What is the mass in grams of 0. 40 moles of sodium borohydride.

The mass in grams of 0.40 moles of sodium borohydride is; 15.124g

The chemical formula of sodium borohydride is; NaBH4.

Number of moles =mass/molar mass

moles= 0.40

molar mass of sodium borohydride = 37.83

making mass the subject of the formula

mass= moles × molar mass

= 16.27 grams

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