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23-08-2017
Chemistry

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What is the molarity of a solution prepared by dissolving 10.0grams of NaOh in water and diluting to 500Ls with water

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LeChatNoir LeChatNoir

23-08-2017

mNaOH: 23+16+1 = 40 g/mol

40g NaOH ---- 1 mol
10g NaOH ----- X
X = 0,25 mol

500L = 500 dm³

C = n/V
C = 0,25/500
C = 0,0005 mol/dm³

:•)

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