An atom has the following electron configuration. 1s22s22p63s23p6452
How many valence electrons does this atom have?
2
3
5
11

A50.0 ml sample of gas at 20.0 atm of pressure is compressed to 40.0 atm of pressure at constant temperature. what is the new volume? 0.0100 ml 0.325 ml 25.0 ml 100. ml

How does the viscosity of magma change as magma cools?

Atriple covalent bond involves two atoms sharing three pairs of electrons. true false