实验一:高温分解FeSO4,利用如图1所示的实验装置进行实验.
已知:①SO2熔点为﹣72℃,沸点为﹣10℃②SO3熔点为﹣16.8℃,沸点为44.8℃
若(1﹣2x)0=1,则( )
Americans eat vegetables per person today as they did in 1910.