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Balancing Equations

Atoms do not match yetCompare the atom ledger below.
REACTIONFormation of waterHydrogen burns in oxygen to make water.ADJUST THE COEFFICIENTS1H₂−++1O₂−+1H₂O−+ATOM LEDGERH2=2O2≠1REACTANTSPRODUCTSH₂×1HHO₂×1OOH₂O×1OHH
CONSERVATION OF MASSThe atom totals must matchAdjust whole-molecule coefficients.
StatusNot balanced
ElementReactantsProducts
H22
O21
Golden ruleChange coefficients in front of formulas. Never alter the small subscripts inside a formula.
  • Balance: Formation of water