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【单选题】
下列物质中,难溶于氨水而易溶于 Na2S2O3 溶液的是
A.
AgI
B.
Ag2S
C.
AgBr
D.
AgCl
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A.
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B.
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C.
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A.
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B.
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C.
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A.
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A.
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A.
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B.
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A.
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B.
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