Consider the Equation, 2Rb + MgCl₂ $\rightarrow$ Mg + 2RbCl

question 45

Multiple Choice

Consider the equation, 2Rb + MgCl₂ $\rightarrow$ Mg + 2RbCl. If 82.00 g of Rb are available, what is the amount of MgCl₂ needed? (Molar masses: Rb = 85.47 g; Mg = 24.3 g; Cl = 35.45 g)

• A) 95.2
• B) 85.47
• C) 45.67
• D) 82.47
• E) 91.33

---

Definitions:

Short-term Memory

The part of the memory system where information is stored for a brief period of time, typically from several seconds to a minute, before it is either discarded or transferred to long-term memory.

Hippocampus

A major component of the brain in humans and other vertebrates, playing critical roles in the consolidation of information from short-term memory to long-term memory and spatial navigation.

Electroconvulsive Therapy

A therapy method for mental illnesses that involves inducing seizures through electric stimulation to help improve patient conditions.

Anterograde Amnesia

A form of memory loss where the ability to form new memories after the event that caused the amnesia is impaired, while long-term memories from before the event remain intact.