3.What is the uncertain digit in each of the following measurements? a.34.5698 g b.3.97 mL c.8.5 cm d.125. 0 OC

Substance x has a fixed volume, and the attraction between its particles is strong .substance y had widely spread out particles and can be compressed what can most likely be concluded about these substances

An atom of which element reacts with an atom of hydrogen to form a bond with the greatest degree of polarity ?

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 !