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Which of the following acids can react with gold under standard conditions?

A

$HCl$.

B

Diluted ${ H }_{ 2 }S{ O }_{ 4 }$.

C

Concentrated ${ H }_{ 2 }S{ O }_{ 4 }$.

D

$ HN{ O }_{ 3 }$.

E

Aqua regia (3:1 concentrated $HCl$ and $ HN{ O }_{ 3 }$).

F

None of the above.

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