utadiene undergoes a reaction at a certain temperature in the gas phase as follows: 2C4H6(g) --> C8H12(g) The following data were collected for this reaction: Time (min) [C4H6] (M) 0 0.36 15 0.30 30 0.25 48 0.19 75 0.13 Determine the order of the reaction and the rate constant.

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?

How many mmols of tris-hcl are there in 100 ml of a 100 mm tris-hcl buffer solution at ph 8.1? note that the 100 mm refers to the sum of tris and tris-hcl concentrations?

Acandle’s wick is the fabric string that holds the flame, and it burns down at a constant slow pace when the candle is lit. the wick is usually surrounded by wax. which is the most important property of covalent compounds that makes them useful for making candle wax? a low boiling point a low melting point a high boiling point a high melting point