What is the pH of a solution made by mixing 20ml of 0.2M NaOH and 50ml of 0.2M acetic acid?
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20mL of 0.2M sodium hydroxide is added to 50mL of 0.2M acetic acid to acid to given 70mL of the solution. An acidic buffer is formed. Rule ABA: When NaOH is added, the amount of acid decreases because hydroxide ions react with hydrogen ions to form undissociated water. Therefore, the amount of acetate increases.
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the pH of solution will be 7
because it will show nutralization reaction
acid+ base will give salt + water
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