Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Regulation of Interfacial Chemistry by Coupled Reaction-Diffusion
  Processes in the Electrolyte: A Stiff Solution Dynamics Model for Corrosion
  and Passivity of Metals
30
The categories of this paper are: q-alg
35
The categories of this paper are: mtrl-th
9
The categories of this paper are: nlin
21
The categories of this paper are: adap-org
5
The categories of this paper are: gr-qc
34
The categories of this paper are: chem-ph
32
The categories of this paper are: atom-ph
13
The categories of this paper are: quant-ph
6
The categories of this paper are: astro-ph
16
The categories of this paper are: stat
17
The categories of this paper are: q-fin
27
The categories of this paper are: comp-gas
33
The categories of this paper are: plasm-ph
0
The categories of this paper are: hep-ph
26
The categories of this paper are: bayes-an
31
The categories of this paper are: ao-sci