trộn 100ml dd na2so4 0,5M với 100ml dd cacl2 0,4M thì thu được 1 lượng kết tủa đúng bằng lượng kết tủa thu đc khi trộn 100ml đd na2so4 đã cho với 100ml dd bacl2 1 tính kl kết tủa 2 tính nồng độ mol các chất trong dd sau pư đầu tiên

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Exercise 3. Combine these pairs of sentences using "so……..that" 1. That woman was very tall. She could almost touch the ceiling. _________________________________________________________________________________________ 2. This coat is very big. I can't wear it. _________________________________________________________________________________________ 3. The coffee was so strong. She couldn't go to sleep. _________________________________________________________________________________________ 4. That bag was very heavy. None of us could carry it. _________________________________________________________________________________________ 5. The stadium is very large. It can hold 60,000 people. _________________________________________________________________________________________ 6. Those lessons are very difficult. He can't understand them. _________________________________________________________________________________________ 7. She was very busy. She couldn't do the housework. _________________________________________________________________________________________ 8. The climate was very bad. All the plants couldn't grow well. _________________________________________________________________________________________ 9. I'm very tired. I couldn't keep my eyes open. _________________________________________________________________________________________ 10. That boy is very lazy. He never does his homework. _________________________________________________________________________________________