The table below shows data for the temperature, pressure, and volume of four gas samples

June 2018 NY Regents Chemistry Exam

43 The table below shows data for the temperature, pressure, and volume of four gas samples

Which two gas samples contain the same number of molecules? (1) I and II

(2) I and III (3) II and III

(4) II and IV

Solution:Gases with the same pressure, temperature and volume have the same number of molecules.

Answer: 4

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