00725naa#a2200193#i#450# EN\\bibl\38400 20240505233828.7 2686-7788 20200623b2020####ek#y0engy0150####ca RU CALCULATION OF THERMAL EFFECTS OF CHEMICAL REACTIONS USING THE MICROSOFT EXCEL SOFTWARE Journal article Angarsk Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University» 2020 5 с. Journal article local Общие вопросы химии. 31.01 grnti Godunova Diana Ahmedovna Fam Anzhelika Zyongovna Fomina Larisa Valer'evna angtu.editorum.ru