Que sucede cuándo un pedaso de tronco se pone en un fogata​

The enthalpy of formation of water is -285.8 kj/mol. what can be inferred from this statement?

When determining the shape of a molecule, it is important to draw a lewis dot structure first in order to see the total number a. electrons within the moleculeb. bonding and unshared pairs around central atomc. unshared pair within the molecule( i really need it )

Over the last 90 years, scientists have added to the body of evidence supporting the big bang theory. what is the latest piece of evidence discovered in 2014?