Calculate the Average H-S Bond Enthalpy in H₂S(g)given the Standard

question 17

Multiple Choice

Calculate the average H-S bond enthalpy in H₂S(g) given the standard enthalpies of formation for H₂S(g) ,H(g) ,and S(g) : -20.1,218,and 223 kJ.mol^-1 ,respectively.

• A)340 kJ.mol^-1
• B)231 kJ.mol^-1
• C)10.1 kJ.mol^-1
• D)679 kJ.mol^-1
• E)461 kJ.mol^-1

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Definitions:

Opportunity Cost

The loss of potential gain from other alternatives when one alternative is chosen.

Differential Income

The difference in income between two alternatives, used in decision-making processes to determine the best option.

Alternative Use

Refers to the potential other uses or applications of an asset or resource outside its current employment.

Variable Cost

Costs that vary directly with the level of production or sales volume.