I have learned that the energy produced by moving electron is called Electrical energy can be transformed to
and
The device that converts electrical energy to mechanical energy is called​

The first-order reaction a→2b+c has rate constant 0.538 s−1. if the initial concentration of a is 0.867 mol l−1, what is the half-life of the reaction in seconds? remember to use correct significant figures in your answer (round your answer to the nearest hundredth). do not include units in your response.