Essential Chemistry for IGCSE - Chemical Calculations (Section 1 - No. 18)
If you have 4g of NaOH dissolved in 50 cm³ of water, what is the first step to calculate the concentration?
Convert grams to moles.
Convert cm³ to dm³.
Divide grams of NaOH by the volume of solution.
Multiply grams of NaOH by the volume of solution.
Explanation
Concentration requires moles of solute.
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