Consider the substance represented by the heating curve. what is the most accurate conclusion can you draw about the vaporization of the substance?

Apulley system is used to lift a 2,000 newton engine up a distance of 3 meters. the operator must apply a force of 250 newtons to the chain of the pulley system to lift the motor. to lift the engine 3 meters, the operator must pull a total of 30 meters of chain through the pulley system. what is the value of di?

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