Answer to Question #219018 in General Chemistry for ana

Question #219018

What mass of silver nitrate, AgNO₃₍ₐᵩ₎, is needed to react with solid copper to produce 525 kg of copper (II) nitrate, Cu(NO₃)₂₍ₐᵩ₎? Cu₍ₛ₎ + 2AgNO₃₍ₐᵩ₎ --> 2Ag₍ₛ₎ + Cu(NO₃)₂₍ₐᵩ₎ 


1
Expert's answer
2021-07-21T02:11:02-0400

Cu(s) + 2 AgNO3 (aq) "\\to" 2 Ag(s) + Cu(NO3)2 (aq)

moles of Cu(NO3)2 present = 525000g / 187.56g/mol = 2799.10 mol

mass of AgNO3 requires =

2799.10 mol of Cu(NO3)2 × "\\frac{2mol of AgNO_3}{1mol of Cu(NO_3)_2}" × 169.87g/mol

= 950966.23 g = 950.96Kg


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