A small piece of aluminum metal is dropped into a test tube containing 1.0 mL of conc. Nitric acid. The metal dissolved and bubbles were produced. Which statement CORRECTLY describes the reaction? a. Hydrogen decomposed into hydrogen gas. b. Aluminum replaced hydrogen in nitric acid. c. The reaction is classified as decomposition reaction. d. The reaction is classified as a double replacement reaction.  e. Two of the above

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