Question

Trial 1 Trial 2 Concentration of iodide solution (mM) 73.9 73.9 Concentration of thiosulfate solution (mM) 31.5 31.5 Concentration of hydrogen peroxide solution (mM) 145.5 145.5 Temperature of iodide solution (°C) 25.0 25.0 Volume of iodide solution (I-) used (mL) 10.0 10.0 Volume of thiosulfate solution (S2O32-) used (mL) 1.0 1.0 Volume of DI water used (mL) 2.5 5.0 Volume of hydrogen peroxide solution (H2O2) used (mL) 7.5 5.0 Time (s) 29.0 43.3 Observations At 29 seconds the solution turned a deep blue. At 43.3 seconds the solution's color turned blue. Initial concentration of iodide in reaction (mM) 35.2 35.2 Initial concentration of thiosulfate in reaction (mM) 1.5 1.5 Initial concentration of hydrogen peroxide in reaction (mM) 52 35 Initial Rate (mM/s) 0.025

          Trial 1
Trial 2
Concentration of iodide solution (mM)
73.9
73.9
Concentration of thiosulfate solution (mM)
31.5
31.5
Concentration of hydrogen peroxide solution (mM)
145.5
145.5
Temperature of iodide solution (°C)
25.0
25.0
Volume of iodide solution (I-) used (mL)
10.0
10.0
Volume of thiosulfate solution (S2O32-) used (mL)
1.0
1.0
Volume of DI water used (mL)
2.5
5.0
Volume of hydrogen peroxide solution (H2O2) used (mL)
7.5
5.0
Time (s)
29.0
43.3
Observations
At 29 seconds the solution turned a deep blue.
At 43.3 seconds the solution's color turned blue.
Initial concentration of iodide in reaction (mM)
35.2
35.2
Initial concentration of thiosulfate in reaction (mM)
1.5
1.5
Initial concentration of hydrogen peroxide in reaction (mM)
52
35
Initial Rate (mM/s)
0.025

Trial 1
Trial 2
Concentration of iodide solution (mM)
73.9
73.9
Concentration of thiosulfate solution (mM)
31.5
31.5
Concentration of hydrogen peroxide solution (mM)
145.5
145.5
Temperature of iodide solution (°C)
25.0
25.0
Volume of iodide solution (I-) used (mL)
10.0
10.0
Volume of thiosulfate solution (S2O32-) used (mL)
1.0
1.0
Volume of DI water used (mL)
2.5
5.0
Volume of hydrogen peroxide solution (H2O2) used (mL)
7.5
5.0
Time (s)
29.0
43.3
Observations
At 29 seconds the solution turned a deep blue.
At 43.3 seconds the solution's color turned blue.
Initial concentration of iodide in reaction (mM)
35.2
35.2
Initial concentration of thiosulfate in reaction (mM)
1.5
1.5
Initial concentration of hydrogen peroxide in reaction (mM)
52
35
Initial Rate (mM/s)
0.025

Added by Luz D.

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