Gold is soluble

  1. HNO3
  2. K2SO4
  3. Aqua Regia
  4. Potassium Nitrate
Anurag Mishra Professor Asked on 23rd April 2016 in General Knowledge.
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    Answer: (3) Aqua Regia 

    Anurag Mishra Professor Answered on 24th April 2016.
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