1. (2 ) , : .
2. (2 ) , . Q0 = 1400 60P0 ( P0<=20), 14 . , , , Q1 = 1000 50P1, Q2 = 400 10P2. ?
3. (2 ) , . P = 172-4(q1+q2). 1 = 16,8q1. 2 = .
4. (2 ) K ( ), L ( ). $1 $0,06 , $15000 .
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5. (1 ) , 5 NO2 . 3 . . , 6 . .
6. (1 ) " " , , . , : , , . .
7 (1 ). , , . , .