Предмет: Химия, автор: 0pustoemesto0

Какой объём кислорода потребуется при сгорании в присутствии катализатора 150 л аммиака?

Ответы

Автор ответа: svetka1574
2
150 л. Х л
4NH3 + 3 O2 = 2 N2 + 6 H2O
n=4 моль. n=3 моль
Vm=22,4 л/моль. Vm=22,4 л/моль
V=89,6 л. V=67,2 л
150 л NH3 - Х л О2
89,6 л NH3 - 67,2 л О2
V(O2)=150*67,2/89,6=112,5 л
Похожие вопросы
Предмет: Английский язык, автор: timurjuzbasjn
This weekend ------ ( be ) great for Karen. She ---------- ( be going to fly ) to London with her best friend, Dorothy. They
----------- ( plan ) every detail. They ---------- ( want ) a
perfect holiday. They ---------- ( buy ) their ticket two weeks
ago. They ---------- ( search ) the hotels on the net, they
---------- ( do ) shopping. Everything -------- ( be ) ready and
their holiday ---------- ( begin ) with a perfect flight.
They ---------- ( arrive ) at London Heathrow Airport early in the morning. They ---------- ( take ) the bus from the airport to the hotel, ---------- ( look ) at the places. They ---------- ( come ) to the hotel. The hotel ---------- ( be ) lovely and surrounded with huge trees. They ---------- ( be ) both tired after the trip, so they ---------- ( decide ) to have a nap. They ---------- ( take ) the sightseeing bus and ---------- ( enjoy ) it. The bus trip --------- ( last ) for about two hours and they ---------- ( be ) hungry. They ---------- ( get off ) the bus and ---------- ( go ) a restaurant. They ---------- ( have ) a great dinner there. After dinner, they --------- ( go ) back to the hotel. It ---------- ( be ) a tiring day but they ------------- ( not - want ) to stay at the hotel. They ---------- ( relax ) for an hour and ---------- ( go ) out.
Next day, they ---------- ( get ) up early and ---------- ( have ) breakfast in a café near the bridge. The tiring and exciting tour ---------- ( begin ) again. They ---------- ( do ) the shopping. They ---------- ( visit ) the museums and ---------- ( take ) some photos.
They ---------- ( have ) to turn back. They ---------- ( arrive ) at the airport and --------- ( fly ) to their hometown. It ---------- ( be ) a wonderful holiday.

B) Answer the questions.
1) Where did Karen and Dorothy go? ----------------------------------------------.
2) When did they take their tickets? ------------------------------------------.
3) What did they do before the trip? ----------------------------------------
4) Where did they arrive first? --------------------------------------------.
5) What did they do when they came to hotel?
----------------------------------------------.
6) Where did they have a dinner?
----------------------------------------------.
7) Did they stay at the hotel after dinner?
----------------------------------------------.
8) What was the hotel like?
----------------------------------------------.
9) Where did they have their breakfast?
----------------------------------------------.
10) What did they do at the second day of the trip?
----------------------------------------------.