PERCENT COMPOSITION

Question 1

PERCENT BY MASS OF EACH ELEMENT IN A COMPOUND

Answer 1

PERCENT COMPOSITION.

Question 2

FORMULA FOR MOLAR MASS

Answer 2

MOLAR MASS (g/mol) = (# of atoms of an element) X (it's ATOMIC MASS) 
molar mass of a compound is the sum of the molar masses of each its atoms.

Question 3

FORMULA FOR PERCENT COMPOSITION

Answer 3

PC= (MASS OF THE ELEMENT/ MASS OF THE COMPOUND) X 100

Question 4

in 6CO2(g), the 6 is the _____,the 2 is the ____ and the g is the _____

Answer 4

number of molecules, number of atoms, state of the matter