Dẫn 4,48 lít CO2 (đktc) vào dd có hòa tan 0,15 mol Ca(OH)2. Tính khối lượng muối không tan thu được sau phản ứng

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Finish the second sentence so that it means the same as the first one. 1. Peter hasn't had his hair cut for over 3 months. -+ It is ..................................................................................................................................................................... .. 2: I meant to post that letter before lunch. -+What ........................................... .-......................................................................................................................... . 3. People will only become aware of the problem if you increase the publicity. -+ Only if ................................................................................................................................................................... . 4. Scientists have tried very hard to find a cure for AIDS. -+ Enormous ............................................................................................................................................................. . 5. Success depends on hard work. -+ The harder ............................................................................................................................................................ . 6. She thought it was too difficult for her to finish the job by lunchtime. -+ She found ............................................................................................................................................................ .. 7. They thought that the little girl had found out the keys accidentally. -+ The keys .............................................................................................................................................................. . 8. Someone has suggested abolishing income tax. -+It .......................................................................................................................................................................... . 9. It was wrong of you to allow a 4-year-old child to walk home alone. -+ You should ........................................................................................................................................................... . 10. We were late for the meeting because it rained heavily. -+ But for .................................................................................................................................................................. ..