Ответ:
2SO2+O2=2SO3
640---------x
128----------160
x=640*160/128=800
800--------100%
x-------------95%
X=800*95/100=760
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Ответ:
2SO2+O2=2SO3
640---------x
128----------160
x=640*160/128=800
800--------100%
x-------------95%
X=800*95/100=760