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SZF IOS · Is Matter Around Us Pure? · Quiz

Is Matter Around Us Pure? — quick quiz

5 real SZF IOS questions on Is Matter Around Us Pure?. Instant scoring and solutions, no signup — see where you stand in ~3 minutes.

Question 1 of 5

HARD

A student needs to prepare a 10% (mass/volume) solution of sodium chloride. How many grams of NaCl should be dissolved in water to make 200 mL of solution?