One molecule of dinitrogen tetroxide contains A two nitrogen atoms and two oxygen atoms.
.
B. four nitrogen atoms and two oxygen atoms.
Octwo nitrogen atoms and four oxygen atoms.
D. four nitrogen atoms and four oxygen atoms.

the answer to this question is 60 n

c)as speed changes, wavelength and frequency change.

everything changes!

dopamine..

"it was found that some people who were taking the drug l-dopa to raise their levels of dopamine were developing schizophrenic-like symptoms supporting research a strength of the dopamine hypothesis is that there are many studies which have shown support for the neurochemical explanation."