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Grade: 9
        
Ph of solution is 12.What is amount in grams of NaOH present in 500ml of solution?
10 months ago

Answers : (1)

Arpan Guha
11 Points
							PH=12 then POH=2 NaOH molar concentration = .01  molar concentration  = no of mole/ volume in lit .. from this equation  we get no of mole needed to make .01 molar 500 ml solution of NaOH = .005 .. then mass of NaOH needed = .005×40 = .2 g
						
10 months ago
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