The Keq is 0.0420 for the equilibrium reaction PCl4 (g) PCl3 (g) + Cl2 (g). Determine the equilibrium concentrations of all the species if the initial concentration of PCl5 is 0.0500M. Show work please

Find the protons, electrons and neutrons for strontium with a mass of 83

1. baking powder is a 1: 1 molar mixture of cream of tartar (khc4h4o6) and baking soda (nahco3). a recipe calls for two teaspoons (a total of 8.0 grams) of cream of tartar. how much baking soda must be added for both materials to react completely?

If the element whose electric configuration ends in the d sublevel, the element is calssified as? a.inner transition b.noble gases c.representative d. transition