实验序号 | 实验温度/K | 有关物质 | 溶液颜色褪至无色所需时间t/s | ||||
酸性KMnO4溶液 | H2C2O4溶液 | H2O | |||||
V/mL | c/mol/L | V/mL | c/mol/L | V/mL | |||
A | 293 | 2 | 0.02 | 4 | 0.1 | 0 | t1 |
B | 293 | 2 | 0.02 | 3 | 0.1 | V1 | t2 |
C | 313 | 2 | 0.02 | 3 | 0.1 | 1 | t3 |