m ( Ba ) = 13.7
m ( O2 ) = 32
2Ba + O2 => 2BaO
n ( Ba ) = 13.7 / 137 = 0.1
0.1/2 = x/2
n ( BaO ) = 0.1
m ( BaO) = 0.1 * (137+16) = 15.3
ответ : 15.3г
Объяснение:
m ( Ba ) = 13.7
m ( O2 ) = 32
2Ba + O2 => 2BaO
n ( Ba ) = 13.7 / 137 = 0.1
0.1/2 = x/2
n ( BaO ) = 0.1
m ( BaO) = 0.1 * (137+16) = 15.3
ответ : 15.3г
Объяснение: