How many oxygen atoms in 2.28 mol hno3 ?

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 organism shown is a free-living one that is anchored to the bottom of ponds and streams during one stage of its life cycle what is the common name for the group to which this organism belong

The diagram below shows the different phase transitions that occur in matter. which arrow represents the transition in which dew is formed?