用浓度为=4KMnOC51a mol·L-1的KMnO4标准溶液滴定V1mL H2O2试液时,消耗KMnO4溶液的体积为V2mL,则该试液中H2O2的含量为( ) g/mL。(H2O2的式量为M)
A.12aVMV. B.121000aVMV. C.122000aVMV. D.121000aVMV.正确答案C
用浓度为=4KMnOC51a mol·L-1的KMnO4标准溶液滴定V1mL H2O2试液时,消耗KMnO4溶液的体积为V2mL,则该试液中H2O2的含量为( ) g/mL。(H2O2的式量为M)
A.12aVMV. B.121000aVMV. C.122000aVMV. D.121000aVMV.正确答案C