Mole Day Crossword Challenge

Lowest possible whole-number ratio of atoms of each different element in a particular compound.
Mole is an abbreviation for the German word __________.
Formula that represents the actual number of atoms of each different element in a molecular compound.
Percent to mass, mass to mole, divide by _______, multiply ‘til whole .
A constant symbolized by “N,”
The mass in grams of one mole of a substance, numerically equal to the atomic,formula, or molecular mass of a substance.
A _________ represents the amount of a substance that contains the same number of particles as there are atoms in 12 grams of carbon-12.
The mass of each separate element divided by the total mass of the compound, which is then multiplied by 100%.
Chemical analysis of citric acid shows that it contains 37.51% C, 4.20% H, and 58.29% O. What is its empirical formula?
The volume that one mole of any gas occupies at a specified temperature and pressure.
The volume, in litres, of 835 g of SO3 (STP).
The mass of 18.0 L of CH4 (STP).