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lehongthanh2014
2 năm trước
nung đá vôi (thành phần chính là CaCo3) được vôi sống CaO và khí cacbonic Co2 a. viết phương trình hóa học của phản ứng ? b, phản ứng nung vôi thuộc loại phản ứng hóa học nào ? vì sao
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