【简答题】
(12分)写出下列反应的化学方程式,有离子方程式的还要写出离子方程式:
(1)铜与浓硫酸反应_______________________________________________
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(2)铜与浓硝酸反应_______________________________________________
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(3)铜与稀硝酸反应_______________________________________________
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(4)木炭与浓硝酸反应_______________________________________________
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(5)SO
2通入氯水中_______________________________________________
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(6)NH
3的催化氧化_______________________________________________
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