Juellet Juellet
  • 10-01-2021
  • Chemistry
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How to balance 4NaNO3 + 5PbO → 8Pb(NO3)2 + 7Na2O with coefficients?

Respuesta :

ardni313
ardni313 ardni313
  • 10-01-2021

The balanced equation

2NaNO₃ + PbO → Pb(NO₃)₂ + Na₂O

Further explanation

Given

Reaction

NaNO3 + PbO → Pb(NO3)2 + Na2O

Required

Balanced equation

Solution

  • 1. Give coefficient

aNaNO₃ + bPbO → Pb(NO₃)₂ + cNa₂O(Pb(NO₃)₂ ⇒coefficient 1 for the most complex compounds)

  • 2. Make an equation

N, left=a, right=2⇒a=2

Na, left = a, right=2c⇒a=2c⇒2=2c⇒c=1

Pb, left = b, right=1⇒b=1

The equation becomes :

2NaNO₃ + PbO → Pb(NO₃)₂ + Na₂O

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