Which element is oxidized in the reaction below? fe+2 + h+ + cr2o7-2 fe+3 + cr+3 + h2o?

What is the overall order of reaction for rate = k[no2]2 ? second order 3/2 order third order zero order none of the listed answers are correct

The nuclear fission process releases neutrons and question 27 options: alpha particles electrons energy beta particles

Answer explain why it is not possible to deduce a complete order of reactivity.