3. What volume of oxygen, in dm' at STP, is needed when 5.8g of butane undergoes complete combustion? 2C.Ho (9) + 130, (g)→ 8CO, (g) + 10H,0() 2x 5.8 12.01x4 +1.01x 10 A. * 13х 22.7 В. 12.01x4 +1.01x10 2 5.8 13 x 22.7 5.8 C. 12.01x 4 +1.01x 10 13 x 22.7 5.8 13 22.7 D. 12.01x4 +1.01x 10 2 1000

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