0,45. х
H2SO3+2KOH-->K2SO3+2H2O
n(KOH)=25:56=0,45моль
х=0,45:2=0,225моль
m(K2SO3)=0,225×158=35,55г
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0,45. х
H2SO3+2KOH-->K2SO3+2H2O
n(KOH)=25:56=0,45моль
х=0,45:2=0,225моль
m(K2SO3)=0,225×158=35,55г