A student performing this procedure used 1.785 g of salicylic acid (MM 138.12 g/mole) with 5.2 ml of acetic anhydride (density = 1.08 g/ml, MW 102.09 g/mol). Determine the limiting reactant.​

What’s the percent by mass of carbon in c10h14n2

Which of the following observations indicates that there is a small, dense, positively charged part in the center of an atom? some uncharged particles are scattered by a gold foil. all uncharged particles are attracted towards a gold foil. all positively charged particles pass straight through a gold foil. some positively charged particles bounce back from a gold foil.

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 !