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nguyen23012
2 năm trước
Trộn 2 lít dung dịch rượu êtylic có nồng độ 1M, vào 3 lít dung dịch rượu êtylíc có nồng độ 2M. Tính nồng độ mol của dung dịch rượu êtylíc sau khi pha trộn.
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