of the isotope Au-198
(2) proton-to-neutron ratio in an atom of gold
(3) nature of the bonds between gold atoms
(4) reactivity of gold atoms