If 478 watts of power are used in 14 seconds, how much work was done?

What are igneous intrusions and extrusions

Which of the following are guidelines to follow for obtaining accurate observations

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.