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Questions and Answers
Match the following steps with the correct procedure for preparing a sodium chloride solution:
Match the following steps with the correct procedure for preparing a sodium chloride solution:
Weighing 10g of sodium chloride = Step 1 Pouring it into graduated cylinder or volumetric flask containing about 80ml of water = Step 2 Adding water to bring the volume up to the final 100ml = Step 3 Measuring 100ml of water and adding 10g of sodium chloride = Caution
Match the following precautions with their corresponding warnings:
Match the following precautions with their corresponding warnings:
Dissolving sodium chloride completely before adding water = Caution Swirling the flask gently if necessary = Step 2 Avoiding introduction of error by changing the final volume of the solution = Step 3 Using graduated cylinder or volumetric flask for the procedure = Step 1
Match the following components with their role in the preparation of sodium chloride solution:
Match the following components with their role in the preparation of sodium chloride solution:
Sodium chloride = To be weighed Water = To bring the volume up to 100ml Graduated cylinder or volumetric flask = To contain the solution Final volume of the solution = To be adjusted after dissolving sodium chloride
