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2. Compute the percent by mass of 10 grams of Sodium Hydroxide that are contained in a 200 grams NaOH aqueous solution?​

Sagot :

Answer:

   5 %

Explanation:

   m%= (mass of solute/mass of solution)(100%)

         = (10 g/200 g)(100%)

         = (0.05)(100%)

         = 5 %