Answer to Question 1
A positive ion has lost one or more electrons, leaving the positively charged protons in the nucleus without a balancing negative charge on the particle, resulting in a positively charged ion. A negative ion has gained one or more electrons, adding more negative charge to the orbital shells, resulting in a negatively charged ion.
Answer to Question 2
An ion is an atom that has become positively charged or negatively charged by losing one or more valence electrons or gaining one or more valence electrons, respectively.
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If CP for an ideal gas is 35.4 J/molK, which of the following is CV for this gas?