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Oormeero
@Oormeero
August 2022
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Решите пожалуйста подробно задачу и объясните, как решаете!
Мне важно понять принцип решения!
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Alexei78
Verified answer
Дано
m(CnH2n) = 11.2 g
m(HBr) = 16.2 g
----------------------------
CnH2n - ?
11.2 16.2
CnH2n+HBr-->CnH2n+1Br
14n 14n+1+80
11.2 / 14n = 16.2 / 14n+81
14n*16.2 = 11.2*( 14n+81)
226.8n = 156.8n + 907.2
n=13
C13H26
ответ С13Н26
3 votes
Thanks 3
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Answers & Comments
Verified answer
Даноm(CnH2n) = 11.2 g
m(HBr) = 16.2 g
----------------------------
CnH2n - ?
11.2 16.2
CnH2n+HBr-->CnH2n+1Br
14n 14n+1+80
11.2 / 14n = 16.2 / 14n+81
14n*16.2 = 11.2*( 14n+81)
226.8n = 156.8n + 907.2
n=13
C13H26
ответ С13Н26