To make 98.1 mL of a 0.405 M solution of NaCl, what mass of NaCl is required?
A) 39.7 g
B) 14.2 g
C) 2.32 g
D) 4.14 g
E) none of these

Question

Quizplus · Accepted Answer

To find the mass of NaCl required, use the formula: mass = molarity × volume (in liters) × molar mass of NaCl. The molar mass of NaCl is approximately 58.44 g/mol. Convert 98.1 mL to liters (0.0981 L) and calculate: 0.405 mol/L × 0.0981 L × 58.44 g/mol = 2.32 g.

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