Cu+4HNO3=2H20+2NO2+Cu(NO3)2

This is us pouring 5 mlof 8 M HNO3 into the beaker full of Copper. We used striving in acuracy by kneeling so we could see the level of the beaker sufficiently.

This is the beaker filled with copper and 8 M HNO3 in the fume hood. ------------->