How many millimeters (mm) would be equivalent to a length of 18.34 furlongs? Present the answer in scientific notation rounded to the proper number of significant figures.

How many molecules are in 6.0 moles of methane

Find the number of moles of argon in 364g of argon.

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 !