Consider the equation, 2Rb + MgCl2 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
Correct Answer:
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