What volume does 0.5 mol of an ideal gas occupy at STP? (molar volume 22.4 L/mol)
Answer and explanation
Correct answer: B. 11.2 L
- Step 1: Volume equals moles times molar volume: L. Answer: 11.2 L. Why not the others: 12 L, 22.4 L and 44.8 L don't fit.
Practise more Chemistry calculations.
Free questions with an explanation for every one, and full timed GAMSAT (Graduate Medical School Admissions Test) mock tests.
More Chemistry calculations questions
- 0.1 mol of a solute is dissolved to make 1 litres of solution. What is the molarity?
- 100 mL of 4 M acid is diluted with water to 500 mL. What is the new molarity?
- What is the pH of a strong acid solution whose hydrogen ion concentration is 10⁻³ mol/L?
- What volume does 3 mol of an ideal gas occupy at STP? (molar volume 22.4 L/mol)
- How many grams of water form when 8 g of hydrogen burns completely in oxygen? (; H = 1, O…
- What is the percentage by mass of sulphur in SO2? (molar mass of SO2 = 64, mass of sulphur in it = 32)