How many liters of a 0.5 M NaOH solution are needed to obtain 1 mole of NaOH? (2

Practice Questions

Q1
How many liters of a 0.5 M NaOH solution are needed to obtain 1 mole of NaOH? (2023)
  1. 1 L
  2. 2 L
  3. 0.5 L
  4. 0.25 L

Questions & Step-by-Step Solutions

How many liters of a 0.5 M NaOH solution are needed to obtain 1 mole of NaOH? (2023)
  • Step 1: Understand that molarity (M) is the number of moles of solute per liter of solution.
  • Step 2: Identify that you need to find the volume of a 0.5 M NaOH solution that contains 1 mole of NaOH.
  • Step 3: Use the formula for volume: Volume = moles / molarity.
  • Step 4: Substitute the values into the formula: Volume = 1 mole / 0.5 M.
  • Step 5: Calculate the volume: 1 mole divided by 0.5 M equals 2 liters.
  • Step 6: Conclude that you need 2 liters of the 0.5 M NaOH solution to obtain 1 mole of NaOH.
  • Molarity – Molarity (M) is a measure of concentration defined as the number of moles of solute per liter of solution.
  • Volume Calculation – The volume of a solution can be calculated using the formula: Volume = moles / molarity.
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