What are some facts about beryllium?

The blackbody curve for a star name zeta is shown below. what is the peak wavelength for this star ?

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

Click the button that shows the correct relationship of the electron affinities of the elements sodium and phosphorus. sodium’s electron affinity value is more negative than the electron affinity value of phosphorus. phosphorus’ electron affinity value is more negative than the electron affinity value of sodium. this information cannot be determined using the periodic table. answer is b on e2020.