Chemistry
Candle is a mixture of

Bees wax and stearic acid
Paraffin was and stearic acid
Higher fatty acids and stearic acid
Bees wax and paraffin wax

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Chemistry
Aqua regia is a 1 : 3 mixture, by volume, of

Conc. hydrochloric acid and conc. nitric acid
Conc. sulphuric acid and conc. nitric acid
Conc. nitric acid and conc. hydrochloric acid
Conc. nitric acid and conc. sulphuric acid

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