you have 1.19 g of an unknown acid, h2a(diprotic acid), which reacts naoh . if 36.04 ml of 0.509 m naoh is required to titrate the acid to the equival

What is the value of keq for the reaction expressed in scientific notation?

How many moles is 14.5 cm^3 of platinum? the density of platinum is 21.45 g/cm^3.

4.25g sample of solid ammonium nitrate dissolves in 60.0g of water in a coffee-cup calorimeter, the temperature drops from 22.0 c to 16.9 c. assume that the specific heat of the solution is the same as that of pure water. calculate delta(h) (in kj/mol nh4no3) for the solution proces.