A30 kg box sits on the floor it requires 275n of force to get it moving once it is moving it only takes 225n of force. what are the coefficient of static and kinetic friction

Ain is , is 's of ? 0.62 0.79 1.27 1.50

Patricia is trying to compare the average rainfall of new york to that of arizona. a comparison between these two states for the months of july through september would best be measured in

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.