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№1. Вычислите относительные молекулярные массы следующих веществ: NaOH, CuCl2, HNO3, H2O, O3 (озон), NaCl (поваренная соль),
3H2CO3 (угольная кислота).-
Предмет:
Химия -
Автор:
camden9yyx - 6 лет назад
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Ответы 1
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23+16+1=40NaOH64+35.5*2=134CuCl21+48+14=63HNO3 2+16=18H2O3*16=48O3 (озон)23+35.5=58.5NaCl (поваренная соль)3+12+48=633H2CO3 (угольная кислота).
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Автор:
karmapetersen - 6 лет назад
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