Aqueous sulfuric acid
H2SO4
will react with solid sodium hydroxide
NaOH
to produce aqueous sodium sulfate
Na2SO4
and liquid water
H2O
. Suppose 6.9 g of sulfuric acid is mixed with 11.2 g of sodium hydroxide. Calculate the minimum mass of sulfuric acid that could be left over by the chemical reaction. Be sure your answer has the correct number of significant digits.