Chemistry, 20.04.2021 20:30 gracebuffum

Calculate the mass of 0.257 moles of calcium nitrate, Ca(NO3)2. * A.)6.39x10^2 grams
B.)42.2 grams
C.)42.1737
D.)2.57x10^-1grams
E.)1.57x10^-3grams

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Calculate the mass of 0.257 moles of calcium nitrate, Ca(NO3)2. * A.)6.39x10^2 grams
B.)42.2...