6. The internal energy of a system is the sum of the kinetic energy of all its components. TRUE or FALSE 7. The value of AE for a system that performs 13 kJ of work on its surroundings and loses 9 kJ of heat is -13 kJ. TRUE or FALSE. 8. When a system gives of heat and does work, AE is always negative. TRUE or FALSE. 9. The situation below is an exothermic process: "Ammonium thiocyanate and barium hydroxide are mixed at 25 °C: the temperature drops." TRUE or FALSE 10. Enthalpy is an intensive property. TRUE or FALSE
6. The internal energy of a system is the sum of the kinetic energy of all its components. TRUE or FALSE 7. The value of AE for a system that performs 13 kJ of work on its surroundings and loses 9 kJ of heat is -13 kJ. TRUE or FALSE. 8. When a system gives of heat and does work, AE is always negative. TRUE or FALSE. 9. The situation below is an exothermic process: "Ammonium thiocyanate and barium hydroxide are mixed at 25 °C: the temperature drops." TRUE or FALSE 10. Enthalpy is an intensive property. TRUE or FALSE
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Answer question 6-10. Write TRUE if the statement is correct and write FALSE is it is incorrect.
Transcribed Image Text:6. The internal energy of a system is the sum of the kinetic energy of all its
components. TRUE or FALSE
7. The value of AE for a system that performs 13 kJ of work on its surroundings
and loses 9 kJ of heat is -13 kJ. TRUE or FALSE.
8. When a system gives of heat and does work, AE is always negative. TRUE
or FALSE.
9. The situation below is an exothermic process:
"Ammonium thiocyanate and barium hydroxide are mixed at 25 °C: the
temperature drops."
TRUE or FALSE
10. Enthalpy is an intensive property. TRUE or FALSE
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