Chia 60,8 g hh X gồm FeO ,Fe2O3, Fe3O4 thành 2 phần bằng nhau . Phần một cho tác dụng hết với dd HCl dư thì thu được 57,9 g muối khan , phần 2 cho tác dụng vừa đủ với dd hh chứa HCl ,H2SO4 loãng thì thu được 60,4 g hh muối khan . Tính mol HCl trong dd Y? SỬ DỤNG TĂNG GIẢM KHỐI LƯỢNG NHA MẤY BẠN! AI LM ĐC GIÚP MIK VSSSSSSSSSS!

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I. Complete the second sentence so that it has a similar meaning to the first sentence, using the word in bold given in brackets. You must use between three and five words. Do NOT change the word given. 1. It’s time we began to sort through these cupboards. (start) -> It’s time we __________________________________ through these cupboards. 2. I don’t think it’s likely that you’ll win the competition. (chance) -> I think there is _______________________________________ the competition. 3. It’s not worth waiting for the rest of the group. (point) -> There’s _______________________________________ the rest of the group. 4. I realized that I was standing outside the house I was looking for. (myself). -> I _________________________________ outside the house I was looking for. 5. You need to watch Lauren closely to make sure she does her work properly. (sharp) -> You need to ________________________________ Lauren to make sure she does her work properly. II. Finish each of the following sentences in such a way that it means exactly the same as the sentence printed before it. 6. The film didn’t come up to my expectations. -> The film fell ______________________________________________________ . 7. The two sides never looked likely to reach an agreement. -> At no time _______________________________________________________. 8. My new boss has difficulty in getting up early in London -> My boss is ______________________________________________________. 9. I do like carrots, but I don’t want to eat them every day. -> Much as _________________________________________________________. 10. He speaks German extremely well. -> He has __________________________________________________________.