questionedithistorytranslationsCurrent version This is the accepted version. added by globalquiz.org Nov. 5, 2018, 8:45 p.m. Which of these compounds is acid? H2ONaBrHCOOHCaOIt is a formic acid formula.globalquiz.orgShare and bring new players to the game!0Very uninterestingToo difficultPoorly writtenIncorrect or questionableCorrect this question3Very interesting!reach: rather globalacidschemistryVotes +1 Very interesting! Ts +1 Very interesting! M +1 Very interesting! ---