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

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 hours at 25°C.Under these conditions,how long will it take for the [Ru(NH₃) ₆³⁺] to decrease to 23.5% of its initial value?

A) 5.4 hours
B) 9.7 hours
C) 3.3 hours
D) 14 hours
E) 29 hours