One of the reactions used to inflate automobile air bags involves sodium azide (NaN3): Determine the mass of N2 produced from the decomposition of NaN3 shown below.
NaN3(s) → Na(s) + N2(g)

Which term refers to a property that depends only on the amount of a substance? ©@

What is the percentage of hydrogen in c2h4

Astring vibrates with a frequency of 10 hz. why can't a person hear the sound waves produced by the vibrating string, no matter how large the amplitude of the waves? out! this is homework and due tomorrow! you so much!