T=345K Experiment Concentration Rate  Rate constant (k) 1 1.0637 0.2965 0.2787 2 1.3848 0.4160 0.3004 3 2.633 0.7300 0.2772 Average (k) 0.2854  Standard deviation (k) 0.0013

Table 4: Variations of temperature, rate and concentration at T =345K.