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Chemical reaction formula calculator ― Online

Enter substances. Separate each substance with a space. Case-sensitive.
Don't enter "+". Don't enter coefficient.　NG:2H2O　OK:H2O

clear input sample1 input sample2 input sample3

Before reaction (Separate with a space. Don't enter '+')

After reaction (Separate with a space. Don't enter '+')

Run

Result

　CH4 +2 O2 → CO2 +2 H2O

Formula

x₁ CH4 + x₂ O2 → x₃ CO2 +x₄ H2O
C : x₁ = x₃
H : 4 x₁ =2 x₄
O : 2 x₂ =2 x₃ + x₄

x₁ = 1 , x₂ = 2 , x₃ = 1 , x₄ = 2