How many grams of KOH do we need to make 250.0ml of a 0.75 M

What are four significant sources of ghgs that come from wostem washington?

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.

Witch two conditions can limit the usefulness of the kinetic molecular theory in describing gas behavior?