Alkanes are saturated organic molecules that contain only carbon and hydrogen atoms connected through single bonds. in the iupac naming system, all alkanes end in the suffix ane and begin with a prefix determined by the number of carbon atoms in the molecule:

At stp, which substance is the best conductor of electricity? a. nitrogen b. neon c. sulfur d. silver

Imagine a small synthetic vesicle made from pure phospholipids enclosing an interior lumen containing 1 mm glucose and 1 mm sodium chloride. if the vesicle is placed in pure water, which of the following happens faster? a. na+ diffuses out. b. cl– diffuses out. c. h2o diffuses in. d. glucose diffuses out. e. sodium chloride diffuses out.

Which of the following warnings would an agricultural chemist tell a farmer who wants to recycle his or her own ammonia? recycling ammonia is a difficult process that sometimes takes weeks. recycling ammonia requires a degree in biochemistry or a related field. recycling ammonia can be harmful because it is highly flammable and toxic. recycling ammonia costs too much money considering the price of the necessary chemicals.