Use what you know about valence electrons and the octet rule to explain why alkali metals are more likely to lose electrons than gain them.

Stage in which a typical star has completely stopped fusion

Need what is special about water as a compound? how does water regulate climate? what drives water evaporation?   why is the water vapor fresh water when it rises from the ocean? why might freshwater in the form of snow take longer to enter the water cycle again than liquid precipitation?   what is an aquifer? what role do people play in the water cycle? plz just answer as many as you can ! thx if you !

What is the most common reason for matter changing its state?