An air mass is a body of air with the same •temperature
•humidity
•Density
•all of the above

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.

Which change to the system wood cause the freely-moving piston to lower?

What information does a complete ionic equation give that the balanced equation doesn’t show?