Chemistry Coal gas is made up of mostly ________ & _________? Options:A. Hydrogen & WaterB. Hydrogen & Carbon dioxideC. Hydrogen & MethaneD. Carbonmonoxdide & waterView AnswerC. Hydrogen & Methane Continue Reading Previous: Water Gas is a mixture of two gases Hydrogen & Carbon monoxide, while separating Hydrogen gas by liquification process which one is liquefied first__?Next: Which of the following is more acidic in nature?