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What are some opportunities of background chemistry?

10-14. (a) when 100.0 ml of weak acid ha were titrated with 0.093 81 m naoh, 27.63 ml were required to reach the equivalence point. find the molarity of ha. (b) what is the formal concentration of a- at the equivalence point? (c) the ph at the equivalence point was 10.99. find pk. for ha. (d) what was the ph when only 19.47 ml of naoh had been added?

Modern weaponry has increased the number of deaths in wars and violent conflicts.

The mass of a neutron is equal to the mass of a proton plus the mass of an electron. true or false false true