Calculate the number of grams of solute in 500.0 mL of 0.189 M KOH. A) 5.30 × 10³ B) 5.30 C) 1.68 × 10^-³ D) 1.68 E) 148

Question

Quizplus · Accepted Answer

To find the grams of solute, use the formula: grams = molarity (M) × volume (L) × molar mass (g/mol). For KOH, the molar mass is approximately 56.11 g/mol. Convert 500.0 mL to liters (0.500 L), then calculate: 0.189 M × 0.500 L × 56.11 g/mol = 5.30 grams.

Calculate the Number of Grams of Solute in 500