Na2Cr2O7+KI+Hcl=CrCl3+Nacl+kcl+I2+H20如何配平?
问题描述:
Na2Cr2O7+KI+Hcl=CrCl3+Nacl+kcl+I2+H20如何配平?
答
.Na2Cr2O7+6KI+14Hcl=2CrCl3+2Nacl+6kcl+3I2+7H20
答
Na2Cr2O7+6KI+14Hcl=2CrCl3+2Nacl+6kcl+3I2+7H20