user-avatar
vietha.bui94
2 năm trước
Một hỗn hợp khí B gồm có 0,1 mol O2; 0,25 mol N2 và 0,15 mol CO. a/ Tính khối lượng của hỗn hợp B. b/ Tìm khối lượng của 1 mol hỗn hợp B. c/ Tính tỉ khối của hỗn hợp B đối với khí hiđro và với không khí. Trình bày cách giải thật đầy đủ và chi tiết nhé!
Thích Trả lời Chia sẻ

Các câu hỏi liên quan

1.There aren’t any vegetables and fruits ____. We should go to the supermarket and buy them (LEAVE) 2. It was so_____ when I tried eating sticky rice at the first time. (TASTE) 3.My Grandma is cooking sweet soup_____, so I can't wait to enjoy it. (FRAGRANT) 4.Viet Nam cuisine has a___of unique foods from different areas. (VARIABLE) 5.. I like Pho very much. Its broth is made by_____chicken bones or bones of cows (STEW) 6. The soup had a very __________ taste. (SALT) 7.She covered the cake with a _____________ of sugar and whites of eggs. (MIX) 8.Most children enjoy eating ________ chicken and French fries. (FRY) 9. The pineapple was sweet and ______________. (JUICE) 10.Meats and fish are ______________ used in all Vietnamese cooking. (COMMON) 11. The chicken meat is ______________ and cut into thin slices. (BONE) 12. It took about 30 minutes of ________ and 40 minutes of baking. (PREPARE) 13. The sauce itself was ____________ and slightly sweet. (FRAGRANCE) 14. Van Cao was a famous Vietnamese ______________. (COMPOSE) 15. The ______________of TuDuc Tomb was completed in 1876. (CONSTRUCT) 16. The chicken meat served with pho ga is ______________and cut into thin slices. (BONE) 17. The students were ________prepared for the national exams. (CARE) 18. He is so clever and well ______________. (EDUCATE) 19. Dong Ho ______________are made in Dong Ho village. (PAINT) 20. The ______________of pho spread southwards in the 1950’s. (POPULAR) Có giải thích nữa cảm ơn trước ạ

2018 © Loga - Không Ngừng Sáng Tạo - Bùng Cháy Đam Mê
Loga Team