When a Molecule of Ethylenediamine Replaces Two Molecules of NH₃

question 60

Multiple Choice

When a molecule of ethylenediamine replaces two molecules of NH₃ in Co(NH₃) ₆³⁺, the entropy of the system ________

• A) increases.
• B) decreases.
• C) remains the same.
• D) cannot be determined.
• E) is irrelevant.

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Definitions:

Face Value

The nominal or original value printed on a security or financial instrument, such as a bond or stock certificate, indicating its worth at issuance.

Coupon Rate

The yearly interest yield on a bond, shown as a percentage of its nominal value, disbursed from the date of issuance to the date it matures.

Present Value

A calculation that determines the current value of an amount of money to be received in the future, discounted at a specific interest rate.

Yield To Maturity

Yield to maturity is the total return expected on a bond if the bond is held until it matures, including all interest payments and the repayment of par value.