Suppose a treadmill has an average acceleration of 4.7x 10 m/s?. a. How much does its speed change after 5.0 minutes?

What are the applications of electromagnetic waves

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.

Atoms containing radioactive nuclei are called