Chemistry Acid and Base questions
1. Cherg measured exactly 30 cm3 of the solution and then added 150.0 cm3 of distilled water to the solution. Calculate the molarity of the solution obtained after the distilled water was added. 2. Jom was instructed by his lecturer to prepare 2.5 dm3 of potassium hydroxide solution with a molarity of 1.5 mol dm-3. (b)Referring to the information given, calculate;
[Relative atomic mass: H=1, O=16, Na=23] (i) the number of moles of sodium hydroxide solution.
(ii)the mass of sodium hydroxide that Jungkook must use to prepare the solution.
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