Bromine (br) has four energy levels. name 2 other elements that would have four energy levels.

In a ball-and-stick molecular model, what do the sticks represent?

To prevent the presence of air, noble gases are placed over highly reactive chemicals to act as inert "blanketing" gases. a chemical engineer places a mixture of noble gases consisting of 4.37 g of he, 13.36 g of ne, and 36.65 g of kr in a piston-cylinder assembly at stp. calculate the partial pressure in torr of kr.

What is the molecule called that mitochondria produce when they respire glucose