How many moles of H20 are needed to produce 1 mole of O2 in the following equation? 2H2O + 2H2 + 102

The covalent compound acetylene, which is the fuel of the oxyacetylene torch used by welders, has the molecular formula c2h2. the covalent compound benzene, a commercial solvent, has the molecular formula c6h6 each of these covalent compounds contains carbon and hydrogen atoms in a one-to-one ratio. would it be correct to write the chemical formulas of each as ch? explain.

The grooves or folds of the brain are called

Which class of molecules functions as chemical signals? hormones water carbohydrates proteins