In which sample are the particles arranged in a regular geometric pattern? a. hci (l) b. i2 (s) c. n2 (g) d. naci (aq)

In order to calculate the amount of heat transferred you must know the __ and specific heat of the material, as well as the change in temperature. a. volume b. density c. mass d. enthalpy

If 22.5 liters of oxygen reacted with excess of hydrogen, how many liters of water vapor could be produced?

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 !