How many valence electrons are found in the outermost energy level of fluorine (F) ?

A) 2

B) 7

C) 9

D) 19

Balance the following equation for the combustion of methane (3 pts): CH4 + O2 - -> CO2 + H2O

Which metal is most easily oxidized? A) Cu B) Ag C) Mg D) Co

What is a non example of density

A 15.0 L tank of gas is contained at a high pressure of 8.20x10 4 torr. The tank is opened and the gas expands into an empty chamber with a volume of 6.00x10 4 L. Calculate the new pressure of the gas.

What was discovered from the gold foil experiment?

How does phosphorus enter the human body?

When a reaction occurs between atoms with ground state electron configuration 1s2 2s1 and 1s2 2s2 2p5 the predominant type of bond formed is

How does heat transfer takes place between any two systems?

Hydrate name of CaCl2 * 8 H2O

Calculate the heat evolved from a mixture of 14.1 l of sulfure dioxide