Do the elements in group 7 of the periodic table react with metals to form covalent compounds, ionic compounds, neither, or both?

What is the mass of 4 molecules of co2

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

A650 ml sodium bromine solution has a bromide ion concentration of 0.245 m. what is the mass (g) of sodium bromide in solution? a) 103.b)0.00155.c)16400.d) 16.4.e) 0.159