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thuyanhtranvo
2 năm trước
hòa tan 8g lưu huỳnh trioxit vao nước thu được 250 ml dd axit (D=1,1g/ml) a) tính nồng độ mol dd axit thu được b) tính c% các chất có trong dd sau phan ứng
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AI làm đúng mình vote nha : II. Complete with the infinitive or gerund of the verbs in brackets. 1. She stopped at Smith’s ……………… (buy) the newspaper. 2. They suggested ……………… (have) a pizza for dinner. 3. I can’t afford ……………… (buy) a house till I get a job. 4. She is used ……………… (speak) in public. 5. Ben promised his parents ……………… (study) harder. 6. Stop ……………… (make) so much noise or you’ll wake up the baby. 7. She denied ……………… (break) the window but I knew she was guilty. 8. My parents don’t allow me …………… (stay) out late at night. 9. Would you mind ……………… (lend) me your dictionary? 10. I managed …………… (find) the place with the help of a map. 11. My mobile doesn’t work.–Try ………… (change) the batteries. 12. Please remember …………… (study) for the test on Monday. 13. I don’t feel like ……………(go) out. I’d rather stay at home. 14. She hit the child and made her …………… (cry).

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