Factors Affecting Reaction Rates
Katie Letson
11/28/2022
CAROLINA
1
Data
Activity 1
Data Table 1: Calibration
Trial
NazSzO3(drops) 8
Reaction time (sec) 14.8 18.2 N/A
1
2
9
3
N/A
1. How many drops will be used in the remaining experiments? 9 drops
Activity 2
Data Table 2a. Effects of Kl (l') Concentration KI HCI Starc H2O Na2S2 H2O Tim Time Averag Rate Tri (drop (drop h (drop 03 2 e1 2 e time (1/Tavg al s) s) (drop s) (drops (mL (sec (sec) (Tavg) ) 1 8 2 4 0 9 0.4 16 16.45 0.061 2 8 2 4 0 9 0.4 16.9
3
6
2
4
2
9
0.4 23.2
22.75
.044
4
6
2
4
2
9
0.4
22.3
5
4
2
4
4
9
0.4 36.7
55.35
.0181
6
4
2
4
4
9
0.4
37.3
2
2
4
6
9
0.4 45.0
43.05 02323
8
2
2
4
6
9
0.4
41.1
Data Table 2b. Effects of H,O2 Concentration
2016 Carolina Biological Supply Company
2
KI HCI Starc HzO Na2S2 H2O Tim Tim Average Rate Tri (drop (drop h (mL 03 2 e1 e2 time (1/Tavg al s) s) (drop (drops (mL (sec (sec (Tavg) )
1
8
2
4
0
9
0.4 23.7
23
.0435
2
8
2
4
0
9
0.4
22.3
3
8
2
4
0.1
9
0.3 31.5 31.015 30.5 03224 0.3 3 35.9 0.2 8 35.99 .0278 0.2 36.0
4
8
2
4
0.1
9
5
8
2
4
0.2
9
6
8
2
4
0.2
9
7
2
0.3
0.1 56.1 56.0 0.1
8
4
9
56.06
0.018
8
8
2
4
0.3
9
Data Table 2c. Effects of HCl (H*) Concentration
KI Starc H2O Na2S2 H2O Tim Tim Average Rate Tri HCI (drop h (drop 03 2 e1 e2 time (1/Tavg al (%) s) (drop s) (drops (mL (sec (sec (Tavg) ) 100 23.7 1 8 4 0 9 0.4 % 9 23.96 .042 100 24.1 2 8 4 0 9 0.4 % 3 24.0 3 8 75% 4 0 9 0.4 3 24.13 0414 24.2 4 8 75% 4 0 9 0.4 3 25.8 5 8 50% 4 0 9 0.4 3 25.58 .04 25.3 6 8 50% 4 0 9 0.4 3 7 28.7 8 25% 4 0 9 0.4 28.02 0.036 27.3 8 8 25% 4 0 9 0.4 3 Activity 3
@ 2016 Carolina Biological Supply Compan