Amy uses 20n of force to push a lawn mower 10 meters. how much work does she do? *
200 j
250 j
220 j

What is the power rating of the lightbulb if 3.0 a flow through it when connected to a 15 v battery

The vapour pressure of benzene is 53.3 kpa at 60.6 °c, but it fell to 51.5 kpa when 19.0 g of a non-volatile organic compound was dissolved in 500 g of benzene. calculate the molar mass of the compound.

An athlete is holding 24 lb of weights at a height of 6 inches above the stack as shown. to lower the weights, she applies a constant force of 5 lb to the handle. determine the velocity of the weights immediately before they hit the stack.