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An object is sitting on a flat level surface. The coefficient of static friction between the object and the surface below it is 0.333 and

An object is sitting on a flat level surface. The coefficient of static friction between the object and the surface below it is 0.333 and the coefficient of kinetic friction between the object and the surface below it is 0.266. If it takes a 90.4 N horizontal force to get the object to keep sliding at a constant speed, then what is the mass of the object in kg?

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