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What is the change in volume when 12 grams of H and 56 grams of N react to completion at STP. 3H2(g) + N

What is the change in volume when 12 grams of H and 56 grams of N react to completion at STP. 3H2(g) + N 2 NH3 O The system increases in volume by about 88 liters O The system decreases in volume by about 22 liters O The system decreases in volume by about 88 liters The system decreases in volume by about 44 liters

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