se conbinan 40g de SO2 y 25g de O2 determine el porcentaje en masa del exceso con respecto a su masa inicial

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 are fructose and glucose an example of?

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