Question 1
The theorem of equipartition of energy states that the energy each degree of freedom contributes to each molecule in the system (an ideal gas) is
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Question 2
Two tanks of gas, one of hydrogen, H2, and one of helium, He, contain equal numbers of moles of gas. The gram-molecular mass of He is twice that of H2. Both tanks of gas are at the same temperature, 293 K. Which statement(s) below is(are) correct when we ignore vibrational motion?
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The total internal energy of the hydrogen is the same as that of the helium.
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The total internal energy of the hydrogen is 1.4 times that of the helium.
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The total internal energy of the helium is 1.4 times that of the hydrogen.
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The total internal energy of the hydrogen is 1.67 times that of the helium.
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The total internal energy of the helium is 1.67 times that of the hydrogen.
Directionality of the hydrogen bond
Letters and Numbers
Hydrogen Bonds رابطة هيدروجينية
Identification of the numbers in the Word Problem
Hydrogen bond
How many hydrogen ions (H+) are present and on what side of the chemical equation?