Compute the pH of the resulting solution if 72 mL of 0.85 M acid is mixed with 31 mL of 0.40 M base. Let's do this in steps: (use 2 sig figs in your answer) How many moles of acid before reaction

One of the following properties was originally used to arrange elements on the periodic table, but is no longer used to organize the modern version. which property fits this description?

The bond energy for the van der waals bond between two helium atoms is 7.9×10−4ev. assuming that the average kinetic energy of a helium atom is (3/2)kbt, at what temperature is the average kinetic energy equal to the bond energy between two helium atoms

The polymer used for the nonstick surface of cooking utensils is 24.0%c and 76%f by mass. what is the empirical formula of this polymer?