Calculate the number of molecules present in 3.50 mol feo2.
a. 2.11 x 1024 molecules
b. 2.107 x 1023 molecules
c. 3.50 x 1023 molecules
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One or more substances changing into one or more substances is an example of a

What happened to the amount of carbon dioxide in the atmosphere from 2010–2017?

The data below were determined for the reaction shown below. s2o82– + 3i – (aq) → 2so42– + i3– expt. # [s2o82–] (m) [i –] (m) initial rate 1 0.038 0.060 1.4 × 10 – 5 m/s 2 0.076 0.060 2.8 × 10 – 5 m/s 3 0.076 0.030 1.4 × 10 – 5 m/s the rate law for this reaction must be: