Question
When [A-] = [HA] at the half-equivalence point, log(1) = ____.
![Henderson: When [A - ] = [HA] at the half-equivalence point , log(1) = 0, so pH = pK a .](/_next/image?url=https%3A%2F%2Fjskzyhmtmidhuwmsgynz.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fcard-media%2Fgeneral-chemistry%2FHenderson_2.png&w=3840&q=75)
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In element notation, A is the ____
In element notation, Z is the ____
____ is the weighted average of the masses of an element's isotopes .
Atomic weight is ____.
The ____ states that an atom is mostly empty space, with electrons orbiting a fixed, positively charged nucleus.
The Rutherford Model states that ____.