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20.0 kg of N2 (g) and 3.0 kg of H2(g) ar...

20.0 kg of `N_2` (g) and 3.0 kg of `H_2`(g) are mixed to produce `NH_3`(g) formed is
(1) 17 kg
(2) 34 kg
(3) 20 kg
(4) 3 kg
(5) 23 kg

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