Calculate the mole fraction of NaOH in a solution containing 20g of NaOH in 360g of water.
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Answer:
By using this formula
Na/Na+Nb
Explanation:
Moles of NaoH = 20/40 = 0.5
Moles of water = 360/18 = 20
Mole fraction of NaoH = ?
Xnaoh = Nnaoh/ Nnaoh+Nh20
Xnaoh = 0.5/0.5+20
Xnaoh = 0.5/20.5
Xnaoh = 0.024
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