Select a starting material and a series of reagents necessary to synthesize this compound in as few steps as possible. Enter your selection as a number for the starting material, followed by the letters of the reagents, in the order that you wish to use them, i. e. 3abcf.

How does a sample of helium at 15 degree celsius compare to a sample of helium at 215 k? a) the helium at 15 degrees celsius has a higher average kinetic energy that the sample at 215 k. b) the helium at 15 degrees celsius has lower nuclear energy that the sample at 215 k. c) the helium at 15 degrees celsius has slower- moving atoms that the sample at 215 k. d) the helium at 15 degrees celsius has smaller atoms than the sample at 215 k.