What is the mass of a 7% solution if it contains 60 g of sodium hydroxide?

Determine the mass of a 7% solution which contains 60 g of sodium hydroxide.
m (solution) = m (in-va) / W (in-va) • 100% = 60 g / 7% • 100% = 857 g.
The mass of water in the solution is.
m (H2O) = 857 g – 60 g = 797 g.



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