giải chi tiết vs ạ. Vote 5 sao lun ạ. Cần gấp lắm ạ

Câu 9. Trong tế bào, phân tử nào sau đây kém bền vững? A. ADN. B. mARN. C. tARN. D. rARN.

tả hồ bán nguyệt tại từ sơn bắc ninh

a.………... + H2O → H2SO4. b. H2O + ………... → KOH. c. ………... + HCl → CuCl2 + H2O. d. … + H2SO4(đ ) → CuSO4 + ? + ?. e. CuO + ……… → Cu + H2O. f. H2SO4 + Na2SO3 → Na2SO4 + … + ….. g. H2SO4(loãng) + …… → MgSO4 + ………... h. SO2 + Ca(OH)2 → ………….

Mọi người giúp mình bài này với,mình cần gấp lắm ý.Mình sẽ tặng sao và câu trả lời hay nhất nha.

Mn lm giúp mk với mk đg cần gấp

Các bn tìm hiểu cho mk bài Bánh trôi nước những ý sau với ạ:

giúp mình nha III.​Choose the correct answer. 11.​You can avoid some diseases by ​​ yourself clean. ​A. keeping​B. taking​C. looking​D. bringing 12.​The Japanese eat a lot of fish instead of meat ​​ they stay more healthy. ​A. but​B. because​C. although​D. so 13.​Rob eats a lot of fast food and he ​​ on a lot of weight. ​A. takes​B. puts​C. spends​D. brings 14.​We need to spend less time ​​ computer games. ​A. play​B. to play​C. playing​D. to playing 15.​Do more exercise ​​ eat more fruit and vegetables. ​A. but​B. or​C. and​D. so 16.​After working on computers for long hours, you should ​​ your eyes and relax. ​A. sleep​B. sleep in​C. wake​D. rest 17.​Watching too much television is not good ​​ you or your eyes. ​A. with​B. to​C. at​D. for 18.​When you have flu, you may have a cough and a ​​ nose. ​A. runny​B. running​C. flowing​D. noisy 19.​When you have a temperature, you should drink more water and rest ​​. ​A. most​B. more​C. most​​D. less 20.I forgot to wear a sun hat today and I got a ​​. ​A. stomachache​B. earache​C. backache​D. headache 21.​We should play sports or do exercise in order to stay in ​​. ​A. look​B. shape​C. fit​D. health 22.​Don’t eat that type of fish: you may have a/an ​​. ​A. sick​B. sore​C. energy​D. allergy 23.​Do you believe that eating ​​ carrots helps you see at night? ​A. much more ​B. less​C. most​D. the most 24.​We should try to keep everything around US clean and then flu will find it ​​ to spread. ​A. difficult​B. difficulty​C. difficultly​D. difficulties 25.​Be careful with ​​ you eat and drink. ​A. what​B. that​C. who​D. this 26.​Eating a lot of junk food may lead to your ​​. ​A. obesity​B. fitness​C. pain​D. stomachache 27.​We should follow the advice from doctors and health ​​ in order to keep fit. ​A. people​B. workers​C. managers​D. experts 28.​Have a healthy ​​ and you can enjoy your life. ​A. lives​B. lifestyle​C. lifeline​D. lively 29.​The health ​​ from that diet expert is that you should eat less junk food and count your calories if you are becoming fat. ​A. tip​B. tips​C. advices​D. ideas 30.​The seafood I ate this morning makes me feel ​​ all over. ​A. running​B. well​C. itchy​​D. weak

giúp em m.n ơi em hứa vote 5sao Câu 1: Em hãy nêu 5 việc làm giữ chữ tín hoặc không giữ chữ tín mà em biết ? Câu 2: Có ý kiến cho rằng : Giữ chữ tín là giữ lời hứa .Em đồng ý với ý kiến đó không ? Vì sao ?

tính nhanh: 5 x 7 x 77 - 7 x 60 + 49 x 25 - 15 x 42