One liter of an unknown gas weighs 1.25 grams at S.T.P, one possible formula for the gas is A. CO2B. COC. O2D. SO2 Show Answer…...Hide AnswerCorrect Answer: B. CO 💾 Save the Page as PDF: 📥𝐃𝐨𝐰𝐧𝐥𝐨𝐚𝐝 𝐍𝐨𝐰! Related Read more articles Previous PostIf pressure on a gas is increased from 2 atm to 4 atm than its volume will decrease from Next PostThe temperature recorded by Kelvin scale is If the aforementioned Answer is Wrong. Leave a Reply with an authentic source.Cancel reply