What type of energy do ethanol, propane, and butane all have? Which one gives off the most thermal energy as it burns? What variable needs to be kept unchanged to make sure this comparison is fair?

At stp, what is the volume of 1 mole of co2?

What three things determine the shape and size of a puddle when water is poured out onto a surface

Suppose you have designed a new thermometer called the x thermometer. on the x scale the boiling point of water is 129 ? x and the freezing point of water is 13 ? x. part a at what temperature are the readings on the fahrenheit and x thermometers the same?