Answer:
15.5 grams
Explanation:
molar mass of NO3=62g/moles
number of moles=0.25mol
mass in gram= ?
as we know that
number of moles=[tex]\frac{mass in gram}{molar mass}[/tex]
number of moles×molar mass=mass in grams
mass in grams=62g/moles×0.25moles
mass in grams=15.5grams