Draw the lewis structures for the resonance forms of methyl azide (ch3n3). include all lone pairs of electrons and formal charges.

The density of an unknown gas at 98°c and 740 mmhg is 2.50 g/l. what is the molar mass of the gas with work showed?

Observation and experimentation have led many scientists to accept a theory about the origin of the universe. this theory is called the big bang theory. scientific evidence collected and observed by scientists around the world suggests that the universe is ever expanding from a hot and dense initial state. what makes this a scientific theory? (2 points)

How many moles of co2 are produced during the complete combustion of 3.6 moles of c2h6