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hongocquy94
2 năm trước
- Dựa vào hình 13.2,hãy cho biết không khí gồm những thành phần nào. - Khí ô-xy, hơi nước, khí các-bo-nic tuy chiếm tỉ lệ nhỏ nhưng lại có vai trò rất lớn. Hãy cho biết vai trò của khi ô-xy, hơi nước và khí các-bo-nic đối với đời sống và sản xuất của con người. địa
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