· What is the percent composition of both of the elements in the compound methane, CH₄? What is the first step that you must do to solve this problem? J

· What is the empirical formula for a compound that is 20.11% hydrogen and 79.89% carbon? What is the first step that you must do to solve this problem? J

· What is the molecular formula for a compound that is 14.37% hydrogen and 85.63% carbon if the molar mass of the compound is equal to 56.1072 grams? What is the first step that you must do to solve this problem? J