----------------------------------------------------------------- | | Duration of | | Percentage of No. | Tube filled | the experiment | Temperature. | | with | in hours. | | CO_{2} | CO ----------------------------------------------------------------- 1 | CO | 14 | 600° | 59.3 | 40.7 2 | CO | 15 | 590° | 54.7 | 45.3 3 | CO_{2} | 16 | 590° | 64.6 | 35.4 4 | CO | 24 | 590° | 58.4 | 41.6 5 | CO | 22 | 730° | 67.7 | 32.3 6 | CO_{2} | 22 | 730° | 86.1 | 31.9 7 | CO | 22 | 750° | 68.4 | 31.6 8 | CO_{2} | 22 | 610° | 64.9 | 35.1 9 | CO | 23 | 420° | 56.0 | 44.0 10 | CO | 47 | 350° | 65.6 | 34.4 11 | CO_{2} | 46 | 350° | 72.8 | 27.2 12 | CO | 53 | 350° | 64.0 | 36.0 13 | CO | 18 | 570° | 53.4 | 46.6 14 | CO | 19 | 680° | 60.5 | 39.5 15 | CO_{2} | 24 | 540° | 55.5 | 44.5 16 | CO | 21 | 630° | 57.5 | 42.5 17 | CO_{2} | 17 | 690° | 65.5 | 34.5 18 | CO_{2} | 17 | 670° | 67.0 | 33.0 19 | CO_{2} | 24 | 410° | 58.5 | 41.5 20 | CO | 24 | 490° | 51.7 | 48.8 21 | CO_{2} | 23 | 590° | 54.4 | 45.6 22 | CO_{2} | 4 | 950° | 77.0 | 23.0 23 | CO_{2} | 15 | 850° | 73.4 | 26.6 24 | CO | 8 | 800° | 71.2 | 28.8 25 | CO_{2} | 24 | 540° | 56.7 | 43.3 ----------------------------------------------------------------- {307} SOLID PHASES: FeO; Fe.