Which of the following is a hydronium ion?
a.) h2o
b.)h3o+
c.)oh-
d.)h+

18. use the activity series to predict whether the following synthesis reaction will occur. write the chemical equations for the reaction if it's predicted to occur. (s) + o2(g) -> *note: it is possible.*

The boiling point of liquids is very high what does it indicate

To find the enthalpy of a reaction in the lab, you measured the of the reactants and the change during the reaction.