Khi cho 3,425g một kim loại hóa trị II tác dụng với nước dư thì thu được 0,56 lít khí (đktc) xác định tên kim loại
Part V. Read the passage and choose the correct answer A, B, C or D for each of the following questions. Write your answers on the answer sheet. A lot of children are picky eaters. For example, they don't like meat, they don’t want any vegetables, and they only want ice cream. Some people never change. Mary is a good example. She’s an adult now, but she’s still a picky eater. She says, “I only eat foods I like.” Mary loves fruit, and she eats some fruit every day, but she doesn’t eat any vegetables. “Don’t even show me lettuce or carrots!” she says. What does she like? “Pizza is my favorite food. I eat pizza at least five times a week. I have it with green peppers and onions, so I eat some vegetables!” What are her other favorite foods? She likes chocolate. She usually has some chocolate several times during the day. Does Mary plan to change her eating habits? “Not if I have a choice,” she says. “So don’t offer me any salad, OK?” 29. The best title of the passage is _________ A. Children's food. B. Picky eaters. C. Children's eating habits D. Children's favorite foods 30. According to the passage, Mary dislikes _________most. A. pizza B. vegetables C. fruit D. meat 31. Which of the following sentences is NOT correct? A. Mary only eats the food she likes. B. Mary doesn’t like vegetables. C. Mary plans to change her eating habits. D. Mary likes fruits, chocolate and pizza. 32. How does Mary feel about salad? A. She likes salad. B. She doesn't like salad. C. She loves salad. D. She thinks it's great. 33. Picky eaters are the people who _________ A. don't like meat B. don't want any vegetables C. only like ice cream D. only eat the foods they like
1. we never saw him again-> he 2he learned to drive when he was eighteen. -> He was
mọi người giúp mik vs mik cần gấp
Nung nóng hỗn hợp A gồm KMnO4 và KClO3 đến khối lượng ko đổi thu đc hh chất rắn B. Cho B vào cốc chứa lượng dư H2SO4, đun nóng nhẹ tới khi các phản ứng xảy ra hoàn toàn MN VIẾT GIÚP MK PHƯƠNG TRÌNH VS Ạ!!!!!!!!!!!!!!
ax^2-5x^2-ax+5x+a-5 giải bằng 2 cách giúp mình
Câu 1: Xác định các hệ số a, b, c bt rằng a) (2x-5).(3x+b)= ax^2 +x+c b) (ax+b).(x^2-x-1)=ax^3+cx^2-1 HELPPPPP MEEEEE
Một con lắc đơn gồm một quả cầu nhỏ khối lượng m = 100 g, treo vào đầu sợi dây dài l = 100 cm, ở một nơi có gia tốc trọng trường g = 10 m/s2. Bỏ qua mọi ma sát. Con lắc dao động điều hòa với biên độ S0 = 2 cm. Hãy xác định: a) Chu kỳ dao động b) Lực hổi phục c) Cơ năng dao động.
vẽ ảnh anime nữ đẹp hứa vote 5sao và ctlhn
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