PLZZ HURRY BEST ANWSER GETS Consider the following enthalpy diagram.
What is the overall enthalpy change DHrxn for the system?
-1,300 kJ
-300 kJ
300 kJ
1,300 kJ

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

1. explain hydrogen peroxide, h 2 o 2 properties and decomposition reaction. 2. describe how each of the following natural cycles plays a part in earth’s climate system. (a) the water cycle (b) the carbon cycle

Consider this initial-rate data at a certain temperature for the reaction described by