July 2022 1 125 Report
. Имеется всего 1,505×1025 молекул кислорода. Определите количество вещества газа кислорода.

А)  25 моль

B)   20 моль

C)   15 моль

D)   62 моль                                                                                                        [1]

 плиз помогите​
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