Question 1
What volume of 18 M sulfuric acid could be prepared from the sulfur dioxide formed by the smelting of 5.00 metric tons of copper(I) sulfide, assuming that only 50% of the sulfur dioxide can actually be converted to the acid?
◦ 790 L
◦ 870 L
◦ 940 L
◦ 1,200 L
◦ 1,600 L
Question 2
What volume of carbon monoxide, measured at 1200 °C and 720 Torr, would be released when 5.0 kg of an ore containing 45% zinc oxide as the only reacting species is treated with excess carbon? [ZnO(s) + C(s) → Zn(s) + CO(g)]
◦ 1.2 × 10
2 L
◦ 1.5 × 10
3 L
◦ 3.5 × 10
3 L
◦ 7.8 × 10
3 L
◦ 7.0 × 1 0
4 L