Which describes the life of Rene Descartes

How much heat is required to convert 0.3 kg of ice at 0°c to water at the same temperature

Aproduction line at v. j. sugumaran's machine shop has three stations. the first station can process a unit in 7 minutes. the second station has two identical machines, each of which can process a unit in 16 minutes (each unit only needs to be processed on one of the two machines). the third station can process a unit in 10 minutes. ▼ is the bottleneck station, with a bottleneck time of nothing minutes per unit (enter your response as a whole number).

Acar is traveling 35 mph on a smooth surface . if a balanced force is applied to the car what happens?