Those substances which have so far not been resolved by any means into other substances of simpler form are called  A. elements  B. compounds  C. atoms  D. molecules

Those substances which have so far not been resolved by any means into other substances of simpler form are called  A. elements  B. compounds  C. atoms  D. molecules
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Answer: A
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An ideal gas is compressed in a cylinder so well insulated that there is essentially no heat transfer. The temperature of gas  a. Remains constant  b. increases  c. decreases  d. is basically zero

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An open system is one in which  (a) mass does not cross boundaries of the system, though energy may do so  (b) neither mass nor energy crosses the boundaries of the system  (c) both energy and mass cross the boundaries of the system  (d) mass crosses the boundary but not the energy  (e) thermodynamic reactions do not occur.

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Last Answer : Answer : c

A closed system is one in which  (a) mass does not cross boundaries of the system, though energy may do so  (b) mass crosses the boundary but not the energy (c) neither mass nor energy crosses the boundaries of the system  (d) both energy and mass cross the boundaries of the system  (e) thermodynamic reactions take place.

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If two systems are in the thermal equilibrium with a third system, then they must be in thermal equilibrium with each other.  a. Zeroth Law of Thermodynamics  b. First Law of Thermodynamics  c. Second Law of Thermodynamics  d. Third Law of Thermodynamics

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