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Chemistry Uncategorized Science

How do i calculate pH given the acid constant?

For a weak acid, HA...HA ==> H^+ + A^-Ka = [H+][A-]/[HA]pH = -log [H+] so from pH you can calculate [H+] from antilog [H+]. This is also the [A-].Plug these values into the K (MORE)

How many atoms in Li3N?

Depends on the number of formula units. In one formula unit there are 4 atoms.
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Is soil a element or compound?

Soil is neither an element nor a compound. It is a mixture.
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