0.05 moles of HCL are added to 2 L of H2O. What is the molarity of the solution? Impossible to answer the question with the information provided.

1.60

0.025M

10.4

When water dissociates, each water molecule splits into a hydroxide ion and a) h 3 o + b) a hydrogen atom c) a hydrogen ion d) h 2 o e) oh —

In a heat of an engine, if 700 j enters the system, and the piston does 400 j of work what is the final internal (thermal) energy of the system if the initial energy is 1,500 j

Areaction in which products can react to re-form reactants is