1.
A 1.020 g sample of sodium fluoride is dissolved in water and then precipitated with calcium
nitrate solution. If the calcium fluoride precipitate weighs 0.905 g, what is the percent
yield?
2 NaF (39) + Ca (NO3) 2 (aq) - --> CaF2 (s) + 2 NaNO3 (aq)
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