What was the temporary name and symbol for the element coppernicium (cn)

Joe shines white light into a bowl half full of water at an angle of incident of 27.5°. calculate the angle of refraction in the water given the indices of refraction for air and water are 1.00 and 1.36, respectively.

This classification of drug typically changes the brain's chemistry and reduces its ability to create its own endorphins.

In the space, show a correct numerical setup for calculating the number of moles of co2 present in 11 grams of co2