Today on Nigma I noticed the news:

    Nigma finds chains of chemical reactions. I

    tested it, regretted that in my time there were no such things. I remember in school, by the type of such tasks, they were filling in the blanks.

    NaCl =? = NaH =? = NaHSO3
    image

    We were pleased with the system’s cool answers when no results were found:
    H2O -> ... -> ... -> H3O

    NaOH -> Na2SO4 -> ... I

    recalled a phrase from the movie Pokrovsky Gate: “I’m all so sudden ... all contradictory ...”

    Also popular now: