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8.4 x 1024 particles of monatomic ideal gas are at a temperature of 310 K. What...

  1. 8.4 x 1024 particles of monatomic ideal gas are at a temperature of 310 K.
    1. What is the total internal energy of the gas?
    2. If 2600 J of heat is added to the gas, and 950 J of work is done on the gas, what is the new internal energy of the gas?
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