What is the relationship between the observed value of k and the rate constants for the individual steps of the mechanism?

According to periodic trend, which of the following most likely has the highest ionization energy? kr be ni sc

An atom of lithium-7 has an equal number of(1) electrons and neutrons(2) electrons and protons(3) positrons and neutrons(4) positrons and protons

Uranium can supply energy for the worlds electricity without admitting harmful greenhouse gases which of these statements best describes an outcome of uranium mining