PLEASE HELPPP AND THANK YOU

In an exothermic reaction the bonding energy of the product is: less than the reactants same as the reactants greater than the reactants dependent upon the presence of a catalyst

If 22.5 liters of oxygen reacted with excess of hydrogen, how many liters of water vapor could be produced?

Precision can be defined as the o exact center of a data set. o reproducibility of a measured value. o correlation between two variables that are measured in a data set agreement between a measured value and an accepted value.