A liquid has a volume of 34.6ml and a mass of 46g. what is the density

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

The p sub shell can hold up to 8 electrons in an atom. true or false?

What is the percent by mass of magnesium sulfate in mgso4.7h2o