A 1.50-kg iron horseshoe initially at 600°C is dropped into a bucket containing 20.0 kg of water at 25.0°C. What is the final temperature? (Ignore the heat capacity of the container, and assume that a negligible amount of water boils away.)
Answer to relevant Questions(a) Show that the density of an ideal gas occupying a volume V is given by p = PM/RT, where M is the molar mass. (b) Determine the density of oxygen gas at atmospheric pressure and 20.0°CHelium gas is sold in steel tanks. If the helium is used to inflate a balloon, could the balloon lift the spherical tank the helium came in? Justify your answer. Steel will rupture if subjected to tensile stress greater than ...A steel guitar string with a diameter of 1.00 mm is stretched between supports 80.0 cm apart. The temperature is 0.0°C. (a) Find the mass per unit length of this string. (Use the value 7.86) 103 kg/m3 for the density.) ...How much energy is required to change a 40.0-g ice cube from ice at -10.0°C to steam at 110°C?(a) Determine the work done on a fluid that expands from i to f as indicated in Figure P20.24. (b) What If? How much work is performed on the fluid if it is compressed from f to i along the same path?
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