user-avatar
truongthcsnguyenvancu2018
2 năm trước
Cho 9,2 gam hỗn hợp gồm Al và Zn ( Al chiếm 29,74% về khối lượng) tác dụng hoàn toàn với m gam dung dịch HCl 7.3% thu được V lít khí ơn đktc. Tính m,V.
Thích Trả lời Chia sẻ

Các câu hỏi liên quan

I. Choose the best answer to complete the passage. (10 points) Do you fancy 1_______________ something different this summer? If you do, why 2_______________ join a volunteer organisation? If that 3_______________ good, there are usually plenty of opportunities locally. If you 4_______________ a local volunteer centre near you, they 5_______________ be able to tell you what kind of projects you can get involved in. If you're interested 6_______________ the environment, you can often help out at places like parks or gardens. If you'd rather 7_______________ with animals, there might be opportunities in places like animal rescue centres or zoos. Or, if you'd prefer 8_______________ something connected to history or art, you may be able to do something at local museums and art 9_______________. Volunteering is a great experience and 10_______________ really valuable when you start looking for a job. 1 A do B to do C did D doing 2 A not B aren't C don't D haven't 3 A feels B looks C tastes D sounds 4 A have B had C have had D are having 5 A mustn't B needn't C ought D should 6 A at B in C on D to 7 A work B to work C have worked D worked 8 A do B to do C done D did 9 A castles B districts C galleries D houses 10 A being B going to be C to be D will be

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