Which acid (or chemical) dissolves both Silver (Ag) and Gold (Au) {together}at the same time? Chemistry 1 Answer anor277 Jun 19, 2018 I think you are looking for #"aqua regia"# Explanation: ...a mix of conc. nitric and conc. hydrochloric acids that has the property of dissolving gold.... See here and here. The active ingredient is the highly oxidizing nitrosyl chloride, #NOCl#... Answer link Related questions How do I determine the molecular shape of a molecule? What is the lewis structure for co2? What is the lewis structure for hcn? How is vsepr used to classify molecules? What are the units used for the ideal gas law? How does Charle's law relate to breathing? What is the ideal gas law constant? How do you calculate the ideal gas law constant? How do you find density in the ideal gas law? Does ideal gas law apply to liquids? Impact of this question 1043 views around the world You can reuse this answer Creative Commons License