July 2022 1 17 Report
Какова будет массовая доля азотной кислоты в растворе,
если к 40 мл 96%-ного раствора НNO3 (плотность 1,5 г/мл) прилить 30 мл 48%ного раствора НNO3(плотность 1,3 г/мл)?
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