In 6 M HCl, the Complex Ion Ru(NH₃)₆³⁺ Decomposes to a Variety

question 79

Multiple Choice

In 6 M HCl, the complex ion Ru(NH₃) ₆³⁺ decomposes to a variety of products. The reaction is first order in Ru(NH₃) ₆³⁺ and has a half-life of 14 h at 25°C. Under these conditions, how long will it take for the [Ru(NH₃) ₆³⁺] to decrease to 53.0% of its initial value?

• A) 6.6 h
• B) 15 h
• C) 5.6 h
• D) 13 h
• E) 7.4 h

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Definitions:

Kilovolt-ampere

A unit of apparent power in electrical systems, equivalent to 1,000 volt-amperes, often used in the rating of electrical equipment.

Liquid-cooled

A method of heat dissipation that uses a circulating fluid, typically water or coolant, to remove heat from components.

Air-cooled

Pertaining to a method of cooling machines, engines, or electronic devices by circulating air to remove heat.

Output Frequency

The frequency of the signal or current output by a device or circuit, which can vary based on the input or system design.