What element forms an ion with an electronic configuration of [kr] and a - 2 charge?

Proof is the standard measure used to determine how much alcohol is contained in an alcoholic beverage

Why is the Pacific Northwest receives so much precipitation?

Based on difference in electronegativities between atoms, which is the most polar bond pair?

Which of the following reactions is a redox reaction? double-replacement acid-base single-replacement

The first shell can hold a maximum of two electrons. How does this explain the valence of hydrogen?

Which quality can vary among atoms of the same element

16. In a reaction that has reached equilibrium, a. The forward and reverse reactions are occurring at the same rate. b. The reactants and products are in equal concentrations. C. The forward reaction has gone further than the reverse reaction. d.

The reaction below has E0 = 0.28V. What is K? Co (s) + 2H + (aq) = Co2 + (aq) + H2 (g)

What type of chemical reaction is NH3

In this experiment, 1-2 mL of saturated sodium chloride is used to transfer the crude product after the initial distillation. Why is saturated sodium chloride, rather than pure water, used for this procedure?