Question
How would you prepare the following laboratory solutions?
i) 500 ml of 0.5 M Na₂CO₃
ii) 100 ml of 0.1 N of NaOH
Answer :
Word Count : 237
To prepare 500 ml of 0.5 M Na₂CO₃, first calculate the required amount of solute. The molar mass of Na₂CO₃ is 106 g mol⁻¹. A 0.5 M solution means 0.5 moles per litre, so for 0.5 litres the number ________ _________ _____ __________ ________ _________ ___.
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To prepare 500 ml of 0.5 M Na₂CO₃, first calculate the required amount of solute. The molar mass of Na₂CO₃ is 106 g mol⁻¹. A 0.5 M solution means 0.5 moles per litre, so for 0.5 litres the number ________ _________ _____ __________ ________ _________ ___.
______ __________ _________ _______ ____ ________ ___ ____ __________ _______ ____.
___ _________ __________ _______ ___.
_______ ________ _____ _________ ___ ________ ___ _______ __________ _______.
_____ ___ ____ ______ ___ _____ _______ _________.
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