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lyminh1979
2 năm trước
một lượng khí ở nhiệt độ 20 độ c có thể tích 2 lít và áp suất 4 atm. khi áp suất tăng thêm thể tích của khí là 1,5 lít. khi đó, nhiệt độ khối khí là bao nhiêu ( giải bài toán)
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