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Which of the following solutions have the same concentration?(i) 20 g of NaOH in 200 mL of solution(ii) 0.5 mol of KCl in 200 mL of solution(iii) 40 g of NaOH in 100 mL of solution(iv) 20 g of KOH in 200 mL of solution |
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Answer» (i), (ii) (i) 20 g of NaOH in 200 mL of solution |
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