4. Which of the methods below could be used to crack a long-chain hydrocarbon?
A Mix the hydrocarbon with water and add
a cold platinum catalyst.
B Mix the hydrocarbon vapour with steam
and heat to a very high temperature.

let that person have a turn to speak : )

you need to have a picture of the atom that way we can answer it

brian made this table to organize his notes on changes of state. depostion is a change of state that has the wrong energy change listed. it is utilized to collect data as a portion of the development means and in restricted conditions which may be applied at test.

a deposition in the authority of the united states or research for development in the authority of canada includes the catching of affirmed. the out-of-court verbal assertion of a spectator that may be lessened to a printed record for succeeding application for discovery purposes.