A gram of water (volume of 1.00 cm3) at 100 oC is converted to 1.67 x 103cm3 of steam at atmospheric pres-sure. What is the change in the internal energy of the water (steam)?
Answer to relevant QuestionsIn a highly competitive game, a basketball player can produce 300 W of power. Assuming the efficiency of the player’s “engine” is 15% and heat dissipates primarily through the evaporation of perspiration, what mass of ...An Olympic weight lifter lifts 145 kg a vertical distance of 2.1 m. When he does so, 6.0 x 104 J of heat is transferred to air through perspiration. Does he gain or lose internal energy and how much? By rubbing the circular lip of a wide, thin wine glass with a moist finger, you can make the glass “sing.” (Try it.) (a) What causes this? (b) What would happen to the frequency of the sound if you added water to the ...A horizontal spring on a frictionless level air track has a 0.150-kg object attached to it and it is stretched 6.50 cm. Then the object is given an outward initial velocity of 2.20 m/s. If the spring constant is 35.2 N/m, ...How much mass should be at the end of a spring (k = 100 N/m) in order to have a period of 2.0 s?
Post your question