You may use a periodic table such as the one in your agenda and a calculator. 

1. What is the molar mass in grams of the following?

A)    1.00 mol Na

B)     1.00 mol B

C)    1.00 molar mass Sn

D)    1.00 molar mass Fe

E)      atom Cl =

F)      atoms Si

2. How many moles of atoms are there in each of the following? Use factor label method.

A)  atoms Ar

B)  atoms Mg

C) Au

D) Cu=

3. How many atoms are there in each of the following? Use factor label method.

A)    2.50 mol Ne

B)     7.665 mol P

C)    2.37 mol K

4. What is the mass in grams of each of the following?

A)  atoms Ni

B)  atoms C

C)  atoms O

D)  atoms Cr

E) 50 atoms Ag

F) 1 atom H

5. Determine the number of atoms in each of the following. Use factor label method.

A)    3.5 g fluorine

B)     0.750 g nitrogen

C)    0.00467 g bromine

D)    0.015 g  helium

E)     g iodine

Back to worksheet

Back to Home