Question

1) You are tasked with identifying an unknown gas. Upon exposing the gas to an open flame, it makes an audible “pop” sound. What is the identity of the gas? 2)You are building a heating curve for an unknown substance. On a molecular level explain what is happening when the heating curve plateaus (that is, it flattens and does not increase of decrease in temperature for an amount of time). 3) Write a complete and balanced reaction for the combustion reaction of methane (CH4). 4) Write a complete and balanced reaction for the reaction between carbon dioxide and aqueous limewater.