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Chemistry

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Kinetic energy = 1/2 mv^2 where m is the mass of the particle and v is the velocity of the particle. A joule is the SI unit for energy and is kg.m^2/s^2.
Find the energy in joules of a 56.7 g mass moving at the speed of 70. km. hr.

  • Chemistry - ,

    Convert 56.7 g t kg = 0.0567 kg.
    Convert 70 km/hr to m/s = ?
    Ke = 1/2 mv^2

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