The Value of ΔH° for the Reaction Below Is -336

question 22

Multiple Choice

The value of ΔH° for the reaction below is -336 kJ.Calculate the heat (kJ) released to the surroundings when 23.0 g of HCl is formed. CH₄ (g) + 3Cl₂ (g) → CHCl₃ (l) + 3HCl (g)

• A)177 kJ
• B)2.57 × 10³ kJ
• C)70.7 kJ
• D)211 kJ
• E)-336 kJ

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Definitions:

Give Consideration

To provide something of value such as money, goods, or services as part of a contract or agreement.

Gratuitous

Referring to something given without expecting anything in return, often related to acts of kindness or voluntary transactions without compensation.

Preexisting Duty

A legal concept indicating that if someone is already legally obligated to perform a certain action, that action cannot be used as consideration for a new contract.

Consideration

The value (such as money, goods, or services) that is given in exchange for a contractual promise or action.