Lujan Moles Test Question Preview (ID: 39700)


1st Test Of 9 Weeks. TEACHERS: click here for quick copy question ID numbers.

What is the mass of 3.0 x 10 ^23 molecules of CO₂?
a) 22 grams
b) 44 grams
c) 66 grams
d) 88 grams

How many moles of oxygen are in 17 moles of Ba₃(PO₄)₂?
a) 136 mol
b) 34 mol
c) 17 mol
d) 102 mol

How many moles of Fe2O3 are in 79.85 g Fe₂O₃?
a) 0.500mol
b) 1.000 mol
c) 0.250 mol
d) 0.100 mol

How many helium atoms are in 6.44 E-24 g of helium?
a) 1 atom
b) 1,000 atoms
c) 2 atoms
d) 4 atoms

The molar mass of H₂O₂ is
a) a
b) a
c) a
d) a

a
a) a
b) a
c) a
d) a

a
a) a
b) a
c) a
d) a

a
a) a
b) a
c) a
d) a

a
a) a
b) a
c) a
d) a

a
a) a
b) a
c) a
d) a

Play Games with the Questions above at ReviewGameZone.com
To play games using the questions from above, visit ReviewGameZone.com and enter game ID number: 39700 in the upper right hand corner or click here.

TEACHERS / EDUCATORS
Log In
| Sign Up / Register