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0.500 dm-3 of 2H3PO4(aq)
...doesn't tell us how much acid we have, because we don't know how strong it is.
Quote from: Arkcon on February 13, 2016, 12:55:16 PM...doesn't tell us how much acid we have, because we don't know how strong it is.I think the word you are after is concentrated, not strong. Strong / weak refers more to pKa values.
dissolved in 0.500 dm-3 of 2H3PO4(aq)