A radioactive substance has a decay constant equal to 4.4 x 10-8 s-1. What is the half-life of this substance

Which are forms of frozen water? check all that apply. dew frost hail rain sleet

Many ionic compounds and a few highly polar covalent compounds are because they completely ionize in water to create a solution filled with charged ions that can conduct an electric current.

Correct relationship between molecular formula and empirical formula