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1. |
The molarity of a NaOH solution by dissolving 4 g of it in 250 ml water is [West Bengal JEE 2010] |
A. | 0.4 M |
B. | 0.8 M |
C. | 0.2 M |
D. | 0.1 M |
Answer» B. 0.8 M | |