1. Identify the conjugate acid-base pair
a. HCl and NaOH
b. NH4+ and NH3
c. HC2H3O2 and OH-
d. HF and H2O
My guess for this one would be B or D since both of them are similar.
Someone please help me with this?
Check if im right please? Chemistry Question Acid-Base?
2016-07-11 6:47 pm
回答 (1)
2016-07-11 7:06 pm
✔ 最佳答案
An acid changes to its conjugate base by donating a proton (hydrogen ion).A base changes to its conjugate acid by accepting a proton.
Only b fulfills the above criteria.
NH₄⁺ ⇌ NH₃ + H⁺
NH₄⁺ changes to its conjugate base NH₃ by donating a proton.
NH₃ changes to its conjugate acid NH₄⁺ by accepting a proton.
...... The answer is : b. NH₄⁺ and NH₃
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