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jazz519

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Ba(NO3)2(aq) + SO4 2-(aq) --> 2NO3 -(aq) + BaSO4(s)

m(fertiliser) = 1.50 g
38.5% of that is sulfate so m(SO4 2-) = 1.50 x 38.5/100

Find moles of SO4 2- from there using n = m/MM

Molar ratio between SO4 2- and BaSO4 to find BaSO4 moles

Find mass of BaSO4 using m = n x MM
 

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