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From the following reactions, calculate how much F 2 (in gm) will be consumed to produce 1 kg of (CF 2 ) n ? 2CoF 2 + F 2 → 2CoF 3 (CH 2 ) n + 4nCoF 3 → (CF 2 ) n + 2nHF + 4nCoF 2 (Express your answer as a sum of all digits till you get single digit answer.) (1) 0 (2) 1 (3) 2 (4) 3 (5) 4 (6) 5 (7) 6 (8) 7 (9) 8 (10) 9









From the following reactions, calculate how much F2 (in gm) will be consumed to produce 1 kg of (CF2)n ?

2CoF2 + F2 → 2CoF3
(CH2)n + 4nCoF3 → (CF2)n + 2nHF + 4nCoF2
(Express your answer as a sum of all digits till you get single digit answer.)












































(1) 0
(2) 1
(3) 2
(4) 3
(5) 4
(6) 5
(7) 6
(8) 7
(9) 8
(10) 9

Grade:12

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