Answer:
a. NH₃ : base
CH₃COOH (acetic acid) : acid
NH₄⁺ : conjugate acid
CH₃COO⁻ : conjugate base
b. HClO₄ (perchloric acid) : acid
NH₃ : base
ClO₄⁻ : conjugate base
NH₄⁺ : conjugate acid
Hope this helps.
In earths surface or the bottom of the Ocean
Answer:
95% Copper and 5% Zinc
Explanation:
Easy stuff read in the chemistry book...