Question

Calculate the concentration of the solution when 80 g of NaOH is dissolved in 1 dm^3 of water.
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Answer 1

by this method u will get the proper answer...

Answer 2

If 1.0g of solid sodium hydroxide is dissolved in 250cm3 of water, what is the concentration in g/dm3? c = 0.025 mol 0.25 dm3 Now substitute 0.025mol into the original formula: = 0.1mol/dm3 If 1.0g of solid sodium hydroxide (NaOH) is dissolved in 250 cm3 of water, what is the concentration in mol/dm3?