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111mashkaromas
@111mashkaromas
August 2022
1
4
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Сожгли 10 м3 (н.у.) смеси этена и этина,в которой 80% этена. При этом израсходовали воздух (с содержанием кислорода 20%) объемом(н.у.):
А.14,5 м3 Б.29 м3 В.58 м3 Г.145 м3
нужно полное решение. помогите, пожалуйста!!!
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qwerty49
г.
8м3.С2Н4--------х
22,4м3------------67,2м3. О2 х=24 О2
2м3С2Н2---------х
22,4---------------56м3.О2 х=5м3 24+5=29м3
О2 29-------100% х---------20% х=145м3
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Answers & Comments
8м3.С2Н4--------х
22,4м3------------67,2м3. О2 х=24 О2
2м3С2Н2---------х
22,4---------------56м3.О2 х=5м3 24+5=29м3
О2 29-------100% х---------20% х=145м3