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YAriHkA
@YAriHkA
July 2022
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Помогите расчитать относительные молекулярные массы СРОЧНО!!!!!!!!
ДАМ МНОГО БАЛЛОВ!!!!!
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Answers & Comments
olhim
Verified answer
СО2 = 12+16*2 = 44
N2O5 = 14*2+16*5 = 108
Al2O3 = 27*2+16*3 = 102
1 votes
Thanks 2
YAriHkA
Это так решено Mr(CO2)= и так дальше?
AlexHiMiK
Да, он правильно сделал
AlexHiMiK
Verified answer
Mr(CO2) = 44
Mr(N2O5) = 108
Mr(Al2O3) = 102
1 votes
Thanks 2
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Answers & Comments
Verified answer
СО2 = 12+16*2 = 44N2O5 = 14*2+16*5 = 108
Al2O3 = 27*2+16*3 = 102
Verified answer
Mr(CO2) = 44Mr(N2O5) = 108
Mr(Al2O3) = 102