Article’s title
The article's title reflects the content and purpose of the article?
Yes
Was the aim of the work clearly defined and successfully accomplished?
Yes
Does the article embrace contemporary issues in the area?
Yes
Does the article contain new and not published results?
Yes
Was the article clearly written and easily understood?
Easily understood
Conclusions illustrate the research results, recommendations and giving suggestions for future research
Yes
The references are full and grounded?
Yes
How adequate was the writing and used terminology?
Adequate
Remarks and suggestions to the authors of the article
Two characteristic situations are sequentially considered -high initial content of the substrate, relatively low oxidation rate (no inert zone); low substrate content, high oxidation rate (inert zone exists). The exact solutionof the mathematical problem are obtained and compared.
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I have read this submission. I believe that I have an appropriate level of expertise to confirm that it is of an acceptable scientific standard.