2. Atoms & Elements
Calculating Molar Mass
Multiple Choice
Multiple ChoiceThe reaction between nickel metal and hydrochloric acid is not a simple dissolution. The product formed is NiCl2 • 6 H2O (s), nickel (II) chloride hexahydrate, which has exactly 6 waters of hydration in the crystal lattice for every nickel ion. What is the molar mass of nickel (II) chloride hexahydrate, NiCl2 • 6 H2O (s)?
A
228.99 g/mol
B
231.01 g/mol
C
234.71 g/mol
D
237.69 g/mol
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