Given a chemical reaction, methane (CH4) burns in oxygen (O2) to produce carbon dioxide (CO2) and water (H2O). Which of these represent an unbalanced equation with the correct chemical formulas?. A.. CH4 + O2 CO2 + H2O. . B.CH4+ CO2 O2 + H2O. .C. CO2+ H2O CH4+ O2. .D. CH4 O2 + CO2+ H2O

Answer :

A; methane and oxygen are reactants, carbon dioxide and water are products

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