How much energy is required to change a 44 g ice cube from ice at −10◦C to steam at 112◦C?
The specific heat of ice is 2090 J/kg ·
◦ C, the
specific heat of water is 4186 J/kg ·
◦ C, the
specific heat of stream is 2010 J/kg ·
◦ C, the
heat of fusion is 3.33 × 105
J/kg, and the heat
of vaporization is 2.26 × 106
J/kg.
Answer in units of J

Aseries circuit consists of a resistor with r = 20 ? , a capacitor with c = 0.01 f, and a decaying battery with e = 300e? 5t. if the initial charge is 0, find the charge as a function of time t

In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final

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