Khi cho 9,6 gam Mg tác dụng hết với dung dịch H2SO4 đậm đặc, thấy có 49 gam H2SO4 tham gia phản ứng, tạo muối MgSO4, H2O và sản phẩm X. X là?

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Help me ! Homework : Rewrite sentences without changing the meaning 1.We aren't allowed to go home late - We ................................................................................. 2.You don't have to wear astronaunt outfits on Space day. You don't............................................................................. 3.Custom is not similar to tradition Custom is................................................................... 4.people pass down tradition to the next generations Tradition.................................................................................... 5.This custom is so popular that everyone knows it. It's such............................................................................................... 6.There are some stilt house in my village. My village.............................................................................................. 7.I'll ask the shopkeeper how much the shawl is I'll ask the shopkeeper what........................................ 8.They are building a bridge in this area A bridge.......................................................................... 9.This country is so multicultural that many tourists visit it Many tourists................................................................ 10.What are these stilt house made of ? What................................................................................. 11.There are some stilt house in my village My village..........................................