During an isobaric process which one of the following does not change?
a. volume
b. temperature
c. internal energy
d. pressure
d
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Size of the Nucleus: An excited 
U* nucleus undergoes fission into two fragments as follows:
U* ? 
Ba + 
KrIf, at the instant of fission, the Ba and Kr fragments are spherical and just barely in contact, what is the electrostatic potential energy of these two fragments? (1 eV = 1.60 × 10-19 J, e = 1.60 × 10-19 C, 1/4??0 = 8.99 ×
109 N ? m2/C2) A. 230 MeV B. 240 MeV C. 250 MeV D. 260 MeV E. 270 MeV
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An 8000-kg aluminum flagpole 100-m long is heated by the Sun from a temperature of 10°C to 20°C. Find the heat transferred (in J) to the aluminum if the specific heat of aluminum is 0.215 cal/g/°C
a. 7.2 × 10^5 b. 7.2 × 10^7 c. 7.2 × 10^3 d. 7.2 × 10^1 e. 7.2 × 10^2
How is a rock defined?