What are the products in the following double-displacement reaction? cacl2 + na2co3

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?

Part of molten rock at mid-ocean ridges

1) this is the structure in the cell nucleus that houses a cell's genetic information