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2 năm trước
để khử hoàn toàn 38,6 gam hỗn hợp gồm cuo, fexoy, zno thì cần 11,2 lít khí co vậy nếu cho hỗn hợp này tác dụng với dd hcl thì thu được bao nhiêu gam muối?
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1.They lived in Seoul some years ago -> They 2.John stopped smoking -> 3.Miss Huong left the hospital last week -> Miss Huong 4.Mrs.Chi taught us English when we were pupils ->Mrs.Chi 5.They destroyed the flower garden in the park ->They 6.They often went to Vung Tau at weekend -> They 7.Peter doesn't smoke any more -> Peter 8.Jim was my best friend, but we aren't friends any more ->Jim 9.My parents lived in the USA when that were young ->My parents 10.When he was younger, my uncle was a national swimming champion ->My uncle 11.I had a lot of money but I lost it all when my business failed -> I 12.She no longer goes fishing ->She 13.No longer do they play soccer ->They 14.He no longer stays here with us ->He 15.Her family isn't poor any more ->Her family 16.They no longer feed their children this way ->They 17.He doesn't work in San Francisco any more ->He 18.No longer does she love him -> She Mấy câu này là chuyển từ dạng gì sang dạng gì vậy ạ? Giúp mình với, mình cảm ơn nhiều lắm ạ!!

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