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La2O3 (s) + 3 CO (g) + 3 CO2 (g) | La2(C2O4)3 (s) | ![]() |
La2O3 (s) | + | 3 CO (g) | + | 3 CO2 (g) | |||
| Mula-mula | : | ..? | - | - | - | ||||
| Terurai | : | a | a | 3a | 3a | ||||
| Setimbang | : | ..? | a | 3a | 3a | ||||
| mol gas CO | = | 3a mol |
| mol gas CO2 | = | 3a mol |
| mol gas total | = | 6a mol |
| PCO | = | (mol CO/mol total) x Ptotal |
| = | (3a/6a) x 0,4 atm | |
| = | 0,2 atm |
| PCO2 | = | (mol CO2/mol total) x Ptotal |
| = | (3a/6a) x 0,4 atm | |
| = | 0,2 atm |
| Kp | = | (PCO)3(PCO2)3 |
| = | (0,2)3 x (0,2)3 | |
| = | 1,6 x 10-5 |
| Kp = 1,6 x 10-5 |
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