Balance each of the following equations. a. H2SO4+ NaOH âNa2SO4 + H2O
b. C2H5OH +O2 â CO2 + H2O
c. NH3 + O2 â NO2 + H2O
d. C3H8 + O2 âCO2 + H2O

Inside a flashbulb, oxygen surrounds a thin coil of magnesium. when the flashbulb is set off, a chemical reaction takes place in which magnesium combines with oxygen to form magnesium oxide. which of the chemical equations matches the reaction above? a. mg + o2 mgo2 + energy b. 2mg + o mg2o + energy c. 2mg + o2 2mgo + energy d. mg + o mgo + energy

Achemical reaction is done in the setup shown , resulting in a change of mass. what will happen if the same reaction is done in a sealed container that is placed on the electronic balance?

Is of of 3- ? a. 1--3- b. 1--2- c. 1--3- d. of