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Balance Chemical Equations: Example Problems

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I need help balancing the following chemical equations. (using whole number coefficients) (note that the numbers I have indicated should be subcript)

k2Cr207 + h20 + S ----> SO2 + KOH + cr203
CuO + NH3 ----> H20 + Cu + N2
NH4CL + Ca(OH)2 ----> CaCl2 + NH3 + H20
NH3 + 03 ---> N205 + H20
C6H6 + 02 ---> CO2 + H20
As2O3 + I2 + H20 ---> H3Aso4 + HI

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Solution Preview

Hi there,

Here you go: :)

2 K2Cr2O7 + 2 H2O + 3 S = 3 SO2 + 4 KOH + 2 ...

Solution Summary

Provides a solution for each of the questions.

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