Ответ:
дано
m(Cu) =6.4 g
---------------
m(CuO) - ?
2Cu+O2-->2CuO
M(Cu) = 64 g/mol
n(Cu) = m/M = 6.4 / 64 = 0.1 mol
n(Cu) = n(CuO) = 0.1 mol
M(CuO) = 80 g/mol
m(CuO) = n*M = 0.1*80 = 8 g
ответ 8 гр
Объяснение:
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Ответ:
дано
m(Cu) =6.4 g
---------------
m(CuO) - ?
2Cu+O2-->2CuO
M(Cu) = 64 g/mol
n(Cu) = m/M = 6.4 / 64 = 0.1 mol
n(Cu) = n(CuO) = 0.1 mol
M(CuO) = 80 g/mol
m(CuO) = n*M = 0.1*80 = 8 g
ответ 8 гр
Объяснение: