Security Stud. 1  Full mortise hinges are available with security studs for added safety. 2  With the door in its closed position, a stud attached to one leaf of the hinge projects into a hole in the matching leaf.
Net Ionic Equation. A chemical reaction involves the conversion of reactant atoms or molecules to product. During any chemical reaction, reactant molecules are joined together to form a product which has different chemical and physical properties than the reactants.
Write a balanced chemical equation to represent the complete combustion of methane gas. In a particular experiment, excess methane was combusted in limited oxygen to produce soot (solid carbon) and water vapour.Write a balanced chemical equation to represent the incomplete combustion of methane in this experiment. atoms balanced. 1  The balanced chemical equation for the complete combustion of methane gas is: CH4(g) + 2O2(g) â CO2(g) + 2H2O(g).