A teacher instructed three students A, B, C respectively to prepare a 50% mass/volume solution of sodium hydroxide (NaOH). A dissolved 50 g of NaOH in 100 ml of water. B dissolved 50 g of NaOH in 100 g of water. C dissolved 50 g of NaOH in water to make 100 ml of solution. Which one of them has made the desired solution and why?
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none do them have the desired solution because 3 are same
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Plz send the pic of the exercise
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