Where are valence electrons located in an atom?

A. In all energy levels

B. In the outermost energy level

C. In the lowest energy level

D. In the nucleus

The radius of an atom extends to the edge of the

Is water polar or dipolar?

If the white light shines on an object and the object appears blue this means that?

What is the mole fraction of water in pure water

In virginia and some other parts of the world, water has carved vast caverns out of underground limestone deposits. water, however, must contain dissolved carbon dioxide in order to break down the limestone. what role does the carbon dioxide play?

It would take one light year to travel to the sun? True or false?

A specific, electrically neutral atom of boron has 5 protons, 5 electrons, and 6 neutrons. what is the mass number of this atom of boron? 6 5 11 16

When does hail happen?

For the reaction, calculate how many moles of the product form when 0.012 mol of O2 completely reacts. Assume that there is more than enough of the other reactant. 4Al (s) + 3O2 (g) →2Al2O3 (s) Express your answer using two significant figures.

Nuclei with too many or too few neutrons are?