1. Fill in the following initial concentrations for I source of S2Os- ion is (NH.)2S2O8, and you must properly use the dilution equation (M,V, = M2V2). Experiment # [T] (M) (0.1)(10) - M.(2S) Mi:0.08 (o,IXI0): n.(25) M. 0.04 0.08 0.04 0.04 0.04 (0.1) (S) = M.(2S) 1、こ0.1 (o.I(2.5); M,(28) Me:0.01 0.02 0.04 Co.2)(Snl) = n,(28) M2 - 0.04 0.212.5): M. (2s) M、こ0.0L 4. 0.02 O. 02 5 0.08 0.01 6. 0.04 0.0L 2. Under Trial 1 conditions, what is the reaction rate if it takes 48.4 seconds for the dark solution color from the I2-starch. complex to appear?

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Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
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Chapter14: Chemical Equilibrium
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I am not sure how to do question number 2 using the data from question one. Thank you!

1. Fill in the following initial concentrations for F and S2Os- in this experiment (HINTS: The source of I ion is KI, the
source of S2Os ion is (NH4)2S2O8, and you must properly use the dilution equation (M,V1 = M2V2).
Experiment #
[] (M)
[S:0s1 (M)
M.(is)
(0,IXI0); n.(2S)
1
0.08
0.04
(0.1)(10) -
%3D
Mi= 0.04
0.04
0.04
Mi:0.08
(0.1) (S) = M.(2S)
0.02
0.04
Co.2)(Snl) = n,(25)
M2 - 0.04
0.212.5): M. (2S)
M:0.0L
0.02
O. 02
(0.1(2.5)> M,(28)
Me: 0.01
0.08
O.01
0.04
0.0L
2. Under Trial 1 conditions, what is the reaction rate if it takes 48.4 seconds for the dark solution color from the I2-starch
complex to appear?
Transcribed Image Text:1. Fill in the following initial concentrations for F and S2Os- in this experiment (HINTS: The source of I ion is KI, the source of S2Os ion is (NH4)2S2O8, and you must properly use the dilution equation (M,V1 = M2V2). Experiment # [] (M) [S:0s1 (M) M.(is) (0,IXI0); n.(2S) 1 0.08 0.04 (0.1)(10) - %3D Mi= 0.04 0.04 0.04 Mi:0.08 (0.1) (S) = M.(2S) 0.02 0.04 Co.2)(Snl) = n,(25) M2 - 0.04 0.212.5): M. (2S) M:0.0L 0.02 O. 02 (0.1(2.5)> M,(28) Me: 0.01 0.08 O.01 0.04 0.0L 2. Under Trial 1 conditions, what is the reaction rate if it takes 48.4 seconds for the dark solution color from the I2-starch complex to appear?
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