jazminechavez2721 jazminechavez2721 20-11-2019 Chemistry contestada 1.A 1.020 g sample of sodium fluoride is dissolved in water and then precipitated with calciumnitrate solution. If the calcium fluoride precipitate weighs 0.905 g, what is the percentyield?2 NaF(39) + Ca(NO3)2(aq) ---> CaF2 (s) + 2 NaNO3(aq)