[Học Để Thi] New comment on Bảo toàn mol electron.

Vua Hài Kịch has left a new comment on your post "Bảo toàn mol electron":

1) hoà tan hoàn toàn m gam hỗn hợp 3 kim loại chưa rõ hoá trị bằng dd HNO3 thu được V (l) hỗn hợp khí A (đktc)gồm NO2 và NO (không có NH4NO3)tỉ khối của A so với H2 =18.2.tính số gam muối khan tạo thành theo m và V.

2) chia 10 gam hỗn hợp gồm Al, Mg, Zn thành hai phần bằng nhau:
- P1 : được đốt cháy hoàn toàn trong O2 dư thu được 21 gam hỗn hợp oxit.
- P2 : hòa tan trong hno3 đặc nóng dư thu được V lit NO2 (spk duy nhất) ở đktc.
giá trị của V là ?

Unsubscribe from comment emails for this blog.



Posted by Vua Hài Kịch to Học Để Thi at December 15, 2018 at 9:13 AM

Comments

Post a Comment

Popular posts from this blog

[Trang Ánh Nam] New comment on Trump réagit aux commentaires vulgaires de Rashida....

Trang Anh Nam has left a new comment on your post " Trump réagit aux commentaires vulgaires de Rashida... ": I am not saying 2 wrongs make a right, but don't pretend like Trump has never said atrocious things. I hate selective outrage where you act highly offended when someone says something horrible about Trump but then defend the horrible things Trump has said about others by saying "Oh, that's just Trump." A foul comment should not be excused no matter who is saying such things. Here's just some examples Unsubscribe from comment emails for this blog. Posted by Trang Anh Nam to Trang Ánh Nam at January 4, 2019 at 9:09 PM
Read more

[Trang Ánh Nam] New comment on Sandman said: "As far as standing there, I had eve....

Stephen Miller has left a new comment on your post " Sandman said: "As far as standing there, I had eve... ": Steven Crowder is right from his monologue yesterday about this whole fiasco: when it comes to the press in this country, as conservatives we are at war and as far as I'm concerned we all need to stop being polite & take the gloves off from this point forward Unsubscribe from comment emails for this blog. Posted by Stephen Miller to Trang Ánh Nam at January 23, 2019 at 2:20 AM
Read more

[Trang Ánh Nam] New comment on the MAGA teen video easier for the press to manipu....

Stephen Miller has left a new comment on your post " the MAGA teen video easier for the press to manipu... ": I've never owned a MAGA hat. I'm going to get one this week. I'm going to wear it everywhere I go, including law school classes at fascist SMU. Can't wait! No one is going to tell me I can't wear what I want, when I want. God gave me the right to speak freely and express myself. No one is going to tell me that God didn't give me a right to self-protection, with or without 2A. I'm going to exercise my rights to the fullest extent possible. All.The.Time. Unsubscribe from comment emails for this blog. Posted by Stephen Miller to Trang Ánh Nam at January 22, 2019 at 8:47 PM
Read more