In the process of seafloor spreading, where does molten material rise from the mantle and erupt? O along the edges of all the continents O along the mid-ocean ridge O in deep-ocean trenches at the north and south poles​

How much heat is released upon converting one mole of steam (18.0 g) from 100.0 ∘c to water at 25.0 ∘c? show work and constants, trying to figure out how it works. only given the heat capacity for steam and water so try to only use that

What is the volume of the fluid in the graduated cylinder with accuracy and measured to the correct degree of precision? 41.2 ml 42.0 ml 41.23 ml 41.89 ml

Calculate the percent composition by mass of each element in al(oh)3. use at least three significant figures.