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Author Question: Which one of the following conditions would always result in an increase in the internal energy of a ... (Read 138 times)

jwb375

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on: Aug 27, 2018
Which one of the following conditions would always result in an increase in the internal energy of a system?
 
  A) The system loses heat and does work on the surroundings.
  B) The system gains heat and does work on the surroundings.
  C) The system loses heat and has work done on it by the surroundings.
  D) The system gains heat and has work done on it by the surroundings.
  E) None of the above is correct.

Question 2

The formula weight of a substance is ________.
 
  A) identical to the molar mass
  B) the same as the percent by mass weight
  C) determined by combustion analysis
  D) the sum of the atomic weights of each atom in its chemical formula
  E) the weight of a sample of the substance
Chemistry: The Central Science ¦ Brown, LeMay, Bursten ¦ 14th Edition
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lkanara2

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Reply #1 on: Aug 27, 2018
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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jwb375

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Reply #2 on: Aug 27, 2018
Thanks


lkanara2

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Reply #3 on: Aug 27, 2018
Welcome :)


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