Aqua regia is a mixture of concentrated nitric (HNO3) and hydrochloric (HCl) acids that is used to dissolve heavy metals such as gold (Au). The balanced chemical reactions are

Au(s)+3NO3(aq)+6H+(aq)Au3+(aq)+3NO2(g)+3H2O(l)

Au3+(aq)+4Cl(aq)[AuCl4](aq)

Calculate the volume of nitrogen dioxide gas formed when 0.129 g 0.129 g of gold is dissolved in excess aqua regia using the data provided in the table.

Pressure (atm) 1.000

Temperature (K) 294.65