7.下列物質(zhì)中,屬于純凈物的是 A.白酒 B.加碘鹽 C.鋼 D.干冰 查看更多

 

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下列物質(zhì)中,屬于純凈物的是                                                                                                                                                                                                               

A.白酒B.加碘鹽C.食用醋D.干冰

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下列物質(zhì)中,屬于純凈物的是

A.白酒B.加碘鹽C.食用醋D.干冰

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下列物質(zhì)中,屬于純凈物的是                                                                                                                                                                                                               

A.白酒             B.加碘鹽           C.食用醋           D.干冰

 

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下列物質(zhì)中,屬于純凈物的是

A.白酒             B.加碘鹽          C..食用醋        D.干冰

 

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下列物質(zhì)中,屬于純凈物的是

 

 

A.白酒          B.加碘鹽      C.食用醋       D.干冰

 

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